Albert Padwa

Albert Padwa's AcademicInfluence.com Rankings

Albert Padwa

Chemistry

#843

World Rank

#1386

Historical Rank

#357

USA Rank

Organic Chemistry

#74

World Rank

#105

Historical Rank

#31

USA Rank

chemistry Degrees

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Chemistry

Albert Padwa's Degrees

PhD Chemistry University of California, Berkeley
Bachelors Chemistry University of California, Berkeley

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Albert Padwa's Published Works

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Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

1,3-Dipolar Cycloaddition Chemistry (1984) (1807)
Synthetic applications of 1,3-dipolar cycloaddition chemistry toward heterocycles and natural products (2002) (995)
Cascade Processes of Metallo Carbenoids. (1996) (605)
Ylide formation from the reaction of carbenes and carbenoids with heteroatom lone pairs (1991) (505)
Domino reactions of rhodium(II) carbenoids for alkaloid synthesis. (2009) (335)
The Domino Way to Heterocycles. (2007) (313)
Synthetic applications of furan Diels-Alder chemistry (1997) (309)
The Pummerer reaction: methodology and strategy for the synthesis of heterocyclic compounds. (2004) (302)
Application of Intramolecular Carbenoid Reactions in Organic Synthesis (1992) (264)
Ligand Effects on the Chemoselectivity of Transition Metal Catalyzed Reactions of α‐Diazo Carbonyl Compounds (1994) (217)
Intramolecular 1,3‐Dipolar Cycloaddition Reactions (1976) (213)
Ligand effects on dirhodium(II) carbene reactivities. Highly effective switching between competitive carbenoid transformations (1993) (195)
Photochemistry of the carbon-nitrogen double bond (1977) (189)
Positive Halogen Compounds. VI. Effects of Structure and Medium on the β-Scission of Alkoxy Radicals (1963) (117)
Application of the Rh(II) cyclization/cycloaddition cascade for the total synthesis of (+/-)-aspidophytine. (2006) (116)
Tandem cyclization-cycloaddition reaction of rhodium carbenoids. Scope and mechanistic details of the process (1990) (113)
Generation and Utilization of Carbonyl Ylides via the Tandem Cyclization-Cycloaddition Method (2010) (109)
A Cycloaddition Approach toward the Synthesis of Substituted Indolines and Tetrahydroquinolines. (1999) (108)
Photochemical transformations of small ring heterocyclic systems. LXV. Intramolecular cycloaddition reactions of vinyl-substituted 2H-azirines (1975) (104)
Rhodium(II)-catalyzed aziridination of allyl-substituted sulfonamides and carbamates. (2004) (104)
Use of N-[(trimethylsilyl)methyl]amino ethers as capped azomethine ylide equivalents (1987) (100)
4.9 – Intermolecular 1,3-Dipolar Cycloadditions (1991) (100)
Gold-catalyzed cycloisomerization of N-Propargylindole-2-carboxamides: application toward the synthesis of lavendamycin analogues. (2008) (97)
Application of the Pummerer Reaction Toward the Synthesis of Complex Carbocycles and Heterocycles (1997) (95)
Synthesis of the pyrrolidine ring system by radical cyclization (1985) (94)
Synthesis of nitrogen-containing polycycles via rhodium(II)-induced cyclization-cycloaddition and insertion reactions of N-(diazoacetoacetyl)amides. Conformational control of reaction selectivity (1991) (90)
Diels−Alder Reaction of 2-Amino-Substituted Furans as a Method for Preparing Substituted Anilines (1997) (89)
Total synthesis of (+/-)-strychnine via a [4 + 2]-cycloaddition/rearrangement cascade. (2007) (85)
Control of chemoselectivity in catalytic carbenoid reactions. Dirhodium(II) ligand effects on relative reactivities (1992) (85)
Catalytic Decomposition of Diazo Compounds as a Method for Generating Carbonyl-Ylide Dipoles (2005) (85)
An Isomünchnone-Based Method for the Synthesis of Highly Substituted 2(1H)-Pyridones (1999) (82)
Intramolekulare 1,3‐dipolare Cycloadditionsreaktionen (1976) (82)
Rhodium-catalyzed ring-opening reaction of cyclopropenes. Control of regioselectivity by the oxidation state of the metal (1991) (82)
Synthesis of the Pentacyclic Skeleton of the Aspidosperma Alkaloids Using Rhodium Carbenoids as Reactive Intermediates. (1998) (80)
Utilization of the Intramolecular Cycloaddition-Cationic pi-Cyclization of an Isomünchnone Derivative for the Synthesis of (+/-)-Lycopodine. (1997) (80)
Stereochemical aspects of the iodine(III)-mediated aziridination reaction of some cyclic allylic carbamates. (2002) (78)
Synthesis of some members of the hydroxylated phenanthridone subclass of the Amaryllidaceae alkaloid family. (2007) (77)
Tandem Cyclization-Cycloaddition Reaction of Rhodium Carbenoids as an Approach to the Aspidosperma Alkaloids (1995) (77)
Regioselectivity associated with the 1,3-dipolar cycloaddition of nitrones with electron-deficient dipolarophiles (1984) (76)
Ligand effects in the Rhodium(II)-catalyzed reactions of α-diazoamides. Oxindole formation is promoted by the use of Rhodium(II) perfluorocarboxamide catalysts (1994) (76)
Using the Pummerer cyclization-deprotonation-cycloaddition cascade of imidosulfoxides for alkaloid synthesis. (2000) (75)
An approach toward isoindolobenzazepines using the ammonium ylide/Stevens. (2001) (73)
Cycloaddition reactions of pyridinium and related azomethine ylides (1993) (73)
The Reaction of α-Diazo-β-hydroxy Esters with Boron Trifluoride Etherate: Generation and Rearrangement of Destabilized Vinyl Cations. A Detailed Experimental and Theoretical Study (1996) (73)
Positive Halogen Compounds. VII. Intramolecular Chlorinations with Long Chain Hypochlorites (1963) (72)
Reactivity patterns in the rhodium carbenoid induced tandem cyclization-cycloaddition reaction (1989) (72)
REACTION OF CARBONYL COMPOUNDS WITH ETHYL LITHIODIAZOACETATE. STUDIES DEALING WITH THE RHODIUM(II)-CATALYZED BEHAVIOR OF THE RESULTING ADDUCTS (1990) (71)
Rearrangement of alkynyl and vinyl carbenoids via the rhodium(II)-catalyzed cyclization reaction of .alpha.-diazo ketones (1993) (71)
Several convenient methods for the synthesis of 2-amido substituted furans. (2003) (69)
Application of the aza-Achmatowicz oxidative rearrangement for the stereoselective synthesis of the Cassia and Prosopis alkaloid family. (2006) (68)
Rhodium(II)-catalyzed cyclization of 2-alkynyl 2-diazo-3-oxobutanoates as a method for synthesizing substituted furans (1993) (68)
Rhodium(II)-catalyzed cyclization reactions of alkynyl-substituted .alpha.-diazo ketones (1991) (67)
Rhodium(II) acetate induced intramolecular dipolar cycloadditions of o-carboalkoxy-.alpha.-diazoacetophenone derivatives (1988) (67)
Rhodium(II) mediated cyclizations of diazo alkynyl ketones (2000) (65)
Mechanism of the photoreduction of N-Alkylbenzylidenimines (1969) (63)
Photochemical syn-anti isomerization about the carbon-nitrogen double bond (1974) (63)
Cycloaddition of nitrones with allenes. An Example of steric control of regiochemistry (1987) (63)
A one-pot bicycloannulation method for the synthesis of tetrahydroisoquinoline systems. (2000) (62)
Synthetic application of cyanoaminosilanes as azomethine ylide equivalents (1985) (62)
Heterocyclic synthesis via the reaction of nitrones and hydroxylamines with substituted allenes (1989) (62)
Total synthesis of (+/-)-stenine using the IMDAF cycloaddition of a 2-methylthio-5-amido-substituted furan. (2002) (62)
An Approach toward the Illudin Family of Sesquiterpenes Using the Tandem Cyclization−Cycloaddition Reaction of Rhodium Carbenoids (1997) (62)
Conversion of unsaturated alcohols into functionalized tetrahydrofurans and tetrahydropyrans via nitrile oxide dipolar cycloadditions (1989) (61)
Stereochemistry. 82. Conformation of fused five-membered heterocyclic rings derived from the intramolecular oxime olefin cycloaddition reaction (1993) (61)
1,3-Dipolar cycloadditions of nitrones derived from the reaction of acetylenes with hydroxylamines (1986) (60)
Studies on the Intramolecular Cycloaddition Reaction of Mesoionics Derived from the Rhodium(II)-Catalyzed Cyclization of Diazoimides (1994) (60)
Photochemical transformations of small ring heterocyclic compounds. XLVI. Scope of the photoinduced 1,3-dipolar addition reactions of arylazirines (1973) (60)
Photochemical transformations of small ring heterocyclic systems. LX. Photochemical ring-opening reactions of substituted chromenes and isochromenes (1975) (60)
Total synthesis of (+/-)-jamtine using a thionium/N-acyliminium ion cascade. (2002) (60)
Substitution and cyclization reactions involving the quasi-antiaromatic 2H-indol-2-one ring system. (2007) (60)
Gold- and silver-mediated cycloisomerizations of N-propargylamides. (2008) (59)
A general synthetic entry to the pentacyclic strychnos alkaloid family, using a [4 + 2]-cycloaddition/rearrangement cascade sequence. (2008) (59)
Photocycloaddition of arylazirenes with electron-deficient olefins (1971) (58)
An Approach to Lysergic Acid Utilizing an Intramolecular Isomuenchnone Cycloaddition Pathway (1995) (58)
New Synthetic Route to 2-Pyridones and Its Application toward the Synthesis of (+/-)-Ipalbidine. (1997) (58)
General access to the vinca and tacaman alkaloids using a Rh(II)-catalyzed cyclization/cycloaddition cascade. (2008) (57)
Synthesis of 1,3-diketones using .alpha.-diazo ketones and aldehydes in the presence of tin(II) chloride (1990) (57)
Tandem cyclization-cycloaddition reaction of rhodium carbenoids. Studies dealing with the geometric requirements of dipole formation (1991) (57)
Cycloaddition Methodology: A Useful Entry Towards Biologically Active Heterocycles (2009) (57)
Photochemical transformations of small ring heterocyclic compounds. 9. Intramolecular 1,3-dipolar cycloaddition reactions of alkenyl-subituted nitrile imines (1978) (57)
Rhodium(II)-Catalyzed Equilibration of Push-Pull Carbonyl and Ammonium Ylides. A Computationally Based Understanding of the Reaction Pathway (2000) (57)
A New Method for the Formation of Octahydroindole Alkaloids via the Intramolecular Diels−Alder Reaction of 2-Amidofurans (1998) (56)
Cycloadditions. 46. Thermally induced intramolecular oxime olefin cycloadditions leading to N-bridgehead systems. Stereochemistry and molecular mechanics calculations (1991) (56)
Recent Advances in the Cycloaddition Chemistry of Isomünchnones and Thioisomünchnones, an Under-Utilized Class of Mesoionic Compounds (1994) (56)
Synthetic studies toward Illudins and Ptaquilosin. A highly convergent approach via the dipolar cycloaddition of carbonyl ylides (1994) (55)
Tandem methodology for heterocyclic synthesis (2004) (55)
On the problem of regioselectivity in the 1,3-dipolar cycloaddition reaction of munchnones and sydnones with acetylenic dipolarophiles (1982) (55)
A stable dirhodium tetracarboxylate carbenoid: crystal structure, bonding analysis, and catalysis. (2001) (55)
Tandem cyclization-cycloaddition reactions of .alpha.-diazoacetophenone derivatives (1986) (55)
Intramolecular Cycloaddition of Carbonyl Ylides as a Strategy for Natural Product Synthesis (2011) (55)
Formal total synthesis of (+/-)-gamma-lycorane and (+/-)-1-deoxylycorine using the [4+2]-cycloaddition/rearrangement cascade of furanyl carbamates. (2001) (54)
Study of the thermal transformation of 5-exo-methyleneisoxazolidines to 3-pyrrolidinones (1988) (54)
Heteroaryl cross-coupling as an entry toward the synthesis of lavendamycin analogues: a model study. (2010) (54)
Transition metal catalyzed ring opening reactions of 2-phenyl-3-vinyl substituted 2H-azirines (2004) (54)
INTRAMOLECULAR CHLORINATION WITH LONG CHAIN HYPOCHLORITES1 (1961) (54)
Studies dealing with the alkylation-[1,3]-rearrangement reaction of some phenylthio-substituted allylic sulfones (1990) (53)
Phenylsulfonyl ene-allenes as efficient precursors to bicyclic systems via intramolecular [2 + 2]-cycloaddition reactions. (2003) (53)
A Triple Cascade Sequence as a Strategy for the Construction of the Erythrinane Skeleton (1998) (52)
Synthesis of substituted β-carbolines via gold(III)-catalyzed cycloisomerization of N-propargylamides (2010) (52)
5.04 – Aziridines, Azirines and Fused-ring Derivatives (1984) (52)
Diastereofacial selectivity in azomethine ylide cycloaddition reactions derived from chiral α-cyanoaminosilanes (1985) (52)
A flexible approach toward trisubstituted piperidines and indolizidines: synthesis of 6-epi-indolizidine 223A. (2003) (52)
Generation of vinylcarbenes by the intramolecular addition of .alpha.-diazo ketones to acetylenes (1990) (51)
IMDAF Cycloaddition as a Method for the Preparation of Pyrrolophenanthridine Alkaloids (1998) (50)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC COMPOUNDS. 71. INTRAMOLECULAR REORGANIZATION OF SOME UNSATURATED 2H-AZIRINES (1976) (50)
Intramolecular [3 + 2]-cycloaddition reaction of push-pull dipoles across heteroaromatic pi-systems. (2004) (50)
Tandem Processes of Metallo Carbenoids for the Synthesis of Azapolycycles (1997) (50)
Photochemical transformations of small ring heterocyclic compounds. XLVII. Electronic details of the photocycloaddition of arylazirines (1973) (50)
Cycloaddition chemistry of 2-vinyl-substituted indoles and related heteroaromatic systems. (2005) (49)
(Phenylsulfonyl)allenes as Substrates for Cycloaddition Reactions: Intramolecular Cyclizations onto Unactivated Alkenes (1995) (49)
Intramolecular Cycloaddition of Isomunchnone Dipoles to Heteroaromatic .pi.-Systems (1994) (49)
A comparative study of the decomposition of o-alkynyl-substituted aryl diazo ketones. Synthesis of polysubstituted .beta.-naphthols via arylketene intermediates (1993) (48)
Application of furanyl carbamate cycloadditions toward the synthesis of hexahydroindolinone alkaloids. (2001) (48)
Model Studies Directed toward the Total Synthesis of (±)-Ribasine. A Tandem Cyclization−Cycloaddition Route Leading to the Core Skeleton (1999) (47)
Application of cascade processes toward heterocyclic synthesis (2003) (47)
Synthesis of the tetracyclic framework of the erythrina alkaloids using a [4 + 2]-cycloaddition/Rh(I)-catalyzed cascade of 2-imidofurans. (2006) (47)
Intramolecular Diels-Alder cycloaddition/rearrangement cascade of an amidofuran derivative for the synthesis of (±)-minfiensine. (2011) (46)
Ligand effects in the rhodium(II) catalysed reactions of diazoamides and diazoimides (1996) (45)
Significance of the anomeric effect on the configurational stability of cyclopropyl carbanions (1986) (45)
Cycloaddition chemistry of 1,3-and 2,3-bis(phenylsulfonyl) 1,3-dienes with enamines and ynamines (1992) (45)
Copper-catalyzed amidations of bromo substituted furans and thiophenes (2002) (45)
Studies dealing with thionium ion promoted mannich cyclization reactions. (2000) (45)
Intramolecular cycloaddition of isomünchnones derived from the rhodium(II) catalyzed cyclization of diazoimides (1992) (44)
Rhodium carbenoid mediated cyclizations of o-alkynyl-substituted .alpha.-diazoacetophenones (1992) (44)
Efficient construction of the oxatricyclo[6.3.1.0(0,0)]dodecane core of komaroviquinone using a cyclization/cycloaddition cascade of a rhodium carbenoid intermediate. (2005) (44)
A new phenol synthesis from the rhodium (I) catalyzed reaction of cyclopropenes and alkynes (1992) (44)
Cycloaddition Reaction of Mesoionic Betaines as an Approach toward Trialkylindoline Alkaloids. (1998) (44)
Generation and Cycloaddition Behavior of Spirocyclic Carbonyl Ylides. Application to the Synthesis of the Pterosin Family of Sesquiterpenes (1996) (43)
Additive Pummerer reaction of heteroaromatic sulfilimines with carbon nucleophiles (2006) (43)
Cyclization Reactions of Rhodium Carbene Complexes. Effect of Composition and Oxidation State of the Metal (1997) (43)
A Dipolar Cycloaddition Approach Toward the Kopsifoline Alkaloid Framework. (2007) (43)
Ligand-Induced Selectivity in the Rhodium(II)-Catalyzed Reactions of α-Diazo Carbonyl Compounds† (1996) (43)
Silver-promoted isomerizations of some cyclopropene derivatives (1981) (43)
Photochemical transformations of small ring heterocyclic compounds. 75. Photochemistry of arylazirines in hydroxylic media (1976) (43)
Intramolecular cyclopropanation reaction of furanyl diazo ketones (1989) (43)
Generation of azomethine ylides via the desilylation reaction of immonium salts (1984) (43)
Recent advances in the photochemistry of the carbon-nitrogen double bond (1973) (43)
Epoxides and aziridines - a mini review (2005) (42)
Cycloalkenone formation by the intramolecular addition of a α-diazoketone to an acetylenic pi-bond (1989) (42)
A chemistry cascade: from physical organic studies of alkoxy radicals to alkaloid synthesis. (2009) (42)
Studies on the synthesis of (+/-)-stenine: a combined intramolecular [4 + 2]-cycloaddition/rearrangement cascade. (2005) (42)
A short diastereoselective synthesis of the putative alkaloid jamtine, using a tandem pummerer/mannich cyclization sequence. (2003) (41)
Peracid oxidation of 4-isoxazolines as a method for the preparation of .alpha.,.beta.-unsaturated carbonyl compounds (1988) (41)
Halo substituent effects on intramolecular cycloadditions involving furanyl amides. (2006) (41)
A dipolar cycloaddition approach to pyrrolo[1,2-a]indoles using N-[(trimethylsilyl)methyl]-substituted indoles (1989) (41)
Synthesis of Functionalized Azomethine Ylides via the Rh(II)-Catalyzed Cyclization of .alpha.-Diazo Carbonyls onto Imino .pi.-Bonds (1994) (41)
Chemoselectivity of rhodium carbenoids. A comparison of the selectivity for OH insertion reactions or carbonyl ylide formation versus aliphatic and aromatic CH insertion and cyclopropanation (1993) (41)
[3 + 2] Cyclization-elimination route to cyclopentenyl sulfones using (phenylsulfonyl)-1,2-propadiene (1991) (41)
Rhodium carbenoid induced cycloadditions of substituted 1-diazo-2,5-pentanediones (1988) (41)
Photochemical transformations of small ring heterocyclic compounds. XLV. Photocycloaddition and photodimerization reactions of arylazirines (1973) (41)
Total Synthesis of the Alkaloid (±)‐Aspidophytine Based on Carbonyl Ylide Cycloaddition Chemistry (2008) (40)
An Unusual Example of a 6-Endo-Dig Addition to an Unactivated Carbon-Carbon Triple Bond (1995) (40)
Synthesis of (+/-)-3H-epivincamine via a Rh(II)-triggered cyclization/cycloaddition cascade. (2007) (40)
Cycloaddition protocol for the assembly of the hexacyclic framework associated with the kopsifoline alkaloids. (2006) (40)
Tandem Pummerer-Diels-Alder Reaction Sequence. A Novel Cascade Process for the Preparation of 1-Arylnaphthalene Lignans. (1996) (40)
Photochemical transformations of small ring compounds. XLI. Orbital symmetry and steric control in the photorearrangement of 1,3,5-hexatrienes to bicyclo[3.1.0]hex-2-enes (1972) (40)
Photochemical transformations of small ring heterocyclic systems. LVI. Photoextrusion of carbon dioxide from the .DELTA.3-oxazolin-5-one system (1974) (40)
Intramolecular OH insertion reaction of azido substituted diazoesters and its relevance to the mechanism of the allylic azide rearrangement (1997) (39)
The Synthesis of Heterocycles Using Cascade Chemistry (2007) (39)
Synthesis of exo and endo-brevicomin via the rhodium acetate catalyzed cycloaddition reaction of 1-diazo-2,5-hexanedione (1989) (38)
Photoisomerization about the carbon-nitrogen double bond of an oxime ether (1972) (38)
Synthesis of the Angiotensin Converting Enzyme Inhibitor (−)-A58365A via an Cycloaddition Reaction (1999) (38)
The interaction of rhodium carbenoids with carbonyl compounds as a method for the synthesis of tetrahydrofurans (2005) (38)
Nitrone cycloaddition. New approach to .beta.-lactams (1981) (37)
A New Approach to the 1-Arylnaphthalene Lignans Utilizing a Tandem Pummerer-Diels-Alder Reaction Sequence (1995) (37)
Sequential aminodiene Diels-Alder approach to the ergoline skeleton. (2005) (36)
Reactions of aziridines with dimethylacetylene dicarboxylate (1965) (36)
(Nitroaryl)sulfinyl-substituted allenes. Novel and convenient propargyl alcohol synthons in 4 + 2 cycloaddition chemistry (1991) (36)
Intramolecular cycloaddition reactions of oximes with vinyl sulfones (1988) (36)
The Thionium/N-Acyliminium Ion Cyclization Cascade as a Strategy for the Synthesis of Azapolycyclic Ring Systems (2000) (36)
Cesium fluoride induced desilylation reaction of immonium salts derived from vinylogous amides (1983) (36)
Synthesis of furo[3,4-c]furans using a rhodium(II)-catalyzed cyclization/Diels-Alder cycloaddition sequence. (2003) (36)
An aza-Achmatowicz approach toward the hydroxylated piperidine alkaloids (+/-)-azimic acid and (+/-)-deoxocassine. (2004) (36)
Preparation of oxygenated heterocycles via the cyclization reaction of α-diazo substituted alkynes (1990) (36)
Synthesis of pyrrolidines using an α-cyanoaminosilane as an azomethine ylide equivalent (1983) (36)
Intramolecular cycloaddition reactions of olefinic tosylhydrazones (1980) (36)
Synthesis of Nitrogen Heterocycles Using the Intramolecular Pummerer Reaction (2000) (35)
Synthesis of azapolycyclic systems via the intramolecular [4 + 2] cycloaddition chemistry of 2-(alkylthio)-5-amidofurans. (2002) (35)
A Facile and Efficient Synthesis of Thieno[2,3-c]furans and Furo[3,4-b]indoles via a Pummerer-Induced Cyclization Reaction. (1996) (35)
Tandem cyclization-cycloaddition reaction of rhodium carbenoids. Studies dealing with intramolecular cycloadditions (1992) (35)
Synthesis of 2,4-disubstituted pyrroles by rearrangements of 2-furanyl carbamates. (2009) (35)
Cycloaddition-Rearrangement Sequence of 2-Amido Substituted Furans as a Method of Synthesizing Hexahydroindolinones. (1999) (35)
A [4 + 1] annulation approach to nitrogen heterocycles using 2,3-bis(phenylsulfonyl)-1,3-butadiene and primary amines (1990) (35)
1,3-Dipolar Cycloaddition Chemistry of 2,3-Bis(phenylsulfonyl)-1,3-diene with Diazoalkanes (1995) (35)
An IMDAF cycloaddition approach toward the synthesis of the lycopodium alkaloid (±)-fawcettidine. (2011) (35)
Photochemical transformations of small ring heterocyclic compounds. 82. Intramolecular dipolar cycloaddition reactions of unsaturated 2H-azirines (1977) (34)
Carbene and silicon routes as methods for the generation and dipolar cycloaddition reactions of methyl nitrile ylide (1986) (34)
A stereoselective approach to the azaspiro[5.5]undecane ring system using a conjugate addition/dipolar cycloaddition cascade: application to the total synthesis of (+/-)-2,7,8-epi-perhydrohistrionicotoxin. (2008) (34)
Synthesis of cyclopentenyl sulfones via the [3 + 2] cyclization-elimination reaction of (phenylsulfonyl)allene (1988) (34)
Synthesis of the erythrina alkaloid 3-demethoxyerythratidinone. Novel acid-induced rearrangements of its precursors. (2006) (34)
An efficient synthesis of (+/-)-Lycoricidine featuring a Stille-IMDAF cycloaddition cascade. (2006) (34)
Synthesis of novel bicyclic nitrogen heterocycles by the intramolecular dipolar cycloaddition reaction of nitrones with allenes and alkynes (1995) (33)
Transmutation of 1,3-dipoles. The conversion of .alpha.-diazo ketones into azomethine ylides via carbonyl ylides (1992) (33)
2,3-Dihalo-1-(phenylsulfonyl)-1-propenes as versatile reagents for the synthesis of annulated furans and cyclopentenones (1992) (33)
Formation of polysubstituted 1,2,5,6-tetrahydropyridines from the 4+2 cycloaddition reaction of bis(phenylsulfonyl)butadienes with aryl imines (1991) (33)
Synthesis of the benzazepin-4-one ring system via dipolar cycloaddition of N-phenylnitrones with activated allenes (1989) (33)
Theoretical Insights Regarding the Cycloaddition Behavior of Push-Pull Stabilized Carbonyl Ylides. (1997) (33)
Stereo and electronic effects in the rhodium(II)-mediated synthesis of polycyclic lactones and lactams from .alpha.-diazo ester and amide precursors (1993) (33)
Formation of functionalized cyclic ethers by intramolecular nitrile oxide cycloadditions (1988) (32)
Intramolecular cyclization reactions of 5-halo- and 5-nitro-substituted furans. (2003) (32)
Dipolar cycloaddition reaction of diazoalkanes with trimethylsilyl substituted alkynes. Steric control of regiochemistry by the trimethylsilyl group (1990) (32)
Tandem Pummerer/Mannich cyclization cascade of alpha-sulfinylamides as a method to prepare aza-heterocycles. (2002) (32)
Utilization of phenylthio substituted amines for the synthesis of pyrrolidines (1986) (32)
Mechanistic aspects of the silver(I)-promoted rearrangement of cyclopropene derivatives (1982) (32)
Tandem Dipolar Cycloaddition-Mannich Cyclization as an Approach to Tricyclic Nitrogen Heterocycles. (1997) (32)
Heterocyclic Synthesis via the Tandem Thionium/N-Acyliminium Ion Cascade. (1998) (32)
Reactions of phenylchlorodiazirine with nucleophiles and substituted acetylenes (1969) (32)
Intramolecular addition to an unactivated carbon-carbon triple bond via an apparent 6-endo digonal pathway (1995) (32)
Electron transfer in the type II photoelimination of .alpha.-aminoacetophenones (1971) (32)
Azomethine ylide generation via the rhodium(II)-induced cyclization reaction of oximino .alpha.-diazo ketones (1990) (32)
Steady-state and laser photolysis studies of substituted 2H-azirines. Spectroscopy, absolute rates, and Arrhenius behavior for the reaction of nitrile ylides with electron deficient olefins (1984) (31)
A new beta-carbolinone synthesis using a Rh(II)-promoted [3 + 2]-cycloaddition and Pd(0) cross-coupling/Heck cyclization chemistry. (2003) (31)
Photochemical transformations of small ring heterocyclic compounds. XLII. Photochemical reorganizations in the 1,3-diazabicyclo[3.1.0]hex-3-ene system (1972) (31)
New synthesis of .beta.-lactams based on nitrone cycloaddition to nitroalkenes (1984) (30)
A Tandem Cyclization-Onium Ylide Rearrangement-Cycloaddition Sequence for the Synthesis of Benzo-Substituted Cyclopentenones (1995) (30)
Chemical reactivity and configurational properties of cyclopropyl carbanions derived from a silyl sulfonyl substituted cyclopropene (1987) (30)
Isoxazoline oxidation. An efficient method for the preparation of α,β-unsaturated carbonyl compounds (1987) (30)
Conjugate addition-dipolar cycloaddition cascade for the synthesis of benzo[a]quinolizine and indolo[a]quinolizine scaffolds: application to the total synthesis of (+/-)-yohimbenone. (2009) (30)
Utilization of a Michael addition: dipolar cycloaddition cascade for the synthesis of (+/-)-cylindricine C. (2008) (30)
Intramolecular Diels–Alder Cycloaddition of Furans (IMDAF) for Natural Product Synthesis (2013) (30)
A study of vinyl radical cyclization using N-alkenyl-7-bromo-substituted hexahydroindolinones. (2005) (30)
Photochemical transformations of small-ring heterocyclic compounds. XXIV. Photoisomerization of the triphenyl-1,3-diazabicyclo[3.1.0]hex-3-ene system (1970) (30)
Photochemical transformations of small ring compounds. 95. The problem of regioselectivity in the photochemical ring-opening reaction of 3-phenyl- and 3-vinyl-substituted cyclopropenes to indenes and 1,3-cyclopentadienes (1978) (29)
Photochemical transformations of small ring heterocyclic compounds. LXII. Competitive keto-enolate photochemistry in the 3-phenylcoumaran-2-one system (1975) (29)
Tandem Diels−Alder N-Acyliminium Ion Cyclization Reactions. A New Entry into the Erythrinane Skeleton (1996) (29)
Linked Pummerer-Mannich Ion Cyclizations for Heterocyclic Chemistry (2002) (29)
Cyclic carbonyl ylide formation from the rhodium (II) acetate catalyzed reaction of 1-diazoalkanediones (1989) (29)
Electrophilic-induced cyclization reaction of hexahydroindolinone derivatives and its application toward the synthesis of (+/-)-erysotramidine. (2004) (29)
An approach to the isoschizozygane alkaloid core using a 1,4-dipolar cycloaddition of a cross-conjugated heteroaromatic betaine. (2005) (29)
Tunable regioselectivity associated with the reaction of 2,3-dihalo-1-(phenylsulfonyl)-1-propenes with ambident nucleophilic reagents (1992) (29)
Photochemical transformations of small ring heterocyclic compounds. 70. Thermal and photochemical valence isomerizations of 4-carbonyl-substituted isoxazoles (1975) (29)
METAL SUBSTITUTED DIAZO ESTERS AS SUBSTRATES FOR CROSS COUPLING REACTIONS (1997) (28)
The domino cycloaddition/N-acyliminium ion cyclization cascade (1998) (28)
A new strategy toward indole alkaloids involving an intramolecular cycloaddition/rearrangement cascade. (2004) (28)
Control of chemoselectivity in the rhodium(II)-catalyzed alkyne insertion reaction of .alpha.-diazo ketones (1992) (28)
Synthesis of aza substituted polycycles via rhodium (II) carboxylate induced cyclization of diazoimides (1989) (28)
Formal synthesis of (+/-)-dendrobine: use of the amidofuran cycloaddition/rearrangement sequence. (2000) (28)
Concentration effects in the photochemical syn-anti isomerization of an oxime ether (1974) (28)
The correlation of the crystal and molecular structure with the nuclear magnetic resonance spectrum of a bicyclo[1.1.1]pentane derivative (1968) (28)
Peri and stereoselectivity effects in the intramolecular [2+2]-cycloaddition reaction of phenylsulfonyl-substituted allenes (1993) (28)
Cycloaddition of (phenylsulfonyl)-1,2-propadienes with diazomethane. Novel rearrangement reactions of the resulting cycloadducts (1993) (28)
Synthesis of vinylic and cyclic sulfones via a radical addition-elimination sequence (1990) (28)
Cycloadditions. 37. Molecular mechanics calculations and the stereochemical course of intramolecular dipolar cycloadditions of nitrile oxides (1988) (28)
Rearrangement of o-alkynyl substituted α-diazoacetophenones. Conversion to β-naphthols via arylketene intermediates (1991) (28)
Mechanistic and Exploratory Photochemistry. XV.1 The Relation of Cyclohexenone to Cyclohexadienone Rearrangements (1966) (28)
Rhodium(II)-catalyzed cyclization of amido diazo carbonyl compounds. (2000) (27)
Rh(I)-catalyzed ring opening of an IMDAF-derived oxabicyclo cycloadduct as the key step in the synthesis of (+/-)-epi-zephyranthine. (2004) (27)
Photochromism in the arylaroylaziridine system (1967) (27)
Cyclization reactions of 2,3-bis(phenylsulfonyl)-1,3-butadiene with various carbanions. A [4+1] anionic annulation approach to phenylsulfonyl-substituted cyclopentenes (1994) (27)
INTERCONVERSION OF DIPOLES BY THE FLASH VACUUM PYROLYSIS OF OXADIAZOLINONES (1982) (27)
Intramolecular 1,4-Dipolar Cycloadditions of Cross-Conjugated Heteroaromatic Betaines. Synthesis of Hexahydrojulolidines and Related Peri- and Ortho-Fused Ring Systems (1995) (27)
Bimolecular cycloaddition reactions of isomünchnones derived from the rhodium(II) catalyzed cyclization of diazo pyrrolidinones (1993) (27)
An efficient dipolar-cycloaddition route to the pterosin family of sesquiterpenes (1995) (27)
The uncatalyzed diels-alder reaction of imines with bis(phenylsulfonyl) substituted dienes (1989) (27)
Positive Halogen Compounds. V. t-Butyl Hypobromite and Two New Techniques for Hydrocarbon Bromination1 (1962) (27)
A novel sequential aminodiene Diels-Alder strategy for the rapid construction of substituted analogues of Kornfeld's ketone. (2002) (26)
Dichloroketene-induced cyclizations of vinyl sulfilimines: application of the method in the synthesis of (+/-)-desoxyeseroline. (2005) (26)
Stereoselective synthesis of 2,5,6-trisubstituted piperidines. (2002) (26)
Excited-state chemistry of cyclopropene derivatives (1979) (26)
A Rh(II)-catalyzed cycloaddition approach towards the synthesis of komaroviquinone. (2008) (26)
Tandem addition-cycloaddition reaction of oximes with 2,3-bis(phenylsulfonyl)-1,3-butadiene as a method for 4-piperidone synthesis (1991) (26)
Aza Cope rearrangements in the cyclopropenyl- and allyl-substituted .DELTA.2-oxazolinone systems (1983) (26)
Efficient synthesis of (+/-)-erysotramidine using an NBS-promoted cyclization reaction of a hexahydroindolinone derivative. (2003) (26)
Ethyl 2-diazomalonyl chloride. An efficient diazoacylating reagent (1994) (26)
Application of a stereospecific RhCl(PPh3)3 decarbonylation reaction for the total synthesis of 7 - (± ) -deoxypancratistatin (2006) (25)
An approach to the cephalotaxine ring skeleton using an ammonium ylide/Stevens [1, 2]-rearrangement (1998) (25)
Photochemical Rearrangements of Five-Membered Ring Heterocycles (1980) (25)
Photocyclization reactions of substituted 2,2'-divinylbiphenyl derivatives (1977) (25)
2,3-Bis(phenylsulfonyl)-1,3-butadiene as a reagent for the synthesis of the azatricyclic core of (+/-)-halichlorine. (2010) (25)
Generation and cycloaddition reactions of phenylsulfonyl-substituted 1,3-butadienes (1989) (25)
Dirhodium(II) Tetracarboxylate carbenoids as catalytic intermediates (1998) (25)
Silyl-substituted cyanoamines as reagents for heterocyclic synthesis (1987) (25)
Triflic anhydride mediated cyclization of 5-hydroxy-substituted pyrrolidinones for the preparation of alpha-trifluoromethylsulfonamido furans. (2003) (25)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLES. 81. CARBENIC REACTIONS OF NITRILE YLIDES. AN EXAMPLE OF A STEPWISE 1,3-DIPOLAR CYCLOADDITION (1977) (25)
[2+2] thermal cyclodimerization of cis, trans-1,3-cyclooctadiene (1971) (25)
Use of 2,3-bis(phenylsulfonyl)-1-propene as a multicoupling reagent (1992) (25)
Cycloadditions of non-stabilized azomethine ylides and quinones synthesis of the Reniera isoindole (1984) (25)
GENERATION AND TRAPPING OF N-ACYLIMINIUM IONS DERIVED FROM ISOMUNCHNONE CYCLOADDUCTS. A VERSATILE ROUTE TO FUNCTIONALIZED HETEROCYCLES (1999) (24)
1,3-Dipole cascade. A new method for azomethine ylide formation (1989) (24)
Radical cyclization as an approach toward the synthesis of pyrrolidines (1985) (24)
Photochemical Transformations of Small Ring Carbonyl Compounds. X. Photodesulfurization of Dibenzoylstilbene Episulfide1-3 (1966) (24)
π-Facial Diastereoselection in [3 + 2]-Cycloadditions of Isomünchnone Dipoles (1997) (24)
Dipolar cycloaddition reaction of (phenylsulfonyl)propadiene with nitrones and alkylation studies of the cycloadducts (1986) (24)
Synthesis of cycloalkenones via the intramolecular cyclopropanation of furanyl diazo ketones (1986) (24)
Highly stereoselective vinylogous Pummerer reaction mediated by Me3SiX. (2005) (24)
Application of cross-conjugated heteroaromatic betaines to the synthesis of the schizozygane alkaloid (+/-)-strempeliopine. (2009) (24)
Use of 2,3-(diphenylsulfonyl)-1-propene as an allene equivalent in cycloaddition chemistry (1988) (24)
Synthesis of tricyclic nitrogen compounds via a tandem cyclization-cycloaddition-cationic cyclization sequence (1994) (24)
The Reversible Cycloaddition of Isomunchnones to C60 (1994) (23)
Synthesis of Polycyclic Ring Systems Using Transition Metal Catalyzed Cyclizations of Diazo Alkynyl Ketones ‡ (2000) (23)
The Rhodium(II) Carbenoid Cyclization-Cycloaddition Cascade of alpha-Diazo Dihydroindolinones for the Synthesis of Novel Azapolycyclic Ring Systems. (2008) (23)
Tandem Pummerer Diels-Alder sequence for the preparation of α-thio substituted naphthalene derivatives (1995) (23)
An efficient synthesis of furyl sulfonamides from the reaction of furan with in situ generated N-tosyl imines (2003) (23)
Intramolecular munchnone cycloadditions: preparation and chemistry of the intramolecular dipolar cycloadducts (1985) (23)
Photochemical transformations of small ring heterocyclic compounds. 93. Spatial requirements associated with the intramolecular 1,1-cycloaddition reactions of nitrile ylides (1978) (23)
Studies on the intramolecular cycloaddition reaction of isomünchnones derived from N-alkenyl substituted diazoimides (1996) (22)
Studies on the intramolecular addition of vinyl nitrenes to olefins (1978) (22)
Synthesis of the perhydroindole nucleus by a Pummerer/Mannich induced cyclization cascade (1998) (22)
An aza-Wittig/pi-furan cyclization approach toward the homoerythrina alkaloid (+/-)-selaginoidine. (2005) (22)
Influence of ground-state conformations on the intramolecular amidofuran Diels-Alder reaction. (2002) (22)
Evidence for electron transfer in the photochemistry of .pi.-.pi.* triplet states (1969) (22)
Site selectivity in the rhodium(II)-catalyzed reaction of α-diazoimides. Ligand and substituent effects (1997) (22)
INVOLVEMENT OF AZOMETHINE YLIDES IN THE THERMAL REARRANGEMENT OF AZIRIDINYL KETONES TO PYRROLES (1975) (22)
A New Synthesis of γ-Lactams Based on the Reaction of Vinyl Sulfilimines with Dichloroketene (2005) (22)
A benzannulation protocol to prepare substituted aryl amines using a Michael-aldol reaction of beta-keto sulfones. (2009) (22)
Intramolecular dipolar cycloaddition reactions with azomethine ylides (1979) (22)
2,3-Bis(phenylsulfonyl)-1,3-butadiene: Substrate for Michael Donor/Acceptors in a Novel Synthesis of Fused Cyclopentenes. (1996) (22)
Intramolecular amidofuran cycloadditions across an indole pi-bond: an efficient approach to the aspidosperma and strychnos ABCE core. (2002) (22)
Alkylation of 2-oxy-substituted 1-sulfonylallyl and 1-sulfonylvinyl anions. New routes to functionalized carbocycles and dihydrofurans (1991) (22)
A study of the 5-exo methylene-isoxazolidine to 3-pyrrolidinone rearrangement (1987) (21)
Rh(II)-catalyzed reactions of differentially substituted bis(diazo) functionalities. (2013) (21)
A conjugate addition/dipolar-cycloaddition cascade sequence for the synthesis of ()-cylindricine C (2010) (21)
1,3-dipolar cycloaddition chemistry for the preparation of novel indolizinone-based compounds. (2005) (21)
Site selectivity in the reactions of various 1,3-dipoles with (phenylsulfonyl)-1,2-propadiene (1988) (21)
Six- versus five-membered ring formation in radical cyclizations of 7-bromo-substituted hexahydroindolinones. (2004) (21)
Photochemical Transformations of Small Ring Carbonyl Compounds. VIII. Photorearrangements in the Cyclopentenone Oxide Series1,2 (1966) (21)
Photochemical transformations of small ring carbonyl compounds. XX. Transannular hydrogen abstraction in small ring carbocyclic systems (1969) (21)
The role of substituents in controlling the mode of intramolecular cycloaddition of nitrile ylides (1978) (21)
Cycloaddition across the benzofuran ring as an approach to the morphine alkaloids. (2008) (21)
Ground-State and Photochemical Reactions in the Epoxypyrone Series1-3 (1966) (21)
Photochemical transformations of small ring carbonyl compounds. XIX. Photochemistry of benzoylcyclobutanes (1969) (21)
An approach toward the alkaloid (±)-mersicarpine using a rhodium(II) carbenoid cyclization–cycloaddition cascade of an α-diazo dihydroindolinone (2011) (21)
Utilization of vinylsilanes in [4+2]-cycloaddition reactions (1983) (21)
Rhodium (II) catalyzed cyclizations of α-diazo substituted alkynes. A new mode of reaction (1991) (21)
Acid-promoted cyclization reactions of tetrahydroindolinones. Model studies for possible application in a synthesis of selaginoidine. (2007) (20)
Polycyclic Ring Formation Using Bis-diazolactams for Cascade Stitching. (2017) (20)
Photochemical transformations of small-ring heterocyclic compounds. XXXIII. Photodimerization of arylazirenes. Mechanism (1972) (20)
A new cyclopentannulation approach to bicyclo[3.3.0]octenes employing a tandem Michael addition-[3+2]-anionic cyclization sequence (1994) (20)
Utilization of the 1,4-conjugated Wittig reaction for the synthesis of substituted 1,3-cyclohexadines (1974) (20)
Intramolecular cycloaddition reactions of diazoalkenes. A theoretical prognosis of nitrene type behavior (1983) (20)
The reaction of cyclic carbinol amides with triflic anhydride as a method to prepare alpha-trifluoromethyl-sulfonamido furans. (2003) (20)
Photochemical transformations of small-ring carbonyl compounds (1971) (20)
Intramolecular photochemical and thermal cyclization reactions of 2-vinyl substituted 2H-azirines (1974) (20)
Photochemical cyclobutanol formation of an aryl ketone. Scope and mechanism of the reaction (1967) (20)
Ligand effects in the Rh(II) catalyzed reaction of α-diazo ketoamides (2004) (20)
The Relation of Cyclohexenone to Cyclohexadienone Rearrangements. Mechanistic Organic Photochemistry. XIV1 (1966) (20)
Studies Dealing with the Cycloaddition/Ring Opening/Elimination Sequence of 2-Amino-Substituted Isobenzofurans. (1997) (20)
Inter- and intra-molecular reactions of indol-2-yl carbenes and related species. Preparation of 1,1a,2,8b-tetrahydroazirino[2′,3′ : 3,4]pyrrolo[1,2-a]indoles (1991) (20)
Rhodium(II)-Catalysed Intramolecular O-H Insertion of alpha-Diazo-gamma-Azido-delta-Hydroxy-beta-Ketoesters: Evidence for a Novel Sigmatropic Rearrangement of an Allylic Azide Intermediate (1999) (20)
Photoreduction of benzaldehyde N-alkylimines (1968) (20)
Carbene and silicon routes toward a simple nitrile ylide. Spectroscopic, kinetic, and chemical characterization (1985) (19)
Carbonyl ylide formation from the rhodium (II) acetate catalyzed reaction of a α-diazoketone (1987) (19)
Rhodium(II) Catalyzed Cyclization of Diazo Thiocarbonyl Compounds for Heterocycloic Synthesis (1993) (19)
USE OF 2,3-DIBROMO-1-(PHENYLSULFONYL)-1-PROPENE AS A REAGENT FOR THE SYNTHESIS OF ANNULATED FURANS (1990) (19)
Electrophilic Aromatic Substitution on Pyridine Rings. Intramolecular Cyclization Using N-Acyliminium Ions (1997) (19)
Photochemical transformations of small-ring heterocyclic compounds. XXXII. Photochemical transformations in the 9-heterobicyclo[3.3.1]nonenone system (1972) (19)
Generaton of Thiocarbonyl Ylides from the Rhodium(II) -Catalyzed Cyclization of Diazothiocarbonyl Compounds (1991) (19)
Photochemical transformations of small ring heterocyclic compounds. LXV. 1,1-Cycloaddition from a 1,3-dipole (1975) (19)
Alternatives to α-diazo ketones for tandem cyclization–cycloaddition and carbenoid–alkyne metathesis strategies. Novel cyclic enol–ether formation via carbonyl ylide rearrangement reactions (1992) (19)
1.01 – Aziridines and Azirines: Monocyclic (2008) (19)
Synthesis of 3-pyrrolines via a [4+1]-annulation strategy (1988) (19)
A facile synthesis of 5-alkoxypyrrol-2(5H)-ones using a modified aza-Achmatowicz oxidation (2009) (19)
Regiochemical aspects associated with the intramolecular 1,3-dipolar cycloaddition reactions of munchnone derivatives (1980) (19)
Facile one-step synthesis of 3,5,5-trisubstituted 2(5H)-furanones (1975) (19)
Photodesulfonylation of indoles initiated by electron transfer from triethylamine (2006) (19)
Preparation and reactivity of arylsulfonyl substituted cyclopropenes (1991) (19)
Intramolecular 1,4-dipolar cycloaddition of cross-conjugated heterocyclic betaines. A new route to hexahydrojulolidines and related peri-fused ring systems (1993) (18)
Model studies directed toward the alkaloid mersicarpine utilizing a Rh(II)-catalyzed insertion/cycloaddition sequence. (2014) (18)
Photochemical transformations of small ring carbonyl compounds. XXXIX. Photochemical synthesis and chemical reactivity of the tricyclo(3.2.0.0 2,6 )heptan-7-ol system. (1972) (18)
Concerning the Mechanism of the Photodeamination of 2-Benzoylaziridines1-3 (1967) (18)
Configurational properties and chemical reactivity of mono and dianions derived from aryl 2-alkoxyvinyl sulfones (1987) (18)
Synthesis of polysubstituted anilines using the Diels-Alder reaction of methyl 5-aminofuroate (1996) (18)
Synthesis of Substituted 2-Pyridones via the Pummerer Cyclization-Deprotonation-Cycloaddition Cascade of Imidosulfoxides. (1999) (18)
1,3-Dipolar cycloaddition reactions of diazopyrazolinones with electron-deficient dipolarophiles (1983) (18)
Rhodium carbenoid mediated cyclizations. Intramolecular cyclopropanation and C-H insertion reactions derived from type II o-alkynyl substituted α-diazoacetophenones (1993) (18)
Studies dealing with the aza Claisen rearrangement of 2-allyloxy-substituted oxazoles (1984) (18)
Intramolecular photocycloaddition reaction in the 2-(4-pentenyl)-5-aryl-substituted tetrazole system (1982) (18)
Cycloaddition Chemistry of Anhydro-4-hydroxy-1,3-thiazolium Hydroxides (Thioisomünchnones) for the Synthesis of Heterocycles (1994) (17)
CYCLIZATION OF RHODIUM CARBENOIDS USING ESTER AND AMIDO CARBONYL GROUPS (1997) (17)
A study of the rearrangement chemistry of alkynyl carbenes (1991) (17)
An alkoxy radical as a model for the n,π excited state (1964) (17)
Intramolecular [3+2]-cycloaddition of nitrones with allenes and alkynes (1993) (17)
Photochemical transformations of small-ring carbonyl compounds. 79. Involvement of enol tautomers in the photoisomerization of 3-substituted isochromanones (1976) (17)
The Photochemistry of 4,5-Diphenyl-2-pyrone. A Mechanistic Study (1964) (17)
A new method for the preparation of 2-thio substituted furans by methylsulfanylation of gamma-dithiane carbonyl compounds. (2002) (17)
Silyl-substituted thioimidates as nitrile ylide equivalents (1987) (17)
A Novel 2.2.1-Bicyclic Elimination of a N-Tosylpyrazoline (1965) (17)
[2,3]-Sigmatropic rearrangement of .beta.-phenylsulfonyl propargylic sulfenates as a method for preparing 1,4-bis(phenylsulfonyl)-1,3-butadienes (1993) (17)
Photochemical transformations of small ring compounds. 86. Regioselectivity of bond cleavage in the photochemical rearrangement of 3-vinylcyclopropenes (1977) (17)
Synthetic approaches toward the bi(2H-azirine) system (1979) (17)
CARBONYL GROUP PHOTOCHEMISTRY VIA THE ENOL FORM. PHOTOISOMERIZATION OF 4-SUBSTITUTED 3-CHROMANONES (1976) (17)
Ligand-dependent site selectivity in the Rh(II)-catalyzed decomposition of a glycine-derived diazo acetoacetamide (1996) (17)
Photochemical transformations of small-ring heterocyclic compounds. 99. 1,4-Substituent shifts in the photorearrangement of 2-hydroxymethyl-2H-azirine derivatives to N-Vinylimines (1978) (17)
Rhodium(I)-catalyzed nucleophilic ring-opening reactions of oxabicyclo adducts derived from the [4 + 2]-cycloaddition of 2-imido-substituted furans. (2006) (17)
Azomethine ylide generation via the dipole cascade (1992) (17)
A novel rhodium(II)-catalyzed cycloaddition reaction of .alpha.-diazo keto amides (1990) (17)
Photochemical transformations of 2,2-disubstituted chromenes (1972) (17)
Extended dipolar cycloaddition reactions of 3-diazopyrazoles with electron rich olefins (1981) (16)
Regiochemistry of intramolecular munchnone cycloadditions: preparative and mechanistic implications (1982) (16)
Methylsulfenylation of thioacetals as a method for synthesizing 2-thio-substituted furans. (1999) (16)
Synthesis and thermal rearrangement of 2-allyl substituted 2H-pyrrole derivatives (1979) (16)
Photochemistry of cyclopropene derivatives. 34. Photocycloaddition reactions of 2-alkenyl-substituted cyclopropenes (1989) (16)
[2,3]-Sigmatropic rearrangement of sulfur ylides derived from trimethylsilyl sulfonium salts (1986) (16)
Benzaldehyde oxime as a 1,3-dipole chameleon (1987) (16)
N-alkenyl indoles as useful intermediates for alkaloid synthesis. (2011) (16)
Intramolecular cycloaddition reactions of vinyl azides bearing alkenyl and alkynyl groups (1978) (16)
Intramolecular 1,1-cycloaddition of nitrilimines as a route to benzodiazepines and cyclopropa[c]cinnolines (1981) (16)
Photochemical transformations of small ring heterocyclic compounds. XLII. 1,3-Dipolar cycloaddition reactions of the azomethine ylide derived from the 1,3-diazabicyclo[3.1.0]hex-3-ene system (1973) (16)
Details associated with the bimolecular 1,4-dipolar cycloaddition reaction of cross-conjugated heteroaromatic betaines (1995) (16)
Allylic 1,3-rearrangement of thiophenyl substituted sulfones (1987) (16)
Single-electron-transfer pathway in the coupling of cyclopropenyl cations with organometallic reagents (1987) (16)
An unusual example of a 1,1-cycloaddition reaction of a diazoalkane (1980) (15)
Cycloaddition studies directed toward the strychnos alkaloid minfiensine (2009) (15)
Photochemical transformations of small ring carbonyl compounds. XVII. Evidence for a 1,5-hydrogen transfer in the photochemistry of an aroylaziridine (1968) (15)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC COMPOUNDS. 74. A STEPWISE 1,3-DIPOLAR CYCLOADDITION REACTION (1976) (15)
A Novel Cycloaddition Reaction of α-Diazo-γ-amido Ketones Catalyzed by Rhodium(II) Acetate. Scope and Mechanistic Details of the Process† (1996) (15)
Solvent and ligand effects associated with the Rh(II)-catalyzed reactions of α-diazo-substituted amido esters. (2015) (15)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING COMPOUNDS. 84. PHOTOCHEMICAL TRANSFORMATIONS OF 3-ALLYL SUBSTITUTED CYCLOPROPENES (1977) (15)
Silver tetrafluoroborate induced reaction of trimethylsilyl enol ethers with 2,3-diiodo-1-(phenylsulfonyl)-1-propene as a method for preparing substituted furans (1991) (15)
Photochemical reduction in the N-acylketimine system (1975) (15)
Cyclopropane photochemistry. 27. Cycloaddition reactions of strained ring systems. Photochemistry of 1-phenyl-2-carbomethoxy-3,3-dimethylcyclopropene (1984) (15)
Photochemical transformations of small ring heterocyclic compounds. 71. Intramolecular 1,1-cycloaddition reactions of nitrile ylides (1976) (15)
Epoxidation Studies. III. The Peracid Oxidation of Substituted Benzoylimines1-3 (1965) (15)
Synthesis of dimethylphosphorylamino diazo esters by a selective tandem Staudinger/Arbuzov rearrangement sequence of azido diazo esters with trimethylphosphite (2003) (15)
Photocyclodimerization of arylazirenes to 1,3-diazabicyclo[3,1,0]hex-3-enes (1972) (15)
Acyclic stereocontrol in [3+2]-cycloadditions of amino acid-derived isomünchnone dipoles (1998) (15)
Photochemical transformations of small ring compounds. 92. Intramolecular dipolar cycloaddition reactions with vinylbiphenyl-substituted 1,3-dipoles (1978) (15)
Photochemistry of cyclopropene derivatives. Synthesis and photorearrangement of a 3-acyl-substituted cyclopropene (1982) (14)
Orbital symmetry control in the photochemistry of 1,3,5-hexatrienes (1970) (14)
π-Cyclization reactions of thio N-acyliminium ions for heterocyclic synthesis (1998) (14)
Studies dealing with the excited-state behavior of substituted 8-oxabicyclo[3.2.1]oct-6-en-2-ones (1991) (14)
Higher order dipolar cycloaddition reactions of diazoazoles with electron-rich dipolarophiles (1983) (14)
Rhodium (II) catalyzed intramolecular dipolar cycloaddition reactions of carbonyl ylides. Computational and empirical studies of the regio- and chemoselective effect of catalyst ligand (1992) (14)
A new approach to pyrrolo[1,2-a]indoles using azomethine ylides (1986) (14)
Photochemical transformations of small-ring carbonyl compounds. XXVIII. 1,5-Hydrogen transfer in the photochemistry of aroylaziridines (1971) (14)
Photochemical transformations of small ring carbonyl compounds. XXX. Electron transfer in the photochemistry of azetidinyl ketones (1971) (14)
Recent Advances of 1,3-Dipolar Cycloaddition Chemistry for Alkaloid Synthesis (2016) (14)
An expedient synthesis of epi-eburnamenine via an intramolecular 1,4-dipolar cycloaddition reaction (1996) (14)
UTILIZATION OF THE ANTIAROMATIC 2H-INDOL-2-ONE RING SYSTEM FOR THE SYNTHESIS OF SUBSTITUTED SPIRO-OXINDOLES (2007) (14)
A novel method of ring formation with functionalized angular methyl groups. Limitations and MM2 calculations (1988) (14)
Intramolecular (4+2)-cycloaddition reactions of cyclic 2-thiomethyl-5-amidofurans † (2000) (14)
Photochromic aziridines. The photochemical valence tautomerization and cycloaddition reactions of a substituted indano[1,2-b]aziridine (1975) (14)
Construction of bicyclic tetrahydroisoquinolinones by combination of an IMDAF-ring cleavage reaction of N-allyl-2-furan-2-yl-acetamides (2000) (13)
The [6+4] photocycloaddition of 3-phenyl-2,2-dimethyl-2H-azirine to fulvenes (1978) (13)
Intramolecular photocycloaddition of cyclic thioimides as a method for heterocyclic synthesis. (2001) (13)
Tandem [3+2]-cycloaddition [2,3]-sigmatropic rearrangement reaction of allenyl sulfoxides with nitrones (1989) (13)
The tandem Pummerer-isomünchnone route to (±)-pumiliotoxin C (1997) (13)
A short synthesis of (±)-alloyohimbane via a thioisomünchnone based intramolecular dipolar-cycloaddition reaction (1998) (13)
On the mechanism of the thermal Cope rearrangement of allyl-substituted cyclopropenes (1978) (13)
Flash vacuum pyrolysis of N-allyl-substituted 1,3,4-oxadiazolin-5-ones (1980) (13)
Synthesis of oxa-bicyclic ring systems via a tandem Rh(II) catalyzed cyclization-cycloaddition sequence (1993) (13)
Synthesis and ring-opening reactions in the 1,3'-bicyclopropenyl series (1984) (13)
Synthesis of and base-induced rearrangements in the 1,4-diazabicyclo[4.1.0]hept-4-ene system (1975) (13)
A new route to disubstituted cyclopentenones using 2,3-dibromo-1-(phenylsulfonyl)-1-propene as a pivotal reagent (1990) (12)
Chapter 2: Cascade reactions of carbonyl ylides for heterocyclic synthesis (2009) (12)
Photochemical transformations of small ring carbonyl compounds. XL. Photochemistry of exo- and endo-5-benzoylbicyclo[2.1.1]hexane (1972) (12)
New Application of the Pummerer Reaction of Imidosulfoxides for the Generation of Mesoionic Dipoles (1997) (12)
Intramolecular [4+2]-cycloaddition chemistry of some 1,3-dienyl-substituted cyclopropenes (1990) (12)
Dimerization and cycloaddition reactions of a carbomethoxy-substituted cyclopropene (1983) (12)
[4+2] Cycloaddition Chemistry of Substituted Furans (2014) (12)
Thermal rearrangement of allyl substituted 2H-azirines to 3-azabicyclo[3.1.0]hex-2-enes (1976) (12)
The Photolysis of 7-Ketonorbornene1 (1965) (12)
Photochemical transformations of small ring carbonyl compounds. 101. Migratory aptitude studies in the photochemical rearrangement of 2(5H)-furanones (1978) (12)
Generation and Subsequent Cycloaddition Chemistry of α-Amino Isobenzofurans Formed by Cationic Cyclization (1995) (12)
Alkylation reactions of 3-(phenylsulfonyl)methyl substituted cyclopentenones (1998) (12)
Intramolecular cycloaddition reactions of furo[3,4-b]indoles for alkaloid synthesis. (2014) (12)
Photocycloaddition reactions of arylazirines with hetero-multiple bonds (1972) (12)
A novel asymmetric vinylogous tin-Pummerer rearrangement. (2004) (11)
Cycloaddition reactions of unsaturated sulfones (1996) (11)
Thermal valence rearrangement of 4-acylisoxazoles to 4-acyloxazoles (1974) (11)
Epoxidation studies. V. Oxirane radicals. Thermal decomposition of tert-butyl cis- and trans- .alpha.,.beta.-diphenylperglycidates (1969) (11)
Photoelimination of a .beta.-oxo sulfide with a low-lying .pi.-.pi.* triplet state (1971) (11)
Intramolecular dipolar cycloaddition reactions of C-aryl oxaziridines (1986) (11)
IMDAF Cascade Approach toward the Synthesis of the Alkaloid (±)-Minfiensine. (2016) (11)
Charge-transfer interactions in the photochemistry of 9-thiabicyclo[3.3.1.]non-6-en-2-one (1971) (11)
Photochemical transformations of small-ring carbonyl compounds. XXVI. Ground-state and photochemical reactions in the thiacyclobutane series (1970) (11)
The photochemical rearrangement of 3,4-diphenyl-4,5-epoxy-2-cyclopentene-1-one (1964) (11)
Application of the tandem thionium/N-acyliminium ion cascade toward heterocyclic synthesis (2001) (11)
Carbonyl ylide formation from the rhodium (II) acetate catalysed reaction of keto α-diazoacetate derivatives (1989) (11)
Convenient synthesis of N-substituted 2,4-diaryl-pyrroles (1968) (11)
A new route to heterocyclic compounds by the mercuric acetate oxidation of N-alkyl substituted 4-piperidones (2008) (11)
Photoisomerization of 9-thiabicyclo[3.3.1]non-6-en-2-one (1969) (11)
On the stereochemical aspects of the 1,1-cycloaddition reaction of diazoalkenes (1981) (11)
Photochemical transformations of small ring carbonyl compounds. LX. Photochemistry of carbonyl compounds through the enol form. Involvement of a cyclopropanone intermediate in the photorearrangement of 4-carbomethoxy-3-chromanone (1975) (11)
VINYLOGOUS PUMMERER REACTION OF AMIDO-SUBSTITUTED SULFOXIDES AS A METHOD FOR PREPARING OXINDOLES AND TETRAHYDROISOQUINOLONES (1995) (11)
An Approach Toward Oxidopyrylium Ylides Using Rh(II)-Catalyzed Cyclization Chemistry. (2007) (11)
Heterocycles as Vehicles for Synthesis (1994) (10)
A novel substituent effect in the intramolecular cycloaddition reactions of nitrile ylides (1977) (10)
Studies dealing with the cycloreversion reactions of phenyl-substituted 2,3-diazabicyclo[3.1.0]hex-2-enes (1983) (10)
Synthesis of polyheterocyclic ring compounds by the intramolecular cycloaddition of N-alkenyl substituted diazoimides (1994) (10)
An approach toward azacycles using photochemical and radical cyclizations of N-alkenyl substituted 5-thioxopyrrolidin-2-ones. (2004) (10)
Photochemical transformations of small ring compounds. 112. Photochemistry of cyclopropene derivatives. Formation and intramolecular trapping reactions of vinylcarbenes (1980) (10)
Excimer involvement in the photoisomerization of an oxime ether (1974) (10)
Isolation and chemistry of the invertomers of N-chlorobenzoylphenylaziridine (1971) (10)
Photochemical transformations of small ring heterocyclic compounds. XXXVII. Thermal and photochemical reactions in the 1,5-diazabicyclo[5.1.0]octa-3,5-diene system (1972) (10)
Aziridine series. Reactions of trans-1,3-dibenzoyl-2-phenylaziridine and related systems (1970) (10)
Silyl group transfer in the cycloaddition reactions of silyl iminium salts derived from aryl-substituted oximes (1989) (10)
Regioselectivity in the intramolecular ene reaction of cyclopropene derivatives (1981) (10)
Use of nitrogen and oxygen dipole ylides for alkaloid synthesis (2018) (10)
Generation of sulfur ylides by the desilylation of α-trimethylsilylbenzyl sulfonium salts (1988) (10)
STEREOCHEMICAL ASPECTS OF THE INTRAMOLECULAR 1,1-CYCLOADDITION REACTION OF NITRILIMINES (1979) (10)
Photochemical Transformations of a β,γ-Epoxy Ketone1 (1965) (10)
On the thermal transformation of allyl substituted 2H-azirines to pyridines (1978) (10)
Natural Product Synthesis via the Rhodium Carbenoid-Mediated Cyclization of α-Diazo Carbonyl Compounds (2014) (10)
RECENT DEVELOPMENTS IN THE AREA OF ANNDLATED FURANS. A REVIEW (1991) (10)
[4+1]-Anionic annulation approach to phenylsulfonyl substituted cyclopentenes (1993) (10)
Some thermal and photochemical reactions of cis- and trans-substituted enedi-imides (1972) (10)
Preparation and Diels‐Alder reaction of a 2‐Amido Substituted Furan: tert‐Butyl 3a‐Methyl‐5‐Oxo‐2,3,3a,4,5,6‐Hexahydroindole‐1‐Carboxylate (2003) (10)
Cyclization-cycloaddition cascades for the construction of azapolycyclic ring systems (2001) (10)
Azirine photochemistry: cyclization of 2-styryl-2H-azirines to benzazepines☆ (1974) (9)
A novel thermal epoxidation of a bicyclo[3.1.0]hex-2-ene by molecular oxygen (1973) (9)
Lewis acid-promoted a-hydroxy -dicarbonyl to a-ketol ester rearrangement (2006) (9)
Kinetics of the Reaction of Electron Deficient Olefins with Nitrile Ylides Generated by Laser Flash Photolysis of Substituted Azirines (1983) (9)
Alkylation studies of 5-exo-methylene substituted isoxazolidines (1988) (9)
Thermal isomerization of allyl-substituted cyclopropenes. An example of a nonsynchronous cope rearrangement (1980) (9)
Chapter 3 Three-membered ring systems (1995) (9)
Thermal and solvolytic studies with the 2-phenylbicyclo [1.1.1] pentan-2-ol system (1970) (9)
Diels-Alder Reaction of 2-Amino-Substituted Furans as a Method for Preparing Substituted Anilines. (1997) (9)
Photosensitized electron-transfer-induced reactions of some cyclopropene derivatives (1980) (9)
Diels-alder cycloadditions of 1,3,4,-oxadiazin-6-ones with electron rich pi systems (1985) (9)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC COMPOUNDS. 88. PHOTOCHEMICAL REARRANGEMENTS OF 4,7-DIMETHYL-3-CHROMANONE AND RELATED COMPOUNDS (1977) (9)
Electrocyclic ring opening reaction of a 1,3,4-oxadiazin-6-one into its azaketene tautomer (1985) (9)
Effect of substituents in controlling the rate of the intramolecular cycloaddition reaction of allyl-substituted 2H-azirines (1978) (9)
Photochemical transformations of small-ring carbonyl compounds. XXII. Observations on the scope of the photoinduced ring expansion of aroylazetidines (1970) (9)
Photochemistry of cyclopropene derivatives. 20. Deuterium isotope effects in the triplet-induced photochemistry of tetrasubstituted cyclopropenes (1981) (9)
Photochemical transformations of small ring carbonyl compounds. XXIII. Photoinduced ring expansion of arylaroylazetidines. Mechanistic studies and characterization of the excited state (1970) (9)
Palladium catalyzed cross coupling reaction of α-allenyl acetates under nonbasic conditions (1992) (9)
Photochemical transformations of small ring heterocyclic systems. LVI. Photocycloaddition in the .beta.-naphthyl-substituted azirine system (1974) (9)
The Photochemical Deamination of a 2-Benzoylaziridine (1965) (9)
Cyano-O-silyhydroxylamines as nitrone blocking groups (1986) (9)
New Applications of Dipolar Cycloaddition Chemistry Toward the Synthesis of Heterocycles (1984) (9)
Cycloaddition Reactions of Strained Ring Systems. Photosensitized [2 + 2] Cycloadditions of 2-(Acyloxy)-Substituted Cyclopropenes. (1985) (8)
Click Triazoles (2012) (8)
Generation and cycloaddition reactions of transient alkyl-substituted anhydro-4-hydroxythiazolium hydroxides (1992) (8)
1,3-dipolar cycloaddition of benzonitrile oxide with vinylsilanes (1982) (8)
A push-pull carbonyl ylide cycloaddition approach directed toward lycorine (1999) (8)
Thermal and base-induced transformations of epoxy-N-nitrosocarbamates (1972) (8)
Photochemistry of cyclopropene derivatives. Ring-opening reaction of 3-heteroaryl substituted cyclopropenes (1983) (8)
Cycloaddition and Cyclization Chemistry of 2H-Azirines (2010) (8)
Sigmatropic rearrangements in the allyl substituted oxazolinone system (1981) (8)
Application of the 2,3-sigmatropic rearrangement of β-sulfonyl acetylenic carbinols toward the synthesis of 1,4-bis(phenylsulfonyl)-1,3-butadienes (1992) (8)
Generation of 2-phenylazirinylidene from the photolysis of 2-phenyl-1-azaspiro[2.2]pent-1-ene (1975) (8)
The Oxidation of Substituted Aziridines with Peracids1 (1966) (8)
Bimolecular 4+2-cycloaddition reactions of cross conjugated betaines with Electron rich π-systems (1993) (8)
Intramolecular ring closure reactions of cyclopropene derivatives as a method for synthesizing novel tricyclic ring compounds (1984) (8)
Reaction of aziridine and oxirane derivatives with diphenyliodonium iodide (1968) (8)
Studies dealing with the intramolecular ene reaction of cyclopropene derivatives (1985) (8)
Photochemical transformations of small ring carbonyl compounds. LV. Involvement of an enol tautomer in the photoisomerization of 4-phenyl-3-chromanone to 4-phenyldihydrocoumarin (1974) (8)
Novel photoinduced ring expansion of 1-tert-butyl-2-phenyl-3-benzoylazetidine (1967) (7)
Photochemical transformations of small ring compounds. 104. Stereochemical course of the thermal and photosensitized intramolecular [2 + 2] cycloaddition reaction of allyl-substituted cyclopropenes (1979) (7)
Photochemical transformations of small ring compounds. 109. Photochemical migratory aptitudes in the di-.pi.-methane rearrangement of 5,5-diaryl-substituted 2,5-dihydrofurans (1979) (7)
The Domino Way to Heterocycles (2007) (7)
8H-ANHYDRO-4-HYDROXY-2-OXO-1,3-THIAZINIUM HYDROXIDES AS MESOIONIC 1,4-DIPOLES (1994) (7)
Preparation of alkyl substituted 1,3,4-oxadiazin-6-ones by the DCC induced cyclization of 2-oxoalkanoic acid acylhydrazones (1985) (7)
Intramolecular 1,3‐Dipolar Cycloaddition Chemistry (1991) (7)
Studies dealing with the dipolar cycloaddition reactions of 2-diazo-4,5-dicyanoimidazole (1984) (7)
Photochemical Ring-Opening Reactions of Substituted Chromenes and Isochromenes. (1996) (7)
Studies dealing with cycloaddition and sigmatropic reactions of cyclopropenyl-substituted indenes (1991) (7)
Photochemical transformation of small ring compounds. 114. Photochemistry of cyclopropene derivatives. 17. Competition between side-chain fragmentation and ring opening (1980) (7)
The photochemical decomposition of α-diazoacetophenone in hydroxylic solvents (1965) (7)
Thermal rearrangements of arylaroylaziridines into 2,5-diaryloxazoles (1968) (7)
Photochemical transformations of small ring heterocyclic compounds. 91. Photochemistry of the chroman and 3-chromanone ring systems. An example of tautomeric control of excited-state chemistry (1978) (7)
Thermal and photochemical rearrangements, and X-ray crystal structure of a 2-benzazocine derivative (1972) (7)
Photochemical reduction of N-aroyldiphenylketimines (1972) (7)
Regiochemical aspects associated with the cycloaddition of diazopyrazolinones to electron deficient acetylenes (1982) (7)
Periselectivity in the base-catalyzed intramolecular [2+2]-cycloaddition reaction of 3-phenylsulfonyl-substituted propynes (1995) (7)
On the mechanism of the thermal conversion of cyclopropenyl-substituted oxazolinones to pyridines (1984) (7)
A new and convenient synthesis of 2-amidofurans using the Jacobi bis-heteroannulation method (1999) (7)
MECHANISM AND STEREOCHEMICAL CONTROL IN THE THERMAL REARRANGEMENT OF AZIRIDINYL KETONES TO PYRROLES (1973) (7)
Photochemistry of cyclopropene derivatives. Intramolecular hydrogen transfer reaction of some 1-(alkyl-substituted)cyclopropenes (1988) (7)
On the Intramolecular 1,4-Dipolar Cycloaddition Reaction of Thiazinium Betaines for the Construction of Aza-, Diaza-, and Polyaza-Heterocyclic Ring Systems (1995) (7)
Unsaturated Mactocyclic Compounds. XXVI. Synthesis of Bisdehydro-[12]Annulene (Cyclododecatetraenediyne) and Biphenylene from 1,5-Hexadiyne (1962) (7)
Competitive keto--enolate photochemistry in the 3-phenylisocoumaranone system (1975) (6)
Dipolar cycloaddition reactions of diazoindene and the thermal behavior of the cycloadducts (1984) (6)
Asymmetric reactions employing 1,3-dipoles (2016) (6)
Synthesis of N-vinyl substituted indoles and their acid-catalyzed behavior (2011) (6)
Photochemical transformation of small ring carbonyl compounds. XXV. Photochemical synthesis of the tricyclo[3.2.0.026]heptane system (1970) (6)
A NOVEL TRIMETHYLSILYL TRIFLATE-PROMOTED ANNULATION OF N-ACETOACETYLATED ALKENYL AMIDES (1995) (6)
PHOTOCHEMISTRY OF CYCLOPROPENE DERIVATIVES. SYNTHESIS AND PHOTOREARRANGEMENT OF A 3‐ACYL‐SUBSTITUTED CYCLOPROPENE (1982) (6)
Synthetic Applications of Carbonyl Ylides Generated via the Tandem Cyclization Cycloaddition Reaction of Rhodium Carbenoids (1993) (6)
Synthesis of the benzotricyclo[3.2.0.02,7]heptene ring system via the intramolecular [2 + 2]-cycloaddition reaction of some cyclopropene derivatives (1983) (6)
Generation of oxazolium and thiazolium methylides by a caesium fluoride-induced desilylation reaction (1985) (6)
Nucleophilic substitution reactions of 1-sulfonyl substituted cyclopropenes with alkyl lithium reagents (1986) (6)
Photochemical transformations of small ring carbonyl compounds. 68. Photochemical rearrangement in the 2(5H)-furanone system (1975) (6)
The effect of solvent on the photorearrangement of the 1,3-diazabicyclo[3,1,0]hex-3-ene system (1971) (6)
Conjugation Effects on the Low-Intensity Electronic Transition of Small-Ring Carbonyl Compounds1,2 (1966) (6)
Stereoselective reductions of N-Boc-hexahydro-1H-indolin-5(6H)-ones (2007) (6)
Synthesis and reactivity of an exo,endo-4,6-disubstituted bicyclo{3.1.0}hex-2-ene (1973) (6)
Generation of the Dihydro-5H-Thiazolo[3,2-a]pyridin-3-one Ring System by Proton Loss from Isothiomünchnones (1994) (6)
Photochemical transformations of small ring heterocyclic compounds. L. Tautomeric control of the photochemistry of 3-phenylbenzofuran-2-one (1973) (6)
Chapter 3.1 – Three-membered ring systems (2004) (2007) (6)
Preparation of 2-amido substituted furans using the Curtius re-arrangement of furan-2-carbonyl azide (2000) (5)
Sigmatropic indenyl rearrangements induced by electronic excitation (1981) (5)
Nitrile Ylides and Nitrenes from 2H-Azirines (1982) (5)
Contrast of photochemical and pyrolytic models for mass spectral fragmentation. Dealkylation of N-alkyl-2,4-diphenylpyrroles. (1968) (5)
Photorearrangement studies of 3-heteroaryl-substituted cyclopropenes (1985) (5)
Photochemical transformation of small-ring carbonyl compounds. XXI. Thermal reorganization of phenylbicyclo[1.1.1]pentanol (1968) (5)
Photorearrangement of isochromens into indene epoxides (1974) (5)
Photochemical rearrangement of 8-oxabicyclo[3.2.1]oct-6-en-2-ones (1988) (5)
Intramolecular [4+2]-Cycloadditionof 5-Amino-Substituted Oxazoles as an Approach toward the Left-HandSegment of Haplophytine (2011) (5)
Reaction of 2H-azirines with nitrones (1974) (5)
The co-oxidation of conjugated enynes. A convenient synthesis of β-sulfoxy acetylenic carbinols (1992) (5)
A Novel Oxidative Rearrangement of N-Furanyl Carbamates Uncovered During a Planned Synthesis of a Daphniphyllum Alkaloid (2009) (5)
1,4-Hydrogen transfer in the thermal decomposition of but-3-enyl-2H-azirines (1976) (5)
Alkoxide-induced transformations of epoxy-N-nitrosocarbamates (1969) (5)
Use of 2,3-bis(phenylsulfonyl)-1,3-butadiene as a reagent for the synthesis of azapolycyclic ring systems (2013) (5)
Rhodium(II) catalyzed cyclopropanation/cycloaddition reactions of the bis(diazo)piperidin-2-one system (2015) (4)
A new construct of the cis-3a-aryloctahydroindole skeleton via the [4+2] cycloaddition of furanyl carbamates (2002) (4)
Intramolecular [2 + 2] cycloaddition reactions of indene derivatives as a route to polycyclic strained ring systems (1980) (4)
Photochemical transformations of small ring compounds. 98. Hydrogen atom transfer reactions in the photochemistry of tetrasubstituted cyclopropenes (1978) (4)
Use of Rhodium Carbenoid Intermediates for Dipolar Cycloaddition Chemistry (2017) (4)
New Approach to Pyrrolo[1,2-a]indoles Using Azomethine Ylides. (1986) (4)
Rhodium Carbenoid Induced Cycloadditions of Diazo Ketoimides Across Indolyl π-Bonds (2007) (4)
PHOTOCHEMICAL RING-OPENING REACTIONS OF SUBSTITUTED CHROMENES AND ISOCHROMENES (1975) (4)
Aza-claisen rearrangements in the 2-allyloxy substituted oxazole system (1982) (4)
Cascade Processes of Metallo Carbenoids (1996) (4)
A Solvent Effect in Alkoxy Radical Decomposition (1962) (4)
Reaction of 2-diazopropane with an arylsulphonyl-trimethylsilyl substituted alkene. Steric control of regiochemistry by the trimethylsilyl group (1987) (4)
SMALL RING HETEROCYCLES. ROLE OF AZABENZVALENES IN THE THERMOLYSIS OF 3-CYCLOPROPENYL SUBSTITUTED OXAZOLINONES (1982) (4)
Rhodium‐Catalyzed Ring‐Opening Reaction of Cyclopropenes. Control of Regioselectivity by the Oxidation State of the Metal. (1992) (4)
Rationale for the direction of regioselectivity in the photocycloaddition of arylazirines (1973) (4)
N‐Benzyl‐N‐methoxymethyl‐N‐(trimethylsilyl)methylamine as an Azomethine Ylide Equivalent: 2,6‐dioxo‐1‐phenyl‐4‐benzyl‐1,4‐diazabicyclo[3.3.0]octane (2003) (4)
Azirine Photolysis and Cycloaddition Reactions (1984) (4)
Application of the 1,5-Electrocyclic Reaction in Heterocyclic Synthesis (1996) (4)
Deuterium isotope effects in the intramolecular hydrogen transfer reactions of some 1-alkyl substituted cyclopropenes (1986) (4)
Solvolytic reactivity of 2-phenylbicyclo[1.1.1]pentan-2-ol p-nitrobenzoate (1970) (4)
The photochemistry of C10Cl8O2, m.p. 190°. A stereochemical structure reassignment (1971) (4)
Photochemical transformations of small ring carbonyl compounds. 85. Solvent control of migratory aptitudes in the photochemical rearrangement of 2(5H)-furanones (1977) (4)
DEUTERIUM ISOTOPE EFFECTS IN THE PHOTOCHEMISTRY OF AN AZETIDINE KETONE. (1968) (4)
Synthesis of the benzotricyclooctane ring system. Intramolecular [2 + 2] cycloaddition of indene derivatives (1982) (3)
Deuterium isotope effects in the norrish type II elemination of a ketone with multiple available sites. (1968) (3)
(2,3)Sigmatropic Rearrangement of β-Phenylsulfonyl Propargylic Sulfenates as a Method for Preparing 1,4-Bis(phenylsulfonyl)-1,3- butadienes. (1994) (3)
2,3-Bis(phenylsulfonyl)-1,3-butadiene-mediated syntheses of piperidone derivatives (2013) (3)
Chapter 2 Application of diels-alder cycloaddition chemistry for heterocyclic synthesis (1995) (3)
Synthesis of the benzotricyclo[3.2.0.02,7]heptene ring system via an intramolecular (2 + 2) cycloaddition reaction (1979) (3)
Photochemical transformations of small ring compounds. 116. Photochemistry of cyclopropene derivatives. Synthesis of the tricyclo[2.2.0.02,6]hexane ring system via a photosensitized [2 + 2] cycloaddition reaction (1981) (3)
Intramolecular 1,3-dipolar cycloadditions of vinyl azides (1977) (3)
Generation and Cycloaddition Behavior of Spirocyclic Carbonyl Ylides. Application to the Synthesis of the Pterosin Family of Sesquiterpenes. (2010) (3)
Ammonium Ylides as Building Blocks for Alkaloid Synthesis (2012) (3)
Photochemical and acid‐catalyzed reactions in the 2,3‐dihydropyridazine system (1975) (3)
On the mechanism of the photochemical rearrangement of 3-phenyl substituted cyclopropenes to indenes (1977) (3)
Synthesis of 1,3‐Diketones Using α‐Diazo Ketones and Aldehydes in the Presence of Tin(II) Chloride. (1991) (3)
Synthesis of Polycyclic Ring Systems via Intramolecular [2 + 2]-Cycloaddition Reactions of Cyclopropene Derivatives (1981) (3)
A novel synthesis of polysubstituted phenols using the SNAr reaction of 2,5-dinitrofuran (2001) (3)
Intramolecular cyclizations of N-acyliminium ions with pyridine rings (2002) (3)
3+2-ANIONIC ELECTROCYCLIZATION USING 2,3-BIS(PHENYLSULFONYL)-1,3-BUTADIENE: TRANS-4,7,7-TRICARBOMETHOXY-2-PHENYLSULFONYLBICYCLO3.3.0OCT-1-ENE : (BENZ ENE, 1,1'-1,2-BIS(METHYLENE)-1,2-ETHANEDIYLBIS(SULFONYL)BIS-) (1997) (3)
Photochemical transformations of small ring carbonyl compounds. LIV. Photochemistry of carbonyl compounds through the enol form. Photorearrangement of 3-carbomethoxyisochromanone (1974) (3)
Reaction of hydrazonyl chlorides and carboalkoxymethylene triphenylphosphoranes to give 5‐alkoxy substituted pyrazoles (1987) (3)
Intramolecular [3 + 2]-Cycloaddition Reaction of Push—Pull Dipoles Across Heteroaromatic π-Systems. (2005) (3)
Heterocyclic Synthesis Using the Pummerer Reaction (1999) (3)
Effects of substituents on the type II photoreaction of tetrasubstituted cyclopropenes (1981) (3)
Absence of pyramidal inversion in a cyclic thiolsulfinate (1969) (3)
A novel photochemical rearrangement of 2-hydroxymethyl-2H-azirine derivatives to N-vinylimines (1976) (3)
Control of regioselectivity in the intramolecular cycloaddition reaction of an olefinic tosylhydrazone (1979) (3)
A novel pyrolytic rearrangement of trans-1,3-dibenzoyl-2-phenylaziridine (1969) (3)
Highly Stereoselective Vinylogous Pummerer Rearrangement (2005) (3)
Evidence for a 1,3-sigmatropic rearrangement of a nitrile N-benzylimide to a C-benzyl-substituted diazoalkane (1980) (2)
Synthesis of Substituted β-Carbolines via Gold(III)-Catalyzed Cycloisomerization of N-Propargylamides. (2010) (2)
Rhodium(II)‐Catalyzed Aziridination of Allyl‐Substituted Sulfonamides and Carbamates. (2005) (2)
Studies on the becarbonylation and decarboxylation reactions of 5,6-epoxy-4,5-diphenyl-2-pyrone☆ (1966) (2)
Photochemical transformations of small ring compounds. 107. Studies dealing with the intramolecular hydrogen atom transfer reaction of tetrasubstituted cyclopropenes (1979) (2)
Linked Pummerer—Mannich Ion Cyclizations for Heterocyclic Chemistry (2002) (2)
Rhodium(II)-Catalysed Intramolecular O-H Insertion of αααα -Diazo- γγγγ -Azido- δδδδ -Hydroxy- ββββ -Ketoesters. Evidence for a Novel Sigmatropic Rearrangement of an Allylic Azide Intermediate (1999) (2)
Reactions of organophosphorous compounds with .alpha.- and .beta.-diphenacyl bromides (1970) (2)
Photocyclization of substituted 2,2′-divinylbiphenyl derivatives to tetrahydropyrenes (1975) (2)
Ligand Effects on Dirhodium(II) Carbene Reactivities. Highly Effective Switching Between Competitive Carbenoid Transformations. (1994) (2)
Synthesis of Functionalized Azomethine Ylides via the Rh(II)-Catalyzed Cyclization of α-Diazo Carbonyls onto Imino π-Bonds. (1995) (2)
Synthesis of Nitrogen‐Containing Polycycles via Rhodium(II)‐Induced Cyclization‐Cycloaddition and Insertion Reactions of N‐( Diazoacetoacetyl)amides. Conformational Control of Reaction Selectivity. (1991) (2)
Total Synthesis of the Alkaloid (.+-.)-Aspidophytine Based on Carbonyl Ylide Cycloaddition Chemistry. (2008) (2)
A Practical and Efficient Synthesis of α-Diazo Alkynyl Substituted Esters (1997) (2)
Rhodium(II) Catalyzed Cyclopropanation/Cycloaddition Reactions of the Bis(diazo)piperidin‐2‐one System. (2015) (2)
Ligand Effects in the Rhodium(II) Catalyzed Reactions of Diazoamides and Diazoimides. (1996) (2)
The role of steric factors in the photochemistry of substituted cyclohexa-1,3-dienes (1971) (2)
Cyclization and Cycloaddition Reactions of Cyclopropenes (1992) (2)
Reactivity Patterns in the Rhodium Carbenoid-Induced Tandem Cyclization-Cycloaddition Reaction. (1989) (2)
2,3-DIBROMO-1-(PHENYLSULFONYL)-1-PROPENE AS A VERSATILE REAGENT FOR THE SYNTHESIS OF FURANS AND CYCLOPENTENONES : 2-METHYL-4-(PHENYLSULFONYL)METHYLFUR AN AND 2-METHYL-3-(PHENYLSULFONYL)METHYL-2-CYCLOPENTEN-1-ONE : (BENZENE, (2 ,3-DIBROMO-1-PROPENYL)SULFONYL-, FURAN, 2-METHYL-4-(PHENYLSULFONYL)METHYL (1997) (2)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC SYSTEMS PART 65, INTRAMOLECULAR CYCLOADDITION REACTIONS OF VINYL-SUBSTITUTED 2H-AZIRINES (1975) (2)
Stereochemistry. Part 82. On the Conformations of Fused Five-Membered Heterocyclic Rings Derived from the Intramolecular Oxime Olefin Cycloaddition Reaction. (1993) (2)
Reaction of Carbonyl Compounds with Ethyl Lithiodiazoacetate. Studies Dealing with the Rhodium(II)-Catalyzed Behavior of the Resulting Adducts. (1990) (2)
Photolytic desulphurization of dibenzoylstilbene episulphide (1965) (2)
Cycloadditiion of 3-phenylsydnone with cyclooctatetraene (1982) (2)
Use of oxygenated 1,3-dipoles for the synthesis of nitrogen containing heterocycles (2020) (2)
A New Phenol Synthesis from the Rhodium(I)-Catalyzed Reaction of Cyclopropenes and Alkynes. (1992) (2)
Studies Dealing with the Excited‐State Behavior of Substituted 8‐ Oxabicyclo(3.2.1)oct‐6‐en‐2‐ones. (1991) (2)
PHOTOCYCLIZATION REACTIONS OF SUBSTITUTED 2,2′-DIVINYLBIPHENYL DERIVATIVES (1978) (2)
Grubb’s and Wilkinson catalyzed reactions of 2-phenyl-3-vinyl substituted 2H-azirines (2004) (2)
Preparation and cycloaddition chemistry of 1-amino substituted isobenzofurans (2003) (2)
Formal Total Synthesis of (.+‐.)‐γ‐Lycorane and (.+‐.)‐1‐Deoxylycorine Using the [4 + 2]‐Cycloaddition/Rearrangement Cascade of Furanyl Carbamates. (2001) (2)
SYNTHESIS OF THE BENZOTRICYCLO(3.2.0.02,7)HEPTENE RING SYSTEM VIA THE INTRAMOLECULAR (2 + 2)-CYCLOADDITION REACTION OF SOME CYCLOPROPENE DERIVATIVES (1983) (2)
A New Route to Heterocyclic Compounds by the Mercuric Acetate Oxidation of N-Alkyl Substituted 4-Piperidones. (2009) (2)
Transition Metal Catalyzed Ring Opening Reactions of 2‐Phenyl‐3‐vinyl Substituted 2H‐Azirines. (2004) (2)
NITRONE CYCLOADDITION. NEW APPROACH TO β-LACTAMS (1981) (2)
An Approach Toward Isoindolobenzazepines Using the Ammonium Ylide/Stevens [1,2]-Rearrangement Sequence. (2001) (2)
The Pummerer Reaction: Methodology and Strategy for the Synthesis of Heterocyclic Compounds (2004) (2)
Additions and Corrections - Photochemical Formation of a Substituted Bicyclo-[1.1.1] pentane (1968) (2)
Generation of carbonyl ylide dipoles from the Rh(II) -catalyzed cyclization of α-diazo-β-keto-1,5-diesters (2001) (2)
Photochemical analogies in mass spectra. The epoxycyclopentenone-pyrone rearrangement (1967) (2)
Three-membered heterocycles, together with all fused systems containing a three-membered heterocyclic ring (2008) (2)
The thermal dimerization of ,-1,3-cyclooctadiene (1970) (2)
Synthesis of novel azolo[1,2,3,5]thiatriazines (2004) (2)
Synthetic Applications of Furan Diels—Alder Chemistry (1998) (1)
Synthesis of the angiotensin converting enzyme inhibitor (-)-A58365A via an isomünchnone cycloaddition reaction. (1999) (1)
Cyclopropene photochemistry. Intramolecular cycloaddition of a bis(cycloprop-2-enyl)methane derivative (1982) (1)
(Phenylsulfonyl)allenes as Substrates for Cycloaddition Reactions: Intramolecular Cyclizations onto Unactivated Alkenes. (1995) (1)
Silyl-Substituted Thioimidates as Nitrile Ylide Equivalents. (1987) (1)
Synthetic Studies Toward Illudins and Ptaquilosin. A Highly Convergent Approach via the Dipolar Cycloaddition of Carbonyl Ylides. (1994) (1)
Photochemical rearrangement of 2,5-diphenyl-3 (2H)-furanone (1976) (1)
A conjugate addition-dipolar cycloaddition approachtowards the synthesis of various alkaloids (2010) (1)
Novel Rhodium(II)-Catalyzed Cycloaddition Reaction of α-Diazo Keto Amides. (1990) (1)
Ethyl 2‐Diazomalonyl Chloride. An Efficient Diazoacylating Reagent. (1994) (1)
Epoxides and Aziridines (2005) (1)
Use of sulfur fragments for the synthesis of nitrogen heterocycles (2012) (1)
Cyclization Reactions of Rhodium Carbene Complexes. Effect of Composition and Oxidation State of the Metal. (2010) (1)
3-Benzoyloxaziranes; a new rearrangement to substituted N,N-diacylamines (1964) (1)
Rearrangement in the 1,3′-bicyclopropenyl series (1983) (1)
Utilization of the Intramolecular Cycloaddition-Cationic π- Cyclization of an Isomuenchnone Derivative for the Synthesis of (.+-.)- Lycopodine. (1997) (1)
Ligand Effects on the Chemoselectivity of Transition Metal Catalyzed Reactions of α-Diazo Carbonyl Compounds (1995) (1)
Phenylsulfonyl Ene—Allenes as Efficient Precursors to Bicyclic Systems via Intramolecular [2 + 2]-Cycloaddition Reactions. (2003) (1)
The Evolution of a Heterocyclic Chemist. From Photochemistry to Alkaloids (1999) (1)
Heteroatom analogues of aldehydes and ketones (2004) (1)
Alkylation of 2-Oxy-Substituted 1-Sulfonylallyl and 1-Sulfonylvinyl Anions. New Routes to Functionalized Carbocycles and Dihydrofuran. (1991) (1)
Preparation of 2-diazo-2-oxopiperidin-3-yl-3-oxopropanoates. Useful reagents for Rh(II)-catalyzed cyclization-cycloaddition chemistry (2006) (1)
THERMAL ISOMERIZATION OF ALLYL‐SUBSTITUTED CYCLOPROPENES. AN EXAMPLE OF A NONSYNCHRONOUS COPE REARRANGEMENT (1980) (1)
Three-membered rings, with all fused systems containing three-membered rings (1996) (1)
Control of Chemoselectivity in Catalytic Carbenoid Reactions. Dirhodium(II) Ligand Effects on Relative Reactivities. (1992) (1)
Reactions of arylaroylaziridines with diphenyliodonium iodide (1967) (1)
A New Synthetic Route to the Illudin and Pterosin Family of Sesquiterpenes (1996) (1)
Electrophilic‐Induced Cyclization Reaction of Hexahydroindolinone Derivatives and Its Application Toward the Synthesis of (.+‐.)‐Erysotramidine. (2005) (1)
Lewis acid-promoted alpha-hydroxy beta-dicarbonyl to alpha-ketol ester rearrangement. (2006) (1)
The reaction of α-bromomethylchalcone with sodium hydrogen sulphide (1969) (1)
An Approach to the Cephalotaxine Ring Skeleton Using an Ammonium Ylide/Stevens [1,2]‐Rearrangement. (1998) (1)
[3+2]‐Anionic Electrocyclization Using 2,3‐Bis(Phenylsulfonyl)‐1,3‐Butadiene: trans‐4,7,7‐Tricarbomethoxy‐2‐Phenylsulfonylbicyclo[3.3.0]Oct‐1‐Ene (2003) (1)
Formal Synthesis of (.+-.)-Dendrobine: Use of the Amidofuran Cycloaddition/Rearrangement Sequence. (2001) (1)
Norrish type I behavior in the photochemistry of cyclopropene derivatives (1979) (1)
Synthesis of Substituted 2-Pyridones via the Pummerer Cyclization—Deprotonation—Cycloaddition Cascade of Imidosulfoxides. (1999) (1)
Transmutation of 1,3‐Dipoles. The Conversion of α‐Diazo Ketones into Azomethine Ylides via Carbonyl Ylides. (1992) (1)
On the Use of N-((Trimethylsilyl)methyl)amino Ethers as Capped Azomethine Ylide Equivalents. (1987) (1)
Rhodium(II) Acetate Induced Intramolecular Dipolar Cycloadditions of o‐Carboalkoxy‐α‐diazoacetophenone Derivatives. (1988) (1)
A Tandem Cyclization‐Onium Ylide Rearrangement‐Cycloaddition Sequence for the Synthesis of Benzo‐Substituted Cyclopentenones. (1995) (1)
Tunneling effects in the hydrogen atom transfer reaction of tetrasubstituted cyclopropenes (1980) (1)
SYNTHESIS OF AND BASE-INDUCED REARRANGEMENTS IN THE 1,4-DIAZABICYCLO(4,1,0)HEPT-4-ENE SYSTEM (1975) (1)
Intramolecular 1,4‐Dipolar Cycloadditions of Cross‐Conjugated Heteroaromatic Betaines. Synthesis of Hexahydrojulolidines and Related peri‐ and ortho‐Fused Ring Systems. (1995) (1)
Dipolar Cycloaddition Reaction of Diazoalkanes with Trimethylsilyl Substituted Alkynes. Steric Control of Regiochemistry by the Trimethylsilyl Group. (1990) (1)
Rhodium(II)‐Catalyzed Cyclization of Diazo Thiocarbonyl Compounds for Heterocyclic Synthesis. (1993) (1)
A New Method for the Formation of Octahydroindole Alkaloids via the Intramolecular Diels—Alder Reaction of 2-Amidofurans. (1998) (1)
A Novel Cycloaddition Reaction of α-Diazo-γ-amido Ketones Catalyzed by Rhodium(II) Acetate. Scope and Mechanistic Details of the Process. (1996) (1)
An Approach Towards the Illudin Family of Sesquiterpenes Using the Tandem Cyclization-Cycloaddition Reaction of Rhodium Carbenoids. (1997) (1)
Tandem Cyclization‐Cycloaddition Reaction of Rhodium Carbenoids. Studies Dealing with the Geometric Requirements of Dipole Formation. (1991) (1)
Peri- and Stereoselectivity Effects in the Intramolecular (2 + 2) Cycloaddition Reaction of Phenylsulfonyl-Substituted Allenes. (1993) (1)
Chemoselectivity of Rhodium Carbenoids. A Comparison of the Selectivity for O‐H Insertion Reactions or Carbonyl Ylide Formation versus Aliphatic and Aromatic C‐H Insertion and Cyclopropanation. (1993) (1)
(Nitroaryl)sulfinyl-Substituted Allenes. Novel and Convenient Propargyl Alcohol Synthons in (4 + 2)Cycloaddition Chemistry. (1991) (1)
SYNTHESIS OF THE BENZOTRICYCLO(3.2.0.02,7)HEPTENE RING SYSTEM VIA AN INTRAMOLECULAR (2 + 2) CYCLOADDITION REACTION (1980) (1)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC SYSTEMS PART 56, STUDIES ON THE PHOTOEXTRUSION OF CARBON DIOXIDE FROM THE DELTA(3)-OXAZOLIN-5-ONE SYSTEM (1974) (1)
INTRAMOLECULAR (2 + 2) CYCLOADDITION REACTIONS OF INDENE DERIVATIVES AS A ROUTE TO POLYCYCLIC STRAINED RING SYSTEMS (1980) (1)
The acid catalyzed rearrangement of a cyclopentenone oxide (1965) (1)
Rhodium Carbenoid Mediated Cyclizations. Intramolecular Cyclopropanation and C-H Insertion Reactions Derived from Type II o- Alkynyl Substituted α-Diazoacetophenones. (2010) (1)
Photocycloaddition reactions of a bis-2H-azirine (1977) (1)
Intramolecular Cycloaddition of Isomuenchnones Derived from the Rhodium(II)‐Catalyzed Cyclization of Diazoimides. (1993) (1)
The Rhodium(II) Carbenoid Cyclization—Cycloaddition Cascade of α‐Diazo Dihydroindolinones for the Synthesis of Novel Azapolycyclic Ring Systems. (2008) (1)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC COMPOUNDS PART 50, TAUTOMERIC CONTROL OF THE PHOTOCHEMISTRY OF 3‐PHENYLBENZOFURAN‐2‐ONE (2002) (1)
Rearrangement of Alkynyl and Vinyl Carbenoids via the Rhodium(II)‐ Catalyzed Cyclization Reaction of α‐Diazo Ketones. (1993) (1)
Synthesis of Heterocycles Using Tandem Cyclization Processes. (1999) (1)
A (4 + 1)Annulation Approach to Nitrogen Heterocycles Using 2,3‐Bis‐( phenylsulfonyl)‐1,3‐butadiene and Primary Amines. (1991) (1)
AZA COPE REARRANGEMENTS IN THE CYCLOPROPENYL- AND ALLYL-SUBSTITUTED Δ2-OXAZOLINONE SYSTEMS (1983) (1)
An Isomuenchnone-Based Method for the Synthesis of Highly Substituted 2(1H)-Pyridones. (2000) (1)
Reaction of phenylchlorodiazirine with alkyllithium reagents (1967) (1)
Generation of Thiocarbonyl Ylides from the Rhodium(II)-Catalyzed Cyclization of Diazothiocarbonyl Compounds. (1992) (1)
ChemInform Abstract: Synthesis of Azapolycyclic Systems via the Intramolecular [4 + 2] Cycloaddition Chemistry of 2-(Alkylthio)-5-amidofurans. (2002) (1)
Four-membered rings, with all fused systems containing four-membered rings (1996) (1)
An Unusual Example of a 6‐Endo‐Dig Addition to an Unactivated Carbon‐ Carbon Triple Bond. (1996) (1)
A New Approach to the 1‐Arylnaphthalene Lignans Utilizing a Tandem Pummerer‐Diels‐Alder Reaction Sequence. (1995) (1)
Cycloaddition Methodology. A Useful Entry Towards Biologically Active Heterocycles (2009) (1)
Cycloaddition Reactions of Pyridinium and Related Azomethine Ylides. (2010) (1)
A New β-Carbolinone Synthesis Using a Rh(II)-Promoted [3 + 2]-Cycloaddition and Pd(0) Cross-Coupling/Heck Cyclization Chemistry. (2004) (1)
Utilization of the Antiaromatic 2H-Indol-2-one Ring System for the Synthesis of Substituted Spiro-Oxindoles. (2008) (1)
Utilization of 1,2-Thioalkyl Shifts for Alkaloid Synthesis (2005) (1)
Tandem Cyclization-Cycloaddition Reaction of Rhodium Carbenoids as an Approach to the Aspidosperma Alkaloids. (2010) (1)
Tautomeric control of the photochemistry of 4-phenylchroman-3-one (1975) (1)
Photochemical rearrangement of 5,5-diaryl-2,5-dihydrofurans (1979) (1)
Synthesis of (±)-Cylindricine C (2008) (1)
Palladium‐Catalyzed Cross Coupling Reaction of α‐Allenyl Acetates Under Nonbasic Conditions. (1993) (1)
A Conjugate Addition—Dipolar Cycloaddition Approach Towards the Synthesis of Various Alkaloids (2011) (1)
Triflic Anhydride Mediated Cyclization of 5-Hydroxy-Substituted Pyrrolidinones for the Preparation of α-Trifluoromethylsulfonamido Furans. (2003) (1)
Rhodium(II)‐Catalyzed Cyclization Reactions of Alkynyl‐Substituted . alpha.‐Diazo Ketones. (1991) (1)
1,3‐Dipolar Cycloaddition Chemistry for the Preparation of Novel Indolizinone‐Based Compounds. (2006) (1)
Application of the Tandem Cyclization‐Cycloaddition of Diazo Ketones for the Synthesis of Biologically Active Molecules (1997) (0)
Vinylogous Pummerer Reaction of Amido‐Substituted Sulfoxides as a Method for Preparing Oxindoles and Tetrahydroisoquinolones. (1996) (0)
A New Cyclopentannulation Approach to Bicyclo(3.3.0)octenes Employing a Tandem Michael Addition-(3 + 2)-Anionic Cyclization Sequence. (1994) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING COMPOUNDS. 109. PHOTOCHEMICAL MIGRATORY APTITUDES IN THE DI-Π-METHANE REARRANGEMENT OF 5,5-DIARYL-SUBSTITUTED 2,5-DIHYDROFURANS (1979) (0)
A Flexible Approach Toward Trisubstituted Piperidines and Indolizidines: Synthesis of 6‐epi‐Indolizidine 223A. (2003) (0)
An Efficient Dipolar‐Cycloaddition Route to the Pterosin Family of Sesquiterpenes. (1995) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC COMPOUNDS PART 65, 1,1-CYCLOADDITION FROM A 1,3-DIPOLE (1975) (0)
PHOTOCHEMICAL GENERATION OF DIVALENT CARBON DERIVATIVES. (1966) (0)
Generation and Cycloaddition Reactions of Phenylsulfonyl-Substituted 1,3-Butadienes. (1990) (0)
Photochemistry of Cyclopropene Derivatives. Intramolecular Hydrogen Transfer Reaction of Some 1‐(Alkyl‐Substituted) Cyclopropenes. (1989) (0)
Rhodium Carbenoid-Mediated Cyclizations of o-Alkynyl-Substituted . alpha.-Diazoacetophenones. (1993) (0)
Generation and Trapping of N-Acyliminium Ions Derived from Isomuenchnone Cycloadducts. A Versatile Route to Functionalized Heterocycles. (1999) (0)
1,3-Dipole Cascade. A New Method for Azomethine Ylide Formation. (1989) (0)
(4 + 1)Anionic Annulation Approach to Phenylsulfonyl Substituted Cyclopentenes. (1993) (0)
SYNTHESIS OF POLYCYCLIC RING SYSTEMS VIA INTRAMOLECULAR (2 + 2)-CYCLOADDITION REACTIONS OF CYCLOPROPENE DERIVATIVES (1981) (0)
New Synthetic Route to 2-Pyridones and Its Application Toward the Synthesis of (.+-.)-Ipalbidine. (1997) (0)
Preparation and Reactivity of Arylsulfonyl-Substituted Cyclopropenes. (1991) (0)
Cycloaddition of Nitrones with Allenes. An Example of Steric Control of Regiochemistry. (1988) (0)
STUDIES DEALING WITH THE CYCLOREVERSION REACTIONS OF PHENYL-SUBSTITUTED 2,3-DIAZABICYCLO(3.1.0)HEX-2-ENES (1983) (0)
Bimolecular Cycloaddition Reactions of Isomuenchnones Derived from the Rhodium(II) Catalyzed Cyclization of Diazo Pyrrolidinones. (2010) (0)
Carbonyl Ylide Formation from the Rhodium(II) Acetate-Catalyzed Reaction of Keto α-Diazoacetate Derivatives. (1989) (0)
Introduction to Heteroatom Analogues of Aldehydes and Ketones (2005) (0)
Catalytic Decomposition of Diazo Compounds as a Method for Generating Carbonyl‐Ylide Dipoles (2005) (0)
Synthesis of the Pyrrolidine Ring System by Radical Cyclization. (1986) (0)
Cycloaddition Chemistry of Anhydro‐4‐hydroxy‐1,3‐thiazolium Hydroxides (Thioisomuenchnones) for the Synthesis of Heterocycles. (1995) (0)
Total Synthesis of (.+-.)-Stenine Using the IMDAF Cycloaddition of a 2-Methylthio-5-amido-substituted Furan. (2002) (0)
Additions and Corrections - Photoisomerization about the Carbon-Nitrogen Double Bond of an Oxime Ether (1972) (0)
Intramolecular Cycloaddition Reactions of Oximes with Vinyl Sulfones. (1988) (0)
Cyano-O-silylhydroxylamines as Nitrone Blocking Groups. (1986) (0)
PHOTOCYCLOADDITION IN THE BETA-NAPHTHYL-SUBSTITUTED AZIRINE SYSTEM (1974) (0)
KINETICS OF REACTION OF ELECTRON-POOR OLEFINS WITH NITRILE YLIDES PRODUCED FROM LASER FLASH PHOTOLYSIS OF SUBSTITUTED AZIRINES (1983) (0)
Tandem (3 + 2)Cycloaddition (2,3)Sigmatropic Rearrangement Reaction of Allenyl Sulfoxides with Nitrones. (1989) (0)
INTRAMOLECULAR 1,1-CYCLOADDITION OF NITRILIMINES AS A ROUTE TO BENZODIAZEPINES AND CYCLOPROPA(C)CINNOLINES (1981) (0)
Site Selectivity in the Rhodium(II)-Catalyzed Reaction of α- Diazoimides. Ligand and Substituent Effects. (1997) (0)
Synthesis of Novel Bicyclic Nitrogen Heterocycles by the Intramolecular Dipolar Cycloaddition Reaction of Nitrones with Allenes and Alkynes. (1995) (0)
Silver(I) induced rearrangement of the benzotricyclo[3.2.0.02,7]heptene ring system (1981) (0)
Tandem Pummerer/Mannich Cyclization Cascade of α-Sulfinylamides as a Method to Prepare Aza-Heterocycles. (2003) (0)
ChemInform Abstract: A New Method for the Preparation of 2-Thio Substituted Furans by Methylsulfanylation of γ-Dithiane Carbonyl Compounds. (2002) (0)
3‐Phenyl‐2H‐Azirine‐2‐Carboxaldehyde (2003) (0)
Use of 2,3-Bis(phenylsulfonyl)-1-propene as a Multicoupling Reagent. (2010) (0)
Carbonyl Ylide Formation from the Rhodium(II) Acetate: Catalyzed Reaction of an α-Diazo Ketone. (1988) (0)
Synthesis of Polysubstituted Anilines Using the Diels-Alder Reaction of Methyl 5-Aminofuroate. (1996) (0)
Synthesis of Aza-Substituted Polycycles via Rhodium(II) Carboxylate-Induced Cyclization of Diazo Imides. (1990) (0)
Utilization of a Michael Addition: Dipolar Cycloaddition Cascade for the Synthesis of (.+‐.)‐Cylindricine C. (2008) (0)
環状付加化学におけるアレン等価体として2,3‐ビス(フェニルスルホニル)‐1‐プロペンの利用 (1988) (0)
Dipolar Cycloaddition Reaction of (Phenylsulfonyl)propadiene with Nitrones and Alkylation Studies of the Cycloadducts. (1986) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING CARBONYL COMPOUNDS PART 60, PHOTOCHEMISTRY OF CARBONYL COMPOUNDS THROUGH THE ENOL FORM, INVOLVEMENT OF A CYCLOPROPANONE INTERMEDIATE IN THE PHOTOREARRANGEMENT OF 4‐CARBOMETHOXY‐3‐CHROMANONE (2002) (0)
CESIUM FLUORIDE-INDUCED DESILYLATION REACTION OF IMMONIUM SALTS DERIVED FROM VINYLOGOUS AMIDES (1984) (0)
Using the Pummerer Cyclization—Deprotonation—Cycloaddition Cascade of Imidosulfoxides for Alkaloid Synthesis. (2000) (0)
Diastereofacial Selectivity in Azomethine Ylide Cycloaddition Reactions Derived from Chiral α-Cyanoaminosilanes. (1985) (0)
A Facile Synthesis of 5-Alkoxypyrrol-2(5H)-ones Using a Modified aza-Achmatowicz Oxidation. (2009) (0)
On the photochemistry of an amino-acrylophenone derivative (1968) (0)
Photochemical Rearrangement of 8-Oxabicyclo(3.2.1)oct-6-en-2-ones (I), (VIII), (XI). (1989) (0)
Use of 2,3‐Dibromo‐1‐(phenylsulfonyl)‐1‐propene as a Reagent for the Synthesis of Annulated Furans. (1991) (0)
Rhodium(II)-Catalyzed Cyclizations of α-Diazo Substituted Alkynes. A New Mode of Reaction. (1992) (0)
Tandem Cyclization-Cycloaddition Reactions of α-Diazoacetophenone Derivatives. (1986) (0)
Synthesis of the Benzazepin-4-one Ring System via Dipolar Cycloaddition of N-Phenylnitrones with Activated Allenes. (1989) (0)
Heterocyclic Synthesis via the Tandem Thionium/N‐Acyliminium Ion Cascade. (1999) (0)
The Tandem Pummerer-Isomuenchnone Route to (.+-.)-Pumiliotoxin C. (1997) (0)
A Short Synthesis of (.+-.)-Alloyohimbane via a Thioisomuenchnone-Based Intramolecular Dipolar Cycloaddition Reaction. (1998) (0)
UTILIZATION OF THE 1,4-CONJUGATED WITTIG REACTION FOR THE SYNTHESIS OF SUBSTITUTED 1,3-CYCLOHEXADIENES (1974) (0)
RESUME (Dedicated to Dr. Albert Padwa on his 75th birthday) (2012) (0)
INTRODUCTION TO THE SERIES: AN EDITOR'S FOREWORD (1993) (0)
New Application of the Pummerer Reaction of Imidosulfoxides for the Generation of Mesoionic Dipoles. (1997) (0)
Utilization of Phenylthio Substituted Amines for the Synthesis of Pyrrolidines. (1986) (0)
A high yielding oxidation method for the preparation of substituted 2,3-dihydro-4-pyridones from 4-piperidones (2008) (0)
Cyclization—Cycloaddition Cascades for the Construction of Azapolycyclic Ring Systems. (2002) (0)
A Dipolar Cycloaddition Approach to Pyrrolo(1,2-a)indoles Using N-((Trimethylsilyl)methyl)-Substituted Indoles. (1989) (0)
AChemistryCascade:FromPhysicalOrganicStudiesofAlkoxyRadicals to Alkaloid Synthesis † (2009) (0)
Cycloaddition of (Phenylsulfonyl)-1,2-propadienes with Diazomethane. Novel Rearrangement Reactions of the Resulting Cycloadducts. (1993) (0)
Azomethine Ylide Generation via the Dipole Cascade. (1992) (0)
Carbene and Silicon Routes Toward a Simple Nitrile Ylide. Spectroscopic, Kinetic and Chemical Characterization. (1986) (0)
Synthesis of Heterocycles Using Tandem Cyclization Processes (2001) (0)
Tandem Diels‐Alder N‐Acyliminium Ion Cyclization Reactions. A New Entry into the Erythrinane Skeleton. (1996) (0)
Stereoselective Synthesis of 2,5,6‐Trisubstituted Piperidines. (2002) (0)
(3 + 2)Cyclization-Elimination Route to Cyclopentenyl Sulfones Using ( Phenylsulfonyl)-1,2-propadienes. (1992) (0)
2,3-Bis(phenylsulfonyl)-1,3-butadiene: Substrate for Michael Donor/ Acceptors in a Novel Synthesis of Fused Cyclopentenes. (1996) (0)
A New Synthesis of γ-Lactams Based on the Reaction of Vinyl Sulfilimines with Dichloroketene. (2005) (0)
Chemical Reactivity and Configurational Properties of Cyclopropyl Carbanions Derived from a Silyl Sulfonyl Substituted Cyclopropene. (1988) (0)
Carbene and Silicon Routes as Methods for the Generation and Dipolar Cycloaddition Reactions of Methyl Nitrile Ylide. (1987) (0)
THE PHOTOCHEMISTRY OF EPISULFIDES (1973) (0)
Studies Dealing with the Alkylation - (1,3)Rearrangement Reaction of Some Phenylthio-Substituted Allylic Sulfones. (1990) (0)
Carbonyl Ylide Formation from the Rhodium-Catalyzed Reaction of α -Diazo Ketones (1996) (0)
Tunable Regioselectivity Associated with the Reaction of 2,3-Dihalo-1-( phenylsulfonyl)-1-propenes with Ambident Nucleophilic Reagents. (1992) (0)
1,3-Dipolar Cycloadditions of Nitrones Derived from the Reaction of Acetylenes with Hydroxylamines. (1987) (0)
Details Associated with the Bimolecular 1,4-Dipolar Cycloaddition Reaction of Cross-Conjugated Heteroaromatic Betaines. (1995) (0)
1,3‐Dipolar Cycloaddition Chemistry of 2,3‐Bis(phenylsulfonyl)‐1,3‐ diene with Diazoalkanes. (1995) (0)
Metallocarbenoid‐Induced Cyclizations of Acetylenic Diazo Carbonyl Compounds (2000) (0)
A new synthesis of gamma-lactams based on the reaction of vinyl sulfilimines with dichloroketene. (2005) (0)
A New and Convenient Synthesis of 2‐Amidofurans Using the Jacobi Bis‐heteroannulation Method. (1999) (0)
Cycloadditions. Part 41. Conversion of Unsaturated Alcohols into Functionalized Tetrahydrofurans and Tetrahydropyrans via Nitrile Oxide Dipolar Cycloadditions. (1990) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING CARBONYL COMPOUNDS PART 54, PHOTOCHEMISTRY OF CARBONYL COMPOUNDS THROUGH THE ENOL FORM, STUDIES ON THE PHOTOREARRANGEMENT OF 3-CARBOMETHOXYISOCHROMANONE (1974) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING HETEROCYCLIC COMPOUNDS PART 69, GENERATION OF 2-PHENYLAZIRINYLIDENE FROM THE PHOTOLYSIS OF 2-PHENYL-1-AZASPIRO(2.2)PENT-1-ENE (1975) (0)
An Aza-Wittig/π-Furan Cyclization Approach Toward the Homoerythrina Alkaloid (.+-.)-Selaginoidine. (2005) (0)
Application of the 2,3-Sigmatropic Rearrangement of β-Sulfonyl Acetylenic Carbinols Toward the Synthesis of 1,4-Bis(phenylsulfonyl)-1, 3-butadienes. (1993) (0)
Reaction of 2-Diazopropane with an Arylsulfonyltrimethylsilyl Substituted Alkene. Steric Control of Regiochemistry by the Trimethylsilyl Group. (1988) (0)
Benzaldehyde Oxime as a 1,3-Dipole Chameleon. (1988) (0)
Heterocyclic Synthesis via the Reaction of Nitrones and Hydroxylamines with Substituted Allenes. (1989) (0)
Synthesis of Cyclopentenyl Sulfones via the (3 + 2) Cyclization-Elimination Reaction of (Phenylsulfonyl)allene. (1988) (0)
Cycloadditions. Part 38. Formation of Functionalized Cyclic Ethers by Intramolecular Nitrile Oxide Cycloadditions. (1989) (0)
Tandem Pummerer Diels-Alder Sequence for the Preparation of α- Thio Substituted Naphthalene Derivatives. (1995) (0)
Synthesis of exo- and endo-Brevicomin via the Rhodium Acetate-Catalyzed Cycloaddition Reaction of 1-Diazo-2,5-hexanedione. (1989) (0)
Silyl-Substituted Cyanoamines as Reagents for Heterocyclic Synthesis. (1987) (0)
2,3‐Dibromo‐1‐(Phenylsulfonyl)‐1‐Propene as a Versatile Reagent for the Synthesis of Furans and Cyclopentenones: 2‐Methyl‐4‐[(Phenyl‐Sulfonyl)Methyl]Furan and 2‐Methyl‐3‐[(Phenylsulfonyl)Methyl]‐2‐Cyclopenten‐1‐One (2003) (0)
Generation and Cycloaddition Reactions of Transient Alkyl-Substituted Anhydro-4-hydroxythiazolium Hydroxides. (1993) (0)
Intramolecular Cycloaddition Reactions of Furo[3,4‐b]indoles for Alkaloid Synthesis. (2014) (0)
PHOTOCHROMIC AZIRIDINES, ON THE PHOTOCHEMICAL VALENCE TAUTOMERIZATION AND CYCLOADDITION REACTIONS OF A SUBSTITUTED INDANO(1,2-B)AZIRIDINE (1975) (0)
π-Facial Diastereoselection in [3 + 2] Cycloadditions of Isomtnchnone Dipoles. (1998) (0)
UTILIZATION OF VINYLSILANES IN (4+2)-CYCLOADDITION REACTIONS (1984) (0)
8H‐Anhydro‐4‐hydroxy‐2‐oxo‐1,3‐thiazinium hydroxides as Mesoionic 1,4‐ Dipoles. (1995) (0)
Nucleophilic Substitution Reactions of 1-Sulfonyl Substituted Cyclopropenes with Alkyl Lithium Reagents. (1987) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF CYCLOPROPENE DERIVATIVES (1980) (0)
Generation and Subsequent Cycloaddition Chemistry of α-Amino Isobenzofurans Formed by Cationic Cyclization. (1996) (0)
INTRAMOLECULAR 1,3-DIPOLAR CYCLOADDITION REACTIONS (1976) (0)
Studies Dealing with Cycloaddition and Sigmatropic Reactions of Cyclopropenyl-Substituted Indenes. (1991) (0)
Novel rearrangements resulting from the action of hydrazines on cis-dibenzoylstileene oxide (1968) (0)
Cycloadditions. Part 37. Molecular Mechanics Calculations and the Stereochemical Course of Intramolecular Dipolar Cycloadditions of Nitrile Oxides. (1989) (0)
Tandem Cyclization-Cycloaddition Reaction of Rhodium Carbenoids. Scope and Mechanistic Details of the Process. (1990) (0)
Metal-Substituted Diazo Esters as Substrates for Cross Coupling Reactions. (2010) (0)
Explorations on the total synthesis of (±)-isoschizogamine using an intramolecular 1,4-dipolar cycloaddition strategy (2009) (0)
MASS SPECTRA OF 9-HETEROBICYCLO(3,3,1)NON-6-EN-2-ONES AND RELATED SYSTEMS (1973) (0)
Silver Tetrafluoroborate-Induced Reaction of Trimethylsilyl Enol Ethers with 2,3-Diiodo-1-(phenylsulfonyl)-1-propene as a Method for Preparing Substituted Furans. (2010) (0)
Copper‐Catalyzed Amidations of Bromo Substituted Furans and Thiophenes. (2010) (0)
Total Synthesis of (.+-.)-Jamtine Using a Thionium/N-Acyliminium Ion Cascade. (2002) (0)
GENERATION OF OXAZOLIUM AND THIAZOLIUM METHYLIDES BY A CESIUM FLUORIDE-INDUCED DESILYLATION REACTION (1985) (0)
A Novel Sequential Aminodiene Diels—Alder Strategy for the Rapid Construction of Substituted Analogues of Kornfeld′s Ketone. (2003) (0)
Steady-State and Laser Photolysis Studies of Substituted 2 H-Azirines . Spectroscopy , Absolute Rates , and Arrhenius Behavior for the Reaction of Nitrile Ylides with Electron Deficient Olefinst (2001) (0)
Cycloadditions. Part 46. Thermally-Induced Intramolecular Oxime Olefin Cycloadditions (IOOC) Leading to N-Bridgehead Systems. Stereochemistry and Molecular Mechanics Calculations. (1991) (0)
Stereo and Electronic Effects in the Rhodium(II)‐Mediated Synthesis of Polycyclic Lactones and Lactams from α‐Diazo Ester and Amide Precursors. (1993) (0)
Allylic 1,3‐Rearrangement of Thiophenyl Substituted Sulfones. (1987) (0)
Study of the Thermal Transformation of 5‐exo‐Methyleneisoxazolidines to 3‐Pyrrolidinones. (1988) (0)
SYNTHESIS AND RING-OPENING REACTIONS IN THE 1,3′-BICYCLOPROPENYL SERIES (1984) (0)
Alkylation Reactions of 3‐(Phenylsulfonyl)methyl Substituted Cyclopentenones. (1998) (0)
Intramolecular Munchnone Cycloadditions: Preparation and Chemistry of the Intramolecular Dipolar Cycloadducts. (1986) (0)
Single-Electron-Transfer Pathway in the Coupling of Cyclopropenyl Cations with Organometallic Reagents. (1988) (0)
Stereochemical Aspects of the Iodine(III)‐Mediated Aziridination Reaction of Some Cyclic Allylic Carbamates. (2002) (0)
Formation of Polysubstituted 1,2,5,6‐Tetrahydropyridines from the (4 + 2)Cycloaddition Reaction of Bis(phenylsulfonyl)butadienes with Aryl Imines. (1991) (0)
Rhodium(II)-Catalyzed Intramolecular Dipolar Cycloaddition Reactions of Carbonyl Ylides. Computational and Empirical Studies of the Regio- and Chemoselective Effect of Catalyst Ligand. (1993) (0)
Intramolecular Addition to an Unactivated Carbon‐Carbon Triple Bond via an Apparent 6‐Endo Digonal Pathway. (1995) (0)
Intramolecular (4 + 2)Cycloaddition Chemistry of Some 1,3-Dienyl-Substituted Cyclopropenes. (1990) (0)
IMDAF Cycloaddition as a Method for the Preparation of Pyrrolophenanthridine Alkaloids. (1998) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING COMPOUNDS. 116. PHOTOCHEMISTRY OF F CYCLOPROPENE DERIVATIVES. SYNTHESIS OF THE TRICYCLO(2.2.0.02,6)HEXANE RING SYSTEM VIA A PHOTOSENSITIZED (2 + 2) CYCLOADDITION REACTION (1982) (0)
Alkylation Studies of 5-exo-Methylene Substituted Isoxazolidines. (1988) (0)
PHOTOCHEMICAL TRANSFORMATIONS OF SMALL RING CARBONYL COMPOUNDS PART 68, PHOTOCHEMICAL REARRANGEMENT IN THE 2(5H)-FURANONE SYSTEM (1975) (0)
CYCLOADDITIONS OF NON-STABILIZED AZOMETHINE YLIDES AND QUINONES. SYNTHESIS OF THE RENIERA ISOINDOLE (1985) (0)
CONTROL OF REGIOSELECTIVITY IN THE INTRAMOLECULAR CYCLOADDITION REACTION OF AN OLEFINIC P-TOLYLSULFONYLHYDRAZONE (1980) (0)
Acyclic Stereocontrol in [3 + 2]‐Cycloadditions of Amino Acid Derived Isomuenchnone Dipoles. (1998) (0)
π-Cyclization Reactions of Thio N-Acyliminium Ions for Heterocyclic Synthesis. (1998) (0)
Rhodium Carbenoid-Induced Cycloadditions of Substituted 1-Diazo-2,5-pentanediones. (1988) (0)
Tandem Dipolar Cycloaddition‐Mannich Cyclization as an Approach to Tricyclic Nitrogen Heterocycles. (1997) (0)
Peracid Oxidation of 4-Isoxazolines as a Method for the Preparation of α,β-Unsaturated Carbonyl Compounds. (1988) (0)
Tandem Cyclization-Cycloaddition Reaction of Rhodium Carbenoids. Studies Dealing with Intramolecular Cycloadditions. (1993) (0)
Synthesis of Cycloalkenones via the Intramolecular Cyclopropanation of Furanyl Diazo Ketones. (1987) (0)
Patent Number : ( 45 ) Date of Patent : 5 , 126 , 461 Jun . 30 , 1992 C 4 H 8 Isomers " (2017) (0)
Intramolecular 1,4‐Dipolar Cycloaddition of Cross‐Conjugated Heterocyclic Betaines. A New Route to Hexahydrojulolidines and Related Peri‐Fused Ring Systems. (1994) (0)
Use of 2,3-Di(phenylsulfonyl)-1-propene as an Allene Equivalent in Cycloaddition Chemistry. (1988) (0)
Intramolecular 1,4-Dipolar Cycloaddition Reaction of Thiazinium Betaines for the Construction of Aza-, Diaza-, and Polyaza- Heterocyclic Ring Systems. (1995) (0)
Synthesis of Oxabicyclic Ring Systems via a Tandem Rh(II)-Catalyzed Cyclization-Cycloaddition Sequence. (1994) (0)
Construction of Bicyclic Tetrahydroisoquinolinones by Combination of an IMDAF-Ring Cleavage Reaction of N-Allyl-2-furan-2-yl-acetamides. (2000) (0)
Rhodium(II)-Catalyzed Cyclization of 2-Alkynyl 2-Diazo-3-oxobutanoates as a Method for Synthesizing Substituted Furans. (1993) (0)
Domino Reactions of Rhodium(II) Carbenoids for Alkaloid Synthesis (2010) (0)
EVIDENCE FOR A 1,3‐SIGMATROPIC REARRANGEMENT OF A NITRILE N‐BENZYLIMIDE TO A C‐BENZYL‐SUBSTITUTED DIAZOALKANE (1981) (0)
ON THE STEREOCHEMICAL ASPECTS OF THE 1,1-CYCLOADDITION REACTION OF DIAZO ALKENES (1981) (0)
ALKYNE FUNCTIONALIZATIONS AS TOOLS FOR HETEROCYCLIC SYNTHESIS (2010) (0)
AN UNUSUAL EXAMPLE OF 1,1-CYCLOADDITION REACTION OF A DIAZO ALKANE (1980) (0)
Synthetic Application of Cyanoaminosilanes as Azomethine Ylide Equivalents. (1986) (0)
Cyclization—Cycloaddition Cascade of Rhodium Carbenoids Using Different Carbonyl Groups. Highlighting the Position of Interaction. (2000) (0)
Preparation of Chlorophenyldiazirine and Thermal Generation of Chlorophenyl Carbene: 1,2‐Diphenyl‐3‐methylcyclopropene (2003) (0)
Alternatives to α-Diazo Ketones for Tandem Cyclization- Cycloaddition and Carbenoid-Alkyne Metathesis Strategies. Novel Cyclic Enol-Ether Formation via Carbonyl Ylide Rearrangement Reactions. (1993) (0)
Application of Nitrogen Ylide Cyclizations for Organic Synthesis (1999) (0)
Tandem Pummerer‐Diels‐Alder Reaction Sequence. A Novel Cascade Process for the Preparation of 1‐Arylnaphthalene Lignans. (1996) (0)
Generation of Vinylcarbenes by the Intramolecular Addition of α-Diazo Ketones to Acetylenes. (1990) (0)
A Study of the Rearrangement Chemistry of Alkynylcarbenes. (1991) (0)
Azomethine Ylide Generation via the Rhodium(II)-Induced Cyclization Reaction of Oximino α-Diazo Ketones. (1990) (0)
P-78 Dichloroketene-Induced Cyclization of Vinyl Sulfilimine : Application of the Method in the Synthesis of (±)-Desoxyeseroline (2006) (0)
THE PHOTOSENSITIZED REARRANGEMENT OF ARYL-SUBSTITUTED TRICYCLO(2.2.0.02,6)HEXANES TO BICYCLO(3.1.0)HEX-2-ENES (1979) (0)
(2,3)-Sigmatropic Rearrangement of Sulfur Ylides Derived from Trimethylsilyl Sulfonium Salts. (1987) (0)
AZA‐CLAISEN REARRANGEMENTS IN THE 2‐ALLYLOXY SUBSTITUTED OXAZOLE SYSTEM (1982) (0)
Significance of the Anomeric Effect on the Configurational Stability of Cyclopropyl Carbanions. (1986) (0)
Rearrangement of o‐Alkynyl Substituted α‐Diazoacetophenones. Conversion to β‐Naphthols via Arylketene Intermediates. (1992) (0)
A Practical and Efficient Synthesis of a-Diazo Alkynyl Substituted Esters (1997) (0)
STUDIES DEALING WITH THE DIPOLAR CYCLOADDITION REACTIONS OF 2‐DIAZO‐4,5‐DICYANOIMIDAZOLE (1984) (0)
Synthesis of Tricyclic Nitrogen Compounds via a Tandem Cyclization‐ Cycloaddition‐Cationic Cyclization Sequence. (1995) (0)
Ligand Effects in the Rhodium(II)-Catalyzed Reactions of α- Diazoamides. Oxindole Formation is Promoted by the Use of Rhodium(II) Perfluorocarboxamide Catalysts. (1994) (0)
Synthesis of Vinylic and Cyclic Sulfones via a Radical Addition Elimination Sequence. (2010) (0)
Cycloalkenone Formation by the Intramolecular Addition of an α-Diazoketone to an Acetylenic π-Bond. (1989) (0)
Isoxazoline Oxidation. An Efficient Method for the Preparation of α,β-Unsaturated Carbonyl Compounds. (1987) (0)
Synthesis of the Perhydroindole Nucleus by a Pummerer/Mannich Induced Cyclization Cascade. (1999) (0)
Synthesis of Novel Azolo[1,2,3,5]thiatriazines. (2005) (0)
Photochemical rearrangement in the 1,5-diazabicyclo[5,1,0]octa-3,5-diene system (1972) (0)
RECENT DEVELOPMENTS OF THE IN THE AREA OF ANNULATED DURANS. A REVIEW (1991) (0)
An aza‐Achmatowicz Approach Toward the Hydroxylated Piperidine Alkaloids (.+‐.)‐Azimic Acid and (.+‐.)‐Deoxocassine. (2005) (0)
CYCLOADDITION OF 3-PHENYLSYDNONE WITH CYCLOOCTATETRAENE (1982) (0)
Synthesis of 2,4‐Disubstituted Pyrroles by Rearrangements of 2‐Furanyl Carbamates. (2009) (0)
Additive Pummerer Reaction of Heteroaromatic Sulfilimines with Carbon Nucleophiles. (2006) (0)
Reaction of Hydrazonyl Chlorides and Carboalkoxymethylene Triphenylphosphoranes to Give 5-Alkoxy Substituted Pyrazoles. (1988) (0)
PHOTOCHEMICAL REARRANGEMENT OF 2,5-DIPHENYL-3(2H)-FURANONE (1976) (0)
Cascade Reactions of Carbonyl Ylides for Heterocyclic Synthesis (2009) (0)
THE (6+4) PHOTOCYCLOADDITION OF 3-PHENYL-2,2-DIMETHYL-2H-AZIRINE TO FULVENES (1978) (0)
Intramolecular Cycloaddition of Isomuenchnone Dipoles to Heteroaromatic π-Systems. (1995) (0)
Utilization of Some Novel Cascade Reactions for the Synthesis of Various Hydroxylated Phenanthridones (2006) (0)
Epoxidation studies of N-diarylmethylene-benzamides (1965) (0)
Silyl Group Transfer in the Cycloaddition Reactions of Silyliminium Salts Derived from Aryl-Substituted Oximes. (1990) (0)
Cycloaddition Methodology: A Useful Entry Towards Heterocyclic Systems (2010) (0)
The Thionium/N-Acyliminium Ion Cyclization Cascade as a Strategy for the Synthesis of Azapolycyclic Ring Systems. (2001) (0)
AZIRINE PHOTOCHEMISTRY, CYCLIZATION OF 2-STYRYL-2H-AZIRINES TO BENZAZEPINES (1974) (0)
Deuterium Isotope Effects in the Intramolecular Hydrogen-Transfer Reactions of Some 1-Alkyl Substituted Cyclopropenes. (1987) (0)
Intramolecular Cycloaddition Reaction of Isomuenchnones Derived from N‐ Alkenyl Substituted Diazoimides. (1996) (0)
Efficient Synthesis of (.+-.)-Erysotramidine Using an NBS-Promoted Cyclization Reaction of a Hexahydroindolinone Derivative. (2004) (0)
A Facile and Efficient Synthesis of Thieno(2,3‐c)furans and Furo(3,4‐b) indoles via a Pummerer‐Induced Cyclization Reaction. (1997) (0)
Recent Advances in the Cycloaddition Chemistry of Isomuenchnones and Thioisomuenchnones, an Under-Utilized Class of Mesoionic Compounds. (1994) (0)
The photosensitized rearrangement of aryl-substituted tricyclo[2.2.0.02,6]hexanes to bicyclo[3.1.0]hex-2-enes (1979) (0)
Model Studies Directed Toward the Total Synthesis of (.+-.)-Ribasine. A Tandem Cyclization—Cycloaddition Route Leading to the Core Skeleton. (1999) (0)
A New Route to Disubstituted Cyclopentenones Using 2,3‐Dibromo‐1‐( phenylsulfonyl)‐1‐propene as a Pivotal Reagent. (2010) (0)
Intramolecular (3 + 2)Cycloaddition of Nitrones with Allenes and Alkynes. (1993) (0)
Gold‐Catalyzed Cycloisomerization of N‐Propargylindole‐2‐carboxamides: Application Toward the Synthesis of Lavendamycin Analogues. (2008) (0)
Synthesis of Polyheterocyclic Ring Compounds by the Intramolecular Cycloaddition of N‐Alkenyl Substituted Diazoimides. (1995) (0)
Intramolecular cycloaddition reaction of bromo and nitro substituted furanyl amides (2006) (0)
Configurational Properties and Chemical Reactivity of Mono and Dianions Derived from Aryl 2-Alkoxyvinyl Sulfones. (1988) (0)
An Efficient Synthesis of Furyl Sulfonamides from the Reaction of Furan with in situ Generated N-Tosyl Imines. (2003) (0)
Application of Radical Cyclization Studies Toward Assemblage of the D-ring of the Aspidosperma Alkaloid Skeleton (2003) (0)
An Expedient Synthesis of epi-Eburnamenine via an Intramolecular 1,4- Dipolar Cycloaddition Reaction (1996) (0)
Synthesis of Furo[3,4-c]furans Using a Rhodium(II)-Catalyzed Cyclization/Diels—Alder Cycloaddition Sequence. (2003) (0)
Cyclic Carbonyl Ylide Formation from the Rhodium(II) Acetate-Catalyzed Reaction of 1-Diazoalkanediones. (1989) (0)
On the mechanism of the photoisomerization reaction of aryl substituted indenes (1980) (0)
Six‐ versus Five‐Membered Ring Formation in Radical Cyclizations of 7‐Bromo‐Substituted Hexahydroindolinones. (2004) (0)
Intramolecular Cyclopropanation Reaction of Furanyl Diazo Ketones. (1989) (0)
Ligand Effects in the Rh(II) Catalyzed Reaction of α-Diazo Ketoamides. (2005) (0)
Site Selectivity in the Reactions of Various 1,3-Dipoles with (Phenylsulfonyl)-1,2-propadiene. (1988) (0)
Intramolecular [4 + 2]‐Cycloaddition Reactions of Cyclic 2‐Thiomethyl‐5‐amidofurans. (2001) (0)
Periselectivity in the Base-Catalyzed Intramolecular (2 + 2)- Cycloaddition Reaction of 3-Phenylsulfonyl-Substituted Propynes. (1995) (0)
2,3-Bis(phenylsulfonyl)-1,3-butadiene as a Reagent for the Synthesis of the Azatricyclic Core (IX) of (.+-.)-Halichlorine. (2010) (0)
Cycloadditions. Part 36. A Novel Method of Ring Formation with Functionalized Angular Methyl Groups. Limitations and MM2 Calculations. (1988) (0)
DIELS-ALDER CYCLOADDITIONS OF 1,3,4-OXADIAZIN-6-ONES WITH ELECTRON RICH PI SYSTEMS (1985) (0)
The Reaction of Cyclic Carbinol Amides with Triflic Anhydride as a Method to Prepare α-Trifluoromethyl-Sulfonamido Furans. (2003) (0)
SILVER(I) INDUCED REARRANGEMENT OF THE BENZOTRICYCLO(3.2.0.02,7)HEPTENE RING SYSTEM (1981) (0)
Electrophilic Aromatic Substitution on Pyridine Rings. Intramolecular Cyclization Using N‐Acyliminium Ions. (1997) (0)
The Cooxidation of Conjugated Enynes. A Convenient Synthesis of β- Sulfoxy Acetylenic Carbinols. (1993) (0)
Cycloaddition and Cyclization Reactions of Unsaturated Sulfones in Organic Synthesis (1992) (0)
Use of 2,3‐Bis(phenylsulfonyl)‐1,3‐butadiene as a Reagent for the Synthesis of Azapolycyclic Ring Systems (2013) (0)
Synthesis of (±)-Strychnine (2007) (0)
Preparation of Oxygenated Heterocycles via the Cyclization Reaction of α‐Diazo‐Substituted Alkynes. (1992) (0)
2,3-Dihalo-1-(phenylsulfonyl)-1-propenes as Versatile Reagents for the Synthesis of Annulated Furans and Cyclopentenones. (1992) (0)
Intramolecular Cycloaddition Reaction of Mesoionics Derived from the Rhodium(II)‐Catalyzed Cyclization of Diazoimides. (1994) (0)
Recent Developments in the Area of Annulated Furans. A Review (1992) (0)
Photochemistry of Cyclopropene Derivatives. Part 34. Photocycloaddition Reactions of 2-Alkenyl-Substituted Cyclopropenes. (1989) (0)
Additions and Corrections - Photochemical Transformations of Small Ring Carbonyl Compounds. XXX. Electron Transfer in the Photochemistry of Azetidinyl Ketones (1971) (0)
Cycloaddition—Rearrangement Sequence of 2-Amido Substituted Furans as a Method of Synthesizing Hexahydroindolinones. (2010) (0)
A Study of the 5-exo-Methylene Isoxazolidine to 3-Pyrrolidinone Rearrangement. (1987) (0)
Cyclization Reactions of 2,3‐Bis(phenylsulfonyl)‐1,3‐butadiene with Various Carbanions. A (4 + 1) Anionic Annulation Approach to Phenylsulfonyl‐Substituted Cyclopentenes. (1994) (0)
Rh(I)-Catalyzed Ring Opening of an IMDAF-Derived Oxabicyclo Cycloadduct as the Key Step in the Synthesis of (.+-.)-epi-Zephyranthine (I). (2004) (0)
The Uncatalyzed Diels-Alder Reaction of Imines with Bis(phenylsulfonyl)-Substituted Dienes. (1990) (0)
Cycloaddition Chemistry of 1,3- and 2,3-Bis(phenylsulfonyl) 1,3-Dienes with Enamines and Ynamines. (1992) (0)
Inter‐ and Intramolecular Reactions of Indol‐2‐yl Carbenes and Related Species. Preparation of 1,1a,2,8b‐Tetrahydroazirino(2′,3′:3,4)pyrrolo( 1,2‐a)indoles. (1991) (0)
Ligand-Induced Selectivity in the Rhodium(II)-Catalyzed Reactions of . alpha.-Diazo Carbonyl Compounds. (1996) (0)
Synthesis of (±)-Aspidophytine (2007) (0)
Synthesis of 3-Pyrrolines via a (4 + 1)Annulation Strategy. (1988) (0)
Tandem Addition‐Cycloaddition Reaction of Oximes with 2,3‐Bis( phenylsulfonyl)‐1,3‐butadiene as a Method for 4‐Piperidone Synthesis. (1991) (0)
A Novel Trimethylsilyl Triflate Promoted Annulation of N- Acetoacetylated Alkenyl Amides. (1995) (0)
A Comparative Study of the Decomposition of o‐Alkynyl‐Substituted Aryl Diazo Ketones. Synthesis of Polysubstituted β‐Naphthols via Arylketene Intermediates. (1994) (0)
Bimolecular (4 + 2)Cycloaddition Reactions of Cross Conjugated Betaines with Electron Rich π-Systems. (1994) (0)
Cycloaddition Chemistry of 2-Vinyl-Substi-tuted Indoles and Related Heteroaromatics (2005) (0)

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What Schools Are Affiliated With Albert Padwa?

Albert Padwa is affiliated with the following schools:

University of California, Berkeley
Emory University
Stanford University