Krishna C. Majumdar

Krishna C. Majumdar's AcademicInfluence.com Rankings

Krishna C. Majumdar

Chemistry

#4022

World Rank

#5078

Historical Rank

Organic Chemistry

#643

World Rank

#737

Historical Rank

chemistry Degrees

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Chemistry

Krishna C. Majumdar's Degrees

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

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Krishna C. Majumdar'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

Strand scission of DNA by bound adriamycin and daunorubicin in the presence of reducing agents. (1977) (259)
Tilapia stock identification using electrophoretic markers (1983) (173)
Heterocycles in Natural Product Synthesis: MAJUMDAR:HETEROCYCLES O-BK (2011) (162)
Tetrahedron report number 796 Formation of medium-ring heterocycles by diene and enyne metathesis (2007) (134)
Recent developments in the synthesis of fused sultams. (2011) (131)
Catalysis of the Claisen Rearrangement (2008) (120)
Formation of Five- and Six-Membered Heterocyclic Rings under Radical Cyclization Conditions (2004) (109)
Recent Advances in the Aza-ClaisenRearrangement (2009) (83)
Advances in metal-free heterocycle-based columnar liquid crystals. (2012) (81)
Relative DNA content of somatic nuclei and chromosomal studies in three genera,Tilapia, Sarotherodon, andOreochromis of the tribe Tilapiini (Pisces, Cichlidae) (1986) (76)
Thiourea-induced thyroid hormone depletion impairs testicular recrudescence in the air-breathing catfish, Clarias gariepinus. (2006) (74)
Dimorphic Expression of Various Transcription Factor and Steroidogenic Enzyme Genes during Gonadal Ontogeny in the Air-Breathing Catfish, Clarias gariepinus (2011) (73)
Regioselective formation of medium-ring heterocycles of biological relevance by intramolecular cyclization (2011) (66)
Synthesis of 1,2,3-Triazole-FusedHeterocycles via Intramolecular Azide-AlkyneCycloaddition Reactions (2011) (58)
Binding interaction of phosphorus heterocycles with bovine serum albumin: A biochemical study☆ (2016) (57)
Recent Developments in Palladium-CatalyzedFormation of Five- and Six-Membered Fused Heterocycles (2012) (56)
Synthesis of heterocycles by domino-Knoevenagel–hetero-Diels–Alder reactions (2012) (54)
Iron-catalyzed synthesis of heterocycles (2014) (48)
Heterocycles in natural product synthesis (2011) (48)
Evolutionary relationships within three Tilapiine genera (Pisces: Cichlidae) (1984) (46)
The Claisen rearrangement in the syntheses of bioactive natural products (2013) (46)
Thiol-mediated radical cyclizations (2008) (45)
Studies in sigmatropic rearrangement: synthesis of a [6,6]pyranothiopyran ring system by sequential claisen rearrangement and pyridine hydrotribromide mediated regioselective "6-Endo" cyclization. (2002) (44)
A convenient synthesis of pyrrolopyridines and 2-substituted indoles by gold-catalyzed cycloisomerization (2008) (43)
Studies in Pyrimidine-Annelated Heterocycles1 by Tandem Cyclization: Regioselective Synthesis of [6,6]Pyranopyran by Intramolecular [1,6] Michael Addition† (1998) (42)
Regioselective synthesis of 1H,3H,6H[2]benzopyrano[4,3-d]pyrimidine-2,4-diones and 12H-benzopyrano[3,2-c][1]benzopyran-5-ones by radical cyclization (2003) (42)
Synthesis and characterization of novel cholesterol based mesogenic compounds using ‘click’ chemistry (2010) (42)
Synthesis of five- and six-membered heterocyclic compounds by the application of the metathesis reactions (2009) (41)
Synthesis and mesomorphic behaviour of new mesogenic compounds possessing a cholesteryl ester moiety connected to a pyrimidine core (2009) (38)
Studies on Pyrimidine-Annelated Heterocycles: Synthesis of Pyrrolo[3,2-d]pyrimidines by Amine Oxide Rearrangement (1998) (38)
Studies related to antitumor antibiotics (1977) (36)
Domino-Knoevenagel-hetero-Diels–Alder reactions: an efficient one-step synthesis of indole-annulated thiopyranobenzopyran derivatives (2009) (35)
Metal-catalyzed Heterocyclization: Synthesis of five- and six-membered Nitrogen Heterocycles Through Carbon-Nitrogen Bond Forming Reactions (2011) (34)
Green approach to highly functionalized thiopyrano derivatives via domino multi-component reaction in water (2012) (34)
Studies related to antitumor antibiotics. Part IX. Reactions of carzinophillin with DNA assayed by ethidium fluorescence. (1977) (33)
Regioselective synthesis of substituted pyrrolopyridines based on Pd(II)-mediated cross coupling and base induced heteroannulation (2007) (32)
Gold-catalyzed heteroannulation and allyl migration: synthesis of highly functionalized indole derivatives (2011) (32)
Regioselective unusual formation of spirocyclic 4-{2'-benzo(2',3'-dihydro)furo}- 9-methyl-2,3,9-trihydrothiopyrano[2,3-b]indole by 4-exo-trig aryl radical cyclization and rearrangement. (2006) (32)
One-pot efficient green synthesis of spirooxindole-annulated thiopyran derivatives via Knoevenagel condensation followed by Michael addition (2012) (32)
Regioselective Synthesis of 2H - Pyrano [3, 2-c] Benzopyran-5H-One and 3H-Pyrano [2, 3-c] Benzopyran-5H-ONE (1988) (32)
Palladium-Mediated Total Synthesis of Bioactive Natural Products (2013) (30)
Catalyst-free domino-Knoevenagel-hetero-Diels-Alder reaction of terminal alkynes in water: an efficient one-step synthesis of indole-annulated thiopyranobenzopyran derivatives (2010) (29)
Novel synthesis of medium-sized oxa-heterocycles by palladium-catalyzed intramolecular Heck reaction (2007) (29)
Occurrence of unusually wide thermal range enantiotropic twist grain boundary TGBC* phases in unsymmetrical cholesterol and oxadiazole based liquid crystalline dimers (2011) (29)
Formation of Five- and Six-Membered Heterocyclic Rings by Radical Cyclization (2002) (29)
Regioselective Synthesis ofAnnulated Quinoline and Pyridine Derivatives by Silver-Catalyzed6-endo-dig Cycloisomerization (2011) (29)
Synthesis of tricyclic and tetracyclic sultones by Pd-catalyzed intramolecular cyclization (2009) (29)
The thio-Claisen rearrangement 1980-2001 (2003) (28)
New Heck coupling strategies for the arylation of secondary and tertiary amides via palladium-catalyzed intramolecular cyclization (2008) (28)
Synthesis and mesophase characterisation of a series of new triazine-based disc-shaped molecules (2010) (28)
Synthesis and thermal behavior of chiral oligomers derived from cholesterol (2009) (28)
Intramolecular cyclization reaction — Palladium(0)-catalyzed cyclization is more effective than tin hydride mediated reaction (2008) (28)
Brønsted acid-promoted synthesis of common heterocycles and related bio-active and functional molecules (2016) (28)
Thiophenol-catalyzed Claisen rearrangement and radical cyclization: formation of furo- and pyrano-coumarin derivatives (2007) (28)
Synthesis of Polycyclic Sultamsby Palladium-Catalyzed Intramolecular Cyclization (2009) (28)
A columnar mesophase from a disc-shaped molecule derived from triphenylamine: synthesis, mesomorphic behaviour and optical properties (2007) (28)
Studies of bioactive heterocycles: facile thio-Claisen rearrangement of propargylthio[1]benzopyran-2-ones (2002) (27)
Studies in the claisen rearrangement. Part XII . Synthesis of benzofuro[3,2‐c] [l]‐6a,lla‐dihydro‐lla‐methylbenzopyrans from 1,4‐diaryloxy‐2‐butynes (1973) (27)
An expedient approach to substituted triazolo[1,5-a][1,4]benzodiazepines via Cu-catalyzed tandem Ullmann C–N coupling/azide-alkyne cycloaddition (2013) (27)
2-phenylbenzoxazole-containing calamitic liquid crystals: synthesis and characterisation (2011) (27)
Palladium-catalyzed intramolecular arylation of pyrimidines: a novel and expedient avenue to benzannulated pyridopyrimidines (2009) (26)
Studies in [3.3] sigmatropic rearrangement: regioselective synthesis of 1-aryloxymethylpyrano[2,3-c][1]benzopyran-5(3H)-one and 1-aryloxymethyl-2-methylfuro[2,3-c][1]benzopyran-4-one (1989) (26)
Studies of [3,3]sigmatropic rearrangements: rearrangement of 3-(4-p-tolyloxybut-2-ynyloxy)[1]benzopyran-2-one (1988) (26)
New Efficient Synthesis of Pyrido[2,3-c]coumarin Derivatives by Palladium-Catalyzed Heck Cyclization (2007) (26)
Growth studies on juvenile tilapia using pure species, hormone‐treated and nine interspecific hybrids (1989) (25)
A new synthesis of 2,3-disubstituted indoles (1974) (25)
Tandem Claisen rearrangement and ruthenium catalyzed enyne bond reorganization as a route to the synthesis of tricyclic 1,8-naphthyridinones (2006) (25)
Synthesis of bioactive heterocycles: tandem reaction of 4-N-(4′-aryloxybut-2′-ynyl),N-methylaminocoumarin with 3-chloroperoxybenzoic acid (2002) (25)
Palladium-Mediated Reductive Heck Cyclization for the Formation of Dibenzoazepinone Framework (2009) (25)
Stereoselective Synthesis of Tricyclic Pyranoxepin Derivatives by Ruthenium-Catalyzed Enyne Metathesis/Diels-Alder Reaction (2006) (25)
Cholesterol-based unsymmetrical Schiff's base dimer terminated with 4-alkoxy-5-phenylthiophene unit: synthesis and characterisation (2010) (24)
Efficient One-Pot Synthesisof Substituted 4,7-Phenanthroline, Pyrano-[3,2-f]quinoline and Pyrano[3,2-g]quinoline Derivatives by Aza-Diels-Alder Reaction (2011) (24)
Regioselective Synthesis Of 4-Aryloxymethyl-2h-Pyrano 3,2-C Benzopyran-5H-One From 1-Aryloxy-4-Coumarinyloxy But-2-Yne# (1988) (24)
Catalyst-free regioselective synthesis of benzopyran-annulated thiopyrano[2,3-b]thiochromen-5-(4H)-one derivatives by domino-Knoevenagel-hetero-Diels–Alder reaction of terminal alkynes with 4-hydroxy dithiocoumarin in aqueous medium (2010) (24)
Highly effective regioselective method for the synthesis of substituted coumarin- and quinolone-annulated heterocycles using a palladium(0)-catalyzed reaction (2007) (24)
Studies of bioactive heterocycles: amino Claisen rearrangement of 4-N-(4-aryloxybut-2-ynyl),N-methylaminocoumarins (2001) (24)
New Synthetic Strategies for Medium-Sized and Macrocyclic Compounds by Palladium-Catalyzed Cyclization (2009) (24)
Regioselective synthesis of pentacyclic heterocycles by sequential [3,3] sigmatropic rearrangement of 2-(4′-aryloxybut-2′-ynyl-mercapto)thiochromen-4-ones (2003) (23)
A reductive Mizoroki–Heck approach to dibenzo[b,e]oxepine (2013) (23)
Novel Synthesis of Nine-Membered Oxa-Heterocycles by Pd(0)-Catalyzed Intramolecular Heck Reaction via Unusual 9-endo-trig-Mode Cyclization (2008) (23)
A new strategy for the synthesis of coumarin- and quinolone-annulated pyrroles via Pd(0) mediated cross-coupling followed by Cu(I) catalyzed heteroannulation (2008) (23)
Synthesis of bioactive heterocycles: One pot regioselective synthesis of pyrano[3,2-f]benzo[b]thiophene derivatives (1999) (23)
Facile regioselective synthesis of 2H-thiopyrano[3,2-c]quinolin-5(6H)-ones by thio-Claisen rearrangement (2002) (23)
Synthesis of Azepine- and Azocine-AnnulatedHeterocycles by Aromatic Aza-Claisen Rearrangement andRing-Closing Metathesis (2010) (22)
A new type of symmetrical banana-shaped material based on N-methyldiphenylamine as a core moiety exhibiting an Ad→A2 transition (2008) (22)
Regioselective synthesis of 2H-benzopyrano[3,2-c]quinolin-7(8H)-ones by radical cyclization (2003) (22)
Thiol mediated 8-endo-trig radical cyclization: an easy access to medium-sized cyclic ethers (2007) (22)
Synthesis and characterization of cholesterol-based nonsymmetric dimers terminated with ferrocenyl core (2009) (21)
Pyridine hydrobromide perbromide mediated regioselective heterocyclization of ortho-cyclohexenyl phenols (1995) (21)
Thiol-mediated radical cyclization: regioselective formation of indole-annulated sulfur heterocycles by tandem cyclization (2007) (21)
Studies in sulfoxide rearrangement: Regioselective synthesis of thieno[3,2-f]quinolin-7(6H)-one derivatives (1998) (20)
Synthesis of highly substituted dibenzoazocine derivatives by the aza-Claisen rearrangement and intramolecular Heck reaction via 8-exo-trig mode of cyclization (2009) (20)
A new efficient method for the synthesis of 3,4-dihydro-2H-1,4-benzoxazines via iodocyclization (2010) (20)
Thiophenol-mediated intramolecular radical cyclization: an efficient method for the synthesis of benzoxocine derivatives (2008) (20)
Palladium-mediated reductive Mizoroki–Heck cyclization strategy for the regioselective formation of dibenzoazocinone framework (2010) (20)
Studies on amine oxide rearrangements: regioselective synthesis of pyrano[3,2-e]indol-7-one (1994) (20)
Thyroid hormone modulation of ovarian recrudescence of air-breathing catfish Clarias gariepinus (2005) (20)
Facile Regioselective Synthesis of 2-Methyl Furo [3,2-c][1] benzopyran-4-one 2-Methyl Furo[2,3-c] [1]benzopyran-4-one (1989) (20)
METAL-CATALYZED HETEROCYCLIZATION: FORMATION OF FIVE- AND SIX-MEMBERED OXYGEN HETEROCYCLES THROUGH CARBON-OXYGEN BOND FORMING REACTIONS (2009) (20)
Synthesis of substituted quinolines from N-aryl-N-(2-alkynyl)toluenesulfonamides via FeCl3-mediated intramolecular cyclization and concomitant detosylation (2012) (20)
Catalyst-Free 1,3-Dipolar Cycloaddition:An Efficient Route for the Formation of the 1,2,3-Triazole-FusedDiazepinone Framework (2010) (20)
Synthesis of indole derivatives. Part III. Extension of the amine oxide rearrangement (1975) (19)
An Expedient Synthesis of Bis-FusedBenzofuran and a Two-Directional Ring-Closing Metathesis for theSynthesis of Bisbenzoxepines and Bisbenzoxocines (2009) (19)
Concise Access to Pyrimidine-AnnulatedAzepine and Azocine Derivatives by Ruthenium-Catalyzed Ring-ClosingMetathesis (2010) (19)
Molecular Iodine Mediated IntramolecularCyclization: An Efficient Method for the Synthesis of BenzoxepineDerivatives (2010) (19)
Iron/Palladium-CatalyzedIntramolecular Hydroamination: An Expedient Synthesis of Pyrrole-AnnulatedCoumarin and Quinolone Derivatives (2010) (19)
Oxadiazole-based non-symmetric liquid crystalline trimers terminating with ferrocene and cholesterol units exhibiting TGBC* phase over a wide thermal range (2012) (19)
Regioselective synthesis of [6c,12b-cis]-6c,7,12,13-tetrahydro-1H-chromeno[3=B4, 4=B4: 4,5]pyrano[2,3-c]chromen-1-onesvia unusual [1, 6] Michael addition (1998) (19)
Catalyst-free synthesis of coumarin-, quinolone- and pyridine-annulated oxazole derivatives (2012) (18)
Synthesis and mesomorphic behaviour of new discotic liquid crystalline compounds containing triphenylamine as a core moiety via Sonogashira coupling (2010) (18)
Ferrocene-based novel calamitic metallomesogens containing a 2-phenylbenzoxazole unit: synthesis and characterisation (2011) (18)
Synthesis of Cyclic Sulfonamidesvia Pd-Catalyzed Intramolecular Coupling Reaction: An ExpedientApproach to Polycyclic Sultams (2008) (18)
RECENT DEVELOPMENT IN PALLADIUM-MEDIATED SYNTHESIS OF OXYGEN HETEROCYCLES (2010) (18)
Facile Regioselective Synthesisof Functionalized Heterocycle-Tethered Spiro Compounds via an IntramolecularElectrophilic Ipso-Iodocyclization Process (2011) (17)
Unsymmetrical tetracatenar liquid crystals containing 2-phenylbenzoxazole: Synthesis and characterisation (2013) (17)
Carbon-carbon bond formation by radical cyclisation: Regioselective synthesis of coumarin-annulated sulfur heterocycles (2003) (17)
Novel synthesis of oxocine derivatives by Wittig olefination and intramolecular Heck reaction via 8-endo trig cyclization (2008) (17)
Regioselective Synthesis of 4-(Aryloxymethyl)Thiopyrano [2,3-B][1]Benzothiopyran-5(2H)-Ones (1992) (16)
An unusual chromone formation, and its rearrangement to a coumarin (1994) (16)
Palladium mediated bis- and tris-biaryl Heck coupling for the synthesis of heterocycles (2008) (16)
Regioselective synthesis of quinolone-annulated sulfur heterocycles by aryl radical cyclization (2005) (16)
A new disc-shaped mesogenic compound with olefinic linkage derived from triphenylamine: synthesis, mesogenic behavior and fluorescence properties (2009) (16)
Regioselective synthesis of pyridoquinolones and pyridocoumarins via molecular iodine-mediated 6-endo-dig electrophilic cylization (2011) (16)
Unusual ortho-Claisen rearrangements of aryl prop-2-ynyl sulphoxides (1972) (16)
Cu(OTf)2‐Catalyzed Dehydrogenative C–H Activation under Atmospheric Oxygen: An Expedient Approach to Pyrrolo[3,2‐d]pyrimidine Derivatives (2013) (16)
Unsymmetrical cholesterol and benzoxazole-based liquid crystalline dimers: synthesis and characterisation (2011) (16)
Hexamethylene Tetramine Hyorotribromide Mediated Regioselective Cyclisation of Ortho - Cyclohexenyl Phenols # (1996) (15)
An expedient approach for the synthesis of pyrrolo[3,2-d]pyrimidines (9-deazaxanthines) and furo[3,2-d]pyrimidine via radical cyclization (2009) (15)
Studies in aza-Claisen rearrangement: synthesis of dimedone-annelated unusual heterocycles (2001) (15)
Efficient, One-Pot Synthesis of Pyrido[3,2-d]pyrimidine Derivatives (2011) (15)
A novel straightforward synthesis of 2,4,6-triaryl-1,3,5-triazines via copper-catalyzed cyclization of N-benzylbenzamidines (2014) (15)
CuI/l-Proline-CatalyzedIntramolecular Aryl Amination: An Efficient Route for the Synthesisof 1,4-Benzodiazepinones (2011) (15)
Regioselective Aryl radical cyclization: Access to pyrimidine-annelated spiro heterocycles through 5-exo ring closure (2004) (15)
A novel synthesis of indole derivatives via a claisen rearrangement (1974) (15)
Metal-mediated Heterocyclization: Synthesis of Heterocyclic Compounds Containing More Than One Heteroatom Through Carbon-Heteroatom Bond Forming Reactions (2010) (15)
Regioselective Synthesis of Flindersine Analogues (1993) (15)
Bent‐shaped liquid crystals containing a furan bridge in the mesogenic core (2006) (15)
Wittig olefination and thiol mediated 7-endo-trig radical cyclization: novel synthesis of oxepin derivatives (2009) (14)
Formation of Five- and Six-Membered Heterocyclic Compounds by Ring-Closing Metathesis (2010) (14)
Intramolecular Azide-Alkyne (3+2) Cycloaddition: A Versatile Route for the Synthesis of 1,2,3-Triazole Fused Dibenzo(1,5)diazocine Derivatives (2010) (14)
Oxadiazole-based unsymmetrical chiral liquid crystal dimers: synthesis and mesomorphic properties (2012) (14)
Facile Synthesis of Coumarin- and Quinolone-Annulated Benzazoninone Derivatives by an Intramolecular Heck Reaction Strategy via 9-exo-trig Cyclization (2011) (14)
An easy access to pyrimidine-fused azocine derivatives by thiophenol-mediated radical cyclization via 8-endo-trig mode (2010) (14)
A regioselective synthesis of 2-alkylfuro[3,2-c]quinolin-4(5H)-ones (1991) (14)
A Short Route to the Synthesisof Pyrrolocoumarin and Pyrroloquinolone Derivatives bySonogashira Cross-Coupling and Gold-Catalyzed Cycloisomerizationof Acetylenic Amines (2009) (14)
One-pot synthesis of 2-aryloxymethyl-1-cyanomethyl-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinoline via rearrangement of the N-oxide from 1-aryloxy-4-tetrahydro-1-quinolylbut-2-yne (1989) (14)
Unusual reduction of a lactone carbonyl in a Bu3SnCl and Na(CN)BH3 mediated radical cyclization of 3-(o-bromophenoxymethyl)coumarins (2004) (13)
An unusual one-pot synthesis of 3-benzoylcoumarins and coumarin-3-carbaldehydes from 2-hydroxybenzaldehydes under esterification conditions (2012) (13)
Synthesis of 2-aryloxymethyl-3-aminomethylbenzo[ b ] thiophenes and 2,3-diaryloxymethylbenzo[b] thiophenes (1973) (13)
Palladium-Catalyzed TetheredIntramolecular Arylation: An Unusual Synthesis of LinearlyFused Pyridocoumarin Derivatives (2010) (13)
C-C Bond Formation by Radical Cyclization: Synthesis of Pyrimidine-Annulated Heterocycles (2003) (13)
Bis-intercalative binding to DNA of novel bis(10-methyl)acridinium chlorides and its dependence on chain length of linker. (1978) (13)
A short synthesis of 4-aryioxymethyl-δ3-chromenes and 3-(β-aryloxy)ethylbenzofurans (1972) (13)
Mercury (II) mediated heterocyclisation of 2-cyclohex-2′-enyl-N-methylaniline (1990) (13)
Iron(III) Chloride Catalyzed Synthesis of Functionalized Spiropyrimidines (2013) (13)
N-Iodosuccinimide mediated regioselective heterocyclization of 3-cyclohex-2′-enyl-4-hydroxycoumarin (2002) (13)
Dihydro-3H-chromeno-[3,4-b][4,7]phenanthrolin-3-oneand Chromeno[4,3-b]pyrano[3,2-f]quinolin-3(13H)-oneDerivatives by Aza-Diels-Alder Reaction (2011) (13)
Regioselective synthesis of thieno[2,3-b]indoles by tandem cyclisation involving sequential sigmatropic rearrangements (2006) (13)
An one-pot approach to the synthesis of triazolobenzothiadiazepine 1,1-dioxide derivatives by basic alumina-supported azide–alkyne [3+2] cycloaddition (2012) (13)
Studies on sulfoxide rearrangements: regioselective synthesis of 3-(aryloxyacetyl)-2,3-dihydrothieno[3,2-c][1]benzopyran-4-ones (2002) (12)
Facile Regioselective Synthesis of Pyrano[3,2-c][1]benzo-thiapyran-5(2H)-one and 2-Methyl Furo[3,2-c][1] Benzothiapyran-4-one (1989) (12)
Mercuric ion-catalyzed hydration of derivatives of 1,4-dichloro-2-butyne. Hydration of 1-aryloxy-4-arylthio-2-butynes, 1,4-bis(arylthio)-2-butynes, and 1,4-bis(arylsulfonyl)-1-butynes (1975) (12)
Regioselective Synthesis of Thieno[3,2-c][1]benzopyran-4-ones by Thio-Claisen Rearrangement (2004) (12)
Ferrocene-Based Rod-Like Mesogens Terminated with Oxadiazole Unit (2010) (12)
BF3·OEt2-Mediated 1,3-Hydride Shift Followed by 6π Electrocyclization: An Efficient Route for the Synthesis of Pyridopyrimidine, Pyranoquinoline, and Phenanthroline Derivatives (2011) (12)
Thiophene and Other Sulfur Heterocycles (2011) (12)
Regioselective Synthesis of Thieno[2,3-b]quinolin-4(9H)-ones: Occurrence of Thermal [1,3] Sigmatropic Rearrangement. (2002) (12)
Regioselective synthesis of pyrano[3,2-f]quinoline and phenanthroline derivatives using molecular iodine (2013) (12)
Palladium-Catalyzed One-Pot Synthesis of Pyrrole-Annulated Coumarin, Quinolone, and 7-Aza-indole Derivatives (2011) (12)
Copper(I)-Catalyst-Free Approachfor the Synthesis of Chromene-Fused Pyrido[3,2-d]pyrimidines by Lewis AcidCatalyzed Aza-Diels-Alder Reaction (2010) (12)
Facile Regioselective Alkylative Cyclisation: Synthesis of 2-Methyl-4H-thieno[2,3-b] [1]-benzothiopyran-4-one and Thiopyrano[2,3-b] [1]benzothiopyran-5(4H)-one (1991) (11)
Regioselective synthesis of heterocycles by sigmatropic rearrangement: passage to 3,11a-dimethyl-6a,11a-dihydro-1H,6H-pyrano[3???,4???:5,6]thiopyrano[4,3-b][1]benzofuran-1-oneElectronic supplementary information (ESI) available: General experimental procedures. See http://www.rsc.org/suppdata/p1/b2/ (2002) (11)
Regioselective synthesis of pyrimidine-annulated spiro-dihydrofurans by silver-catalyzed 5-endo-digcyclization (2011) (11)
SnCl4I2 mediated regioselective 6-endo- and 5-exo-cyclization of ortho-allylenols (2005) (11)
Novel Synthesis of Heterocycle-AnnulatedAzocine Derivatives of Biological Relevance by Aromatic Aza-ClaisenRearrangement and Intramolecular Heck Reaction (2010) (11)
Thermal and photochemical investigation of the reaction of indole-2,3-dione with pyrazolone (1991) (11)
Regioselective Synthesis of Chromeno[4,3‐c] isoquinolin‐11‐ones by Radical Cyclization (2004) (11)
Synthesis of Coumarin- and Quinolone-Annulated Benzazocinone Frameworks by a Palladium-Catalyzed Intramolecular Heck Reaction (2012) (11)
Synthesis of novel pyrano[3,2-f]quinoline, phenanthroline derivatives and studies of their interactions with proteins: an application in mammalian cell imaging. (2014) (11)
Palladium-Mediated Heck Reactionto the Synthesis of 3-Substituted Indoles and Indolones (2009) (11)
Lewis acid catalyzed Claisen rearrangement: Regioselective synthesis of oxygen, nitrogen, and sulfur heterocycles (2008) (10)
Synthesis of 1-alkoxy-1,2,3,4-tetra-hydrocarbazoles by mercury(II) mediated heterocyclization of 2-cyclohex-2′-enyl-N-alkylanilines (1996) (10)
Synthesis of pyrimidine annulated furothiopyrans An efficient sequential and tandem catalyzed Claisen rearrangement intramolecular hydroaryloxylation (2006) (10)
An efficient synthesis of coumarin- and quinolone-annulated thiazole derivatives via ligand-free iron (III)-catalyzed coupling followed by acid-promoted condensation (2013) (10)
Regioselective Synthesis of Pyrrolo[2,3-d]pyrimidine Derivatives by Amine Oxide Rearrangement (2005) (10)
Concise Synthesis of Pyrimido-azocineDerivatives via Aza-Claisen Rearrangement and IntramolecularHeck Reaction (2010) (10)
Stannic Chloride–Iodine: An Efficient Reagent for Regioselective Synthesis of Furan–Fused Heterocycles (2007) (10)
Studies on amine oxide rearrangement: an unusual product from the reaction of 1-phenoxy-4-tetrahydroquinolylbut-2-yne with m-chloroperbenzoic acid (1987) (10)
Synthesis, Characterization, and Mesogenic Properties of Anisotropic Imines (2006) (10)
Palladium(0)-Catalyzed IntramolecularHeck Reaction: A Resourceful Route for the Synthesis of Naphthoxepineand Naphthoxocine Derivatives (2009) (10)
Synthesis of benzodiazocine-annulated heterocycles by the implementation of Pd-catalyzed intramolecular Heck reaction (2010) (10)
Pd(0)-catalyzed intramolecular Heck reaction: a versatile route for the synthesis of dibenzoazocinone derivatives (2009) (10)
Palladium-Catalyzed IntramolecularBiaryl Coupling: A Highly Efficient Avenue for BenzannulatedPyranoquinolines and Julolidine Derivatives (2009) (10)
Green Synthesis of Benzopyran-AnnulatedThiopyrano[2,3-b]thiochromen-5(4H)-ones by Domino Knoevenagel-Hetero-Diels-AlderReaction (2010) (10)
Facile synthesis of benzothiadiazine 1,1-dioxides, a precursor of RSV inhibitors, by tandem amidation/intramolecular aza-Wittig reaction (2013) (10)
Studies on Amine Oxide Rearrangements: RegioselectiveSynthesis of Pyrrolo[3,2-f]quinolin-7-ones (1997) (10)
Regioselective Synthesis of Coumarin and Quinolone‐Annulated Spiro Heterocycles via Aryl Radical Cyclization (2005) (10)
Aromatic Electrophilic Substitution vs. Intramolecular Wittig Reaction: Vinyltriphenylphosphonium Salt Mediated Synthesis of 4-Carboxyalkyl-8-formyl Coumarins (2011) (10)
Synthesis of Oxepin- and Oxocin- Annulated Pyrimidine Derivatives by Claisen Rearrangement and Ring Closing Metathesis/Ring Closing Enyne Metathesis (SUPORTING DATA) (2006) (10)
Studies in sigmatropic rearrangement: synthesis of 4-aryloxy-methylene-1,7-dimethyl-1,2,3-trihydropyridino-[3,2-c]pyran-5-ones (2001) (10)
Thiophenol mediated radical cyclization: an expedient approach to 2H-pyrrolo[3,2-d]pyrimidines (9-deazaxanthine analogs) (2010) (10)
N-Iodosuccinimide An effective reagent for regioselective heterocyclization of o-cyclohex-2′-enylanilines for the synthesis of hexahydrocarbazoles (2005) (9)
Novel synthesis of 10-membered cyclic bis-ethers from 4-(N-alkylanilino)but-2-yn-1-ols 1 (1997) (9)
Corrigendum to “Palladium-mediated reductive Mizoroki–Heck cyclization strategy for the regioselective formation of dibenzoazocinone framework” [Tetrahedron Lett. 51 (2010) 3372] (2010) (9)
Regioselective synthesis of pyrano[3,2-c]pyrimidine derivatives via a palladium-catalyzed unusual [1,3] aryloxy shift and cycloisomerization : first report of a [1,3] shift of an aryloxy group (2008) (9)
One-Pot Regioselective Synthesisof 3-Benzylthiazolo[3,2-a]indolesby Sequential Sonogashira Coupling Followed by Triethylamine-Induced Cyclization (2011) (9)
Phase-Transfer-Catalysed Alkylative Elimination: Synthesis of 10-Enynyl Acridones from Acridones and 1-Aryloxy-4-chlorobut-2-ynes (1994) (9)
An Efficient One-Pot Strategy for the Synthesis of Triazole-Fused 1,4-Benzodiazepinones from N-Substituted 2-Azidobenzamides (2013) (9)
Synthesis of spiro-pyridopyridine analogues by Grubbs' catalyst mediated alkene and enyne metathesis reaction. (2006) (9)
Regioselective Synthesis of6H-Pyrano[3,2-d]pyrimidine-2,4(1H)-diones andFuro[3,2-d]pyrimidine-2,4(1H)-diones (1997) (9)
SYNTHESIS OF PYRIMIDINE-ANNELATED HETEROCYCLES: THERMAL REARRANGEMENT OF 1,3-DIMETHYL-5-(PROP-2-ENYLTHIO)-PYRIMIDINE-2,4-DIONES (2001) (9)
Regioselective Synthesis ofFuro[3,2-c][1]benzopyran-4-one andFuro[3,2-c]quinolin-4-one (1997) (9)
Synthesis of hexahydro 1,3,5‐triCarbalkoxy‐s‐triazines, octahydro‐1,3,5,7‐tetracarbalkoxy tetrazocines and their interconvertibility (1974) (9)
New Efficient RCM-Mediated Synthesis of Pyrrolidine Derivatives (2008) (9)
Palladium-catalyzed regioselective oxidative amination of alkenes: an efficient route to the synthesis of pyrrolocoumarin and pyrroloquinolone derivatives (2010) (9)
SYNTHESIS OF POTENTIAL DNA BISINTERCALATIVE AGENTS OF THE PHENANTHRIDINIUM CLASS (1979) (9)
Palladium-Mediated Bis-Arylation of Inactivated and Activated Arenes (2010) (9)
N-IODOSUCCINIMIDE MEDIATED REGIOSELECTIVE HETEROCYCLIZATION OF o-CYCLOHEX-2′-ENYL PHENOLS (2002) (9)
An Atom-Economical Approach to the Synthesis of Potentially Bioactive 2H-Chromenes via CuI-Catalyzed Reactions of Alkyl/Aryl-(E)-(o-Propargyloxy)styryl Ketones (2012) (8)
Recent Advances in the Aza-Claisen Rearrangement (2009) (8)
Aryl Radical Cyclization: Regioselective Synthesis of 6a,7,8,12b‐Tetrahydro‐6H‐chromeno[3,4‐c]quinolin‐6‐one (2008) (8)
Studies in pyrimidine-annulated heterocycles: unusual formation of spiroheterocyclic compounds from acid catalyzed reaction of enol ether (2003) (8)
Synthesis of Oxathiocine Derivatives by Palladium-Catalyzed Intramolecular Heck Reaction (2009) (8)
Copper(II) Acetate PromotedIntramolecular Carboamination of Alkenes: An EfficientSynthesis of Pentacyclic Sultams (2010) (8)
Synthesis and Mesomorphic Behavior of Novel Liquid-Crystalline Thiophene Derivatives (2010) (8)
Copper(II) Triflate PromotedOne-Pot Synthesis of Coumarin-, Quinolone-, and Naphthalene-Annulated2-Aminothiazoles under Ligand-Free Conditions (2012) (8)
Regioselective synthesis of pyrimidine annelated heterocycles from 6-(cyclohex-2-enyl)-1,3-dimethyl-5-hydroxyuracil (2001) (8)
Synthesis of phosphorus containing medium ring heterocycles by sequential Claisen rearrangement and ring closing metathesis (2014) (8)
Oxepin- and Spiro-Annulation of 2-Pyridone in Conjunction with Claisen Rearrangement and Ruthenium Carbene Complex Mediated Enyne Metathesis (SUPPORTING DATA) (2006) (8)
Studies on triacetic acid lactone-annulated heterocycles: synthesis of 3-aryloxyacetyl-6-methyl-2,3-dihydrothieno[3,2-c]pyran-4-ones by tandem cyclization (2002) (8)
Synthesis of Linear Heterocycles: Thermal Sigmatropic Rearrangement of 4-(4-Aryloxybut-2-ynyloxy)[1]benzopyran-2-thiones (2001) (8)
Intramolecular Aza-Wittig Reaction:A New Efficient Tool for the Construction of Piperazine2,5-Dione Derivatives (2010) (8)
Sequential[3,3]Sigmatropic Rearrangement of 1 -Aryloxy-4-(4′-coumarinyloxy)but-2-ynes (1993) (8)
Studies on sulfoxide rearrangement: synthesis of dimedone-annelated heterocycles (2002) (7)
Synthesis of Pyrimidine-Annelated Heterocycles: Regioselective Synthesis of 1,3,6-Trialkyl Thieno[3,2-d]-Pyrimidine-2,4-Diones (2000) (7)
Iodine-Mediated NeighboringGroup Assisted Synthesis of Unsymmetrical 1,2-Diketone/BenzilDerivatives from o-(Alkynyl)benzamides (2011) (7)
A Green Synthesis of Angularly Fused Furano-Pyrone/Coumarin and Quinolone Derivatives via Molecular Iodine-Mediated 5-exo-trig Cyclization in Aqueous Micelles (2011) (7)
An Unusual Iodocyclization: An Efficient Synthesis of Pyrimidine-annelated Spiro-heterocycles (2011) (7)
STUDIES IN SIGMATROPIC REARRANGEMENT: REGIOSELECTIVE SYNTHESIS OF THIENO[2,3-b]- THIOCHROMEN-4-ONE DERIVATIVES (2002) (7)
Regioselective Synthesis of Pyrimidine‐Annulated Spiro Heterocycles by Radical Cyclization (2005) (7)
Montmorillonite K-10 Catalyzed, Microwave-Assisted Cyclization of Acetylenic Amines: An Efficient Synthesis of Pyrrolocoumarins and Pyrroloquinolones (2012) (7)
Phase-transfer Catalysed Alkylation of 3-Hydroxycoumarin (1989) (7)
Synthesis and characterisation of unsymmetrical six-aromatic ring containing bent-shaped compounds (2010) (7)
N-Iodosuccinimide: An Efficient Reagent for Regioselective Heterocyclization of 3-Allyl-4-hydroxy[1]benzopyran-2-ones (2003) (7)
Regioselective Synthesis of Dihydropyridocoumarin and Phenanthrolinone Derivatives via Iron(III) Chloride Mediated Intramolecular Cyclization (2014) (7)
Amino-Claisen versus Oxy-Claisen Rearrangement: Regioselective Synthesis of Pyrrolocoumarin Derivatives (2008) (7)
Synthesis of Oxepin-Annulated Quinolone Heterocycles by Ruthenium Catalyzed Enyne Bond Reorganization/Diels-Alder Reaction (2007) (7)
Studies on the Cyclisation of 4-[2′-Cyclohexenyl]-3-hydroxy[1]benzopyran-2-one (1990) (7)
Tandem cyclization: one pot regioselective synthesis of thieno[3,2-c]quinolin-4(5H)-one derivatives (2002) (7)
Regioselective synthesis of biologically interesting pentacyclic polyheterocycles by sequential thio-Claisen and AlCl3 catalyzed oxy-Claisen rearrangement of 4-(4′-aryloxybut-2′-ynylthio)-1-phenyl-1,8-naphthyridin-2(1H)-one (2006) (7)
Studies on Amine Oxide Rearrangement: Synthesis of Pyrrolo[3,2‐c][1]benzothiopyran‐4‐one (2006) (7)
Novel Synthesis of Medium-SizedHeterocycles by Palladium-Catalyzed Intramolecular HeckReaction via 9-endo-trig Mode of Cyclization (2009) (7)
Synthesis of 1,2,3-Triazole-Fused Heterocycles via Intramolecular Azide—Alkyne Cycloaddition Reactions (2012) (6)
Unusual Product from CondensativeCyclization: Pyrano[3,2-f]quinolin-3,10-dionesfrom 6-Amino-5-[(trimethylsilyl)ethynyl]-2H-chromen-2-one and Aryl Aldehydes (2010) (6)
Regioselective synthesis of 7-acetyl-11c-methyl-4b,5,7,11c-tetrahydro[1]benzofuro[2′,3′:4,5]thiopyrano[2,3-b]indoles by sequential Claisen rearrangement of 2-(4′-aryloxybut-2′-ynylthio)-1-acetylindoles (2006) (6)
Substitution Alters the Modeof Molecular Iodine-Mediated Intramolecular Cyclization: Synthesesof Benzoxepine and Benzo-2H-pyran Derivatives (2011) (6)
Formation of Medium-Ring Heterocycles by Diene and Enyne Metathesis (2007) (6)
Regioselective Synthesis ofChromeno[4′,3′:4,5]pyrano[3,2-c][1,8]naphthyridin-13-oneDerivatives by Domino Knoevenagel-Hetero-Diels-Alder Reactions (2011) (6)
Synthesis of 3-iodopyrrolocoumarins via iodine-induced 5-endo-dig electrophilic cyclization (2012) (6)
Regioselective Synthesis of Oxepin and Oxocin Annulated Quinoline Heterocycles by Ring-Closing Metathesis (2008) (6)
Columnar Liquid-Crystalline Phase from a Series of Symmetrical Bent Diphenylamine Derivatives: Synthesis and Characterization (2010) (6)
Studies in Thio‐Claisen Rearrangement: Regioselective Synthesis of Thiopyrano[2,3‐b]pyran‐2‐ones and Thieno[2,3‐b]pyran‐2‐ones (2004) (6)
New Variation of the Aromatic ortho-Claisen Rearrangement: Synthesisof Fused Thiophenes and Pyrroles (2008) (6)
Regioselective Synthesis of Thiopyrano[3,2‐c][1]benzothiopyran‐5(2H)‐one and Thieno[3,2‐c][1]benzothiopyran‐4(2H)‐one (2007) (6)
Concise strategy for the synthesis of eleven-membered and ansa-bridged thirteen-membered lactone macrolides by ring-closing metathesis reaction (2009) (6)
Synthesis of New Nondisk-Shaped Thermotropic Liquid Crystalline Compounds Showing a Rectangular Columnar Mesophase (2011) (6)
Studies in Sigmatropic Rearrangement of 3-(4-Aryloxybut-2-ynyloxy)-1-methylquinolin-2-ones: Synthesis of 3H-Pyrano[2,3-c]quinolin-5(6H)-ones and Furo[2,3-c]quinolin-4(5H)-ones (1997) (6)
Unusual Ring Contraction of 3H-Pyrano[2,3-c]quinolin-5(6H)-ones to Furo[2,3-c]quinolin-4(5H)-ones (1999) (6)
Radical-mediated cyclization reactions leading to spiro and [6,6]-fused heterocycles (2007) (6)
An efficient ligand-free ferric chloride catalyzed synthesis of annulated 1,4-thiazine-3-one derivatives (2014) (6)
Regioselective Synthesis of Coumarin and Quinolone-Annulated Linearly Fused Heterocycles by the Intramolecular Heck Reaction of the Biaryl Systems (2008) (5)
Synthesis of Five‐ and Six‐Membered Heterocyclic Compounds by the Application of the Metathesis Reactions (2009) (5)
Molecular Iodine Mediated Regioselective Synthesis of Pyranocoumarins and Bis-Fused Benzo-2H-pyran Derivatives (2014) (5)
1-Alkylisatins via Aldol-Retro-Aldol Condensation. (2010) (5)
Indium(III) Chloride CatalyzedConvergent, Regioselective Synthesis of Annulated Quinolineand Pyridine Derivatives (2012) (5)
Green, One-Pot, Multicomponent Synthesis of Fused-Ring 2-Aminothiazoles (2014) (5)
Synthesis of Furo[2,3-c]Quinolin-4(5H)-Ones (1999) (5)
Induction of B1 phase in binary mixtures of rod- and bent-shaped mesomorphic compounds (2009) (5)
Regioselective unusual formation of spirocyclic 4‐{3′‐benzo(2′,3′‐dihydro)furo}‐9‐methyl‐2,3,9‐trihydrothiopyrano [2,3‐b]indole by acid‐catalyzed reaction of enol ethers (2009) (5)
REACTIONS OF 1,4-DICHLOROBUT-2-YNE DERIVATIVES LEADING TO HETEROCYCLES (1999) (5)
Recent Advancement of the thio-Claisen Rearrangement (2012) (5)
Palladium-Mediated Direct Synthesisof N-Substituted 4-Methyl- and 4-Ethylisoquinolone Derivatives (2008) (5)
C‐C Bond Formation by Radical Cyclization: Regioselective Synthesis of [6,6] Pyrano pyran System (2007) (5)
Indium(III) Chloride Catalyzed One-Pot Multicomponent Synthesis of Chromenone- and Quinolone-Annulated Imidazole Derivatives (2013) (5)
Sequential [3,3]Sigmatropic Rearrangement: Regioselective Synthesis of Dimedone‐Annulated Heterocycles (2006) (5)
Regioselective Heterocyclization of 3-(Cyclohex-2′-enyl)-4-hydroxy-6-methylpyran-2-one (2002) (5)
Regioselective Synthesis of Heterocycles from 3-Cyclohex-2-enyl-4-hydroxy-1-methylquinolin-2-(1H)-one (1996) (5)
Synthesis of Heterocycles by Domino-Knoevenagel—Hetero-Diels—Alder Reactions (2012) (5)
Regioselective Synthesis of 6H‐Pyrano[3,2‐e]pyrimidine‐2,4‐dione. (1998) (5)
Synthesis of Sulfur Heterocycles by Thio-Claisen Rearrangement (2004) (5)
Chemoselective synthesis of thieno[3,2-c][1,8]naphthyridin-4(5H)-ones by tandem cyclization (2007) (5)
Regioselective Synthesis of Furo(3,2‐c)(1)benzopyran‐4‐one and Furo(3, 2‐c)quinolin‐4‐one. (1997) (5)
Regioselective synthesis of pentacyclic polyheterocycles: Sequential [3,3] sigmatropic rearrangement of 4-(4′-aryloxybut-2′-ynyloxy)-1-phenyl-1,8-naphthyridin-2(1H)-ones (2007) (5)
Phase-Transfer-Catalyzed Alkylation of Anthrone and 10-Propargylanthrone (1988) (5)
Synthesis and Characterization of Unsymmetrical Five-Ring Achrial Banana-Shaped Compounds With a B2 Phase (2009) (5)
Synthesis of Heterocycle-Annulated Medium-Sized Oxacycles and Lactone Derivative by Intramoleculer Heck Reaction (2009) (5)
Synthesis and Characterization of Banana-Shaped Mesogens Derived From a Benzophenone Moiety (2009) (4)
Carbon–Carbon Bond Formation by Radical Cyclization: Regioselective Synthesis of Spiro Heterocyclic Compounds by n Bu3SnH‐Mediated Reaction (2006) (4)
Biophysical Study On The Interaction Of Spirooxindole-annulated Thiopyran Derivatives With Bovine Serum Albumin Using Spectroscopic And Docking Methods (2015) (4)
Regioselective Synthesis of Thieno[3,2-β]Indole by Tandem Cyclization of 1-Acetyl-3-(4-Aryloxybut-2-Ynylthio)Indole (Experimental Section) (2006) (4)
Aluminium Chloride–Catalyzed Claisen Rearrangement: Synthesis of Polyheterocycles Containing Oxygen, Nitrogen, and Sulfur (2008) (4)
Radical-mediated cyclization reaction — Regioselective synthesis of pyrimidine- and coumarin-annulated (6,6)-fused oxygen heterocycles (2008) (4)
Regioselective Synthesis of [6c,12b-cis]-6c,7,12,13-Tetrahydro-1H-chromeno[3=B4, 4=B4:4,5]pyrano[2,3-c]chromen-1-ones via Unusual [1,6] Michael Addition. (1998) (4)
Studies in Thio‐Claisen Rearrangement: Synthesis of Thieno‐[3,2‐c]‐Quinolone Derivatives from 4‐Allylthioquinolin‐2‐(1H)‐Ones (2005) (4)
Regioselective Synthesis of 3‐(Aryloxyacetyl)‐2,3‐dihydrothieno[2,3‐b][1]benzothiopyran‐4‐ones via Tandem Cyclization (2004) (4)
Synthesis of Bioactive Heterocycles: Sigmatropic Rearrangements of 1,3-Dimethyl-6-[methyl(4-aryloxybut-2-ynyl)amino]pyrimidine-2,4(1H,3H)-diones (2004) (4)
Synthesis and Mesomorphic Behavior of Novel Calamitic Liquid Crystalline Dimesogens Possessing a Cholesteryl Moiety Connected to a Pyrimidine Core (2013) (4)
Regioselective Synthesis of Coumarin‐Annulated Polyheterocycles by [3,3] Sigmatropic Rearrangement (2006) (4)
Synthesis of Thiochromen-4-one-annelated Heterocycles: Regioselective Cyclization of 3-Hydroxy-2-cyclohex-2′-enylthiochromen-4-one (2003) (4)
Copper(I) Iodide Supported Synthesis of Coumarin- and Quinolone-Annulated 2-Aminothiazoles (2015) (4)
Regioselective Synthesis of Thiopyrano[2,3-b][1]benzopyran-5(2H)-ones (1996) (4)
An Efficient Synthesis of Pyrrolocoumarins and Pyrroloquinolones by Acid-Catalysed Cyclisation of Acetylenic Amines in Water (2011) (4)
Regioselective synthesis of indole-annulated sulfur heterocycles by tri-n-butyltin hydride-mediated aryl radical cyclization (2008) (4)
Regioselective Synthesis of 2H-Benzopyrano[3,2-c]quinolin-7(8H)-ones by Radical Cyclization. (2003) (4)
Proton and carbon‐13 NMR spectra of some 3,4‐fused pyranocoumarins and furocoumarins (1991) (4)
Studies on sigmatropic rearrangements: Thermal rearrangement of 3-(meta-substituted aryloxymethyl) coumarins (1997) (4)
Studies on Sequential Claisen Rearrangement: Charge‐Accelerated [3,3]‐Sigmatropic Rearrangement Leading to Polyheterocycles (2007) (4)
CuI/L‐Proline‐Catalyzed Intramolecular Aryl Amination: An Efficient Route for the Synthesis of 1,4‐Benzodiazepinones. (2011) (4)
Regioselective synthesis of bioactive spiro heterocyclic compounds containing both indoline and quinolone moieties by aryl radical cyclization (2009) (4)
Studies of amine oxide rearrangement: an unusual product from the reaction of 4-[N-alkylanilion]but-2-yn-1-ol with m-chloroperoxybenzoic acid (1996) (4)
Regioselective Synthesis of Pyrano(3,2-f)chromen-2(7H)-ones. (1997) (4)
Studies on Pyrimidine‐Anellated Heterocycles: Synthesis of Pyrrolo[3,2‐d]pyrimidines by Amine Oxide Rearrangement. (1998) (3)
Synthesis of 10-alkyl-9-allenylanthracenes involving [3,4]sigmatropic rearrangement (1989) (3)
Regioselective synthesis of heterocyclic scaffold by aryl radical cyclization (2008) (3)
Tandem Cyclization: One Pot Regioselective Synthesis of Thieno[3,2-c]quinolin-4(5H)-one Derivatives. (2003) (3)
Sigmatropic rearrangement of 3-(aryloxymethyl)coumarins: a simple synthesis of hydroxylated 3-benzylcoumarins (1993) (3)
Metal-Catalyzed Heterocyclization: Formation of Five- and Six-Membered Oxygen Heterocycles Through Carbon—Oxygen Bond Forming Reactions (2010) (3)
Stabilization of TGB Phase in the Binary Mixture of Rod-Shaped Compounds (2010) (3)
Synthesis of Potentially Bioactive Heterocycles: Thermal [3,3]Sigmatropic Rearrangement of 4‐(4′‐Aryloxybut‐2′‐ynyloxy)‐6‐methyl‐2‐pyridone (2006) (3)
SYNTHESIS OF CARBAZOLES FROM O-CYCLOHEX-2-ENYL-ANILINES (1998) (3)
Synthesis of Dimedone-Annelated Heterocycles: Regioselective Heterocyclization of 2-(Cyclohex-2′-enyl)-5,5-dimethyl-3-hydroxy cyclohex-2-enone (2003) (3)
STUDIES ON CYCLISATION OF 3-2-CYCLOHEXENYL-4-HYDROXY-1-BENZOPYRAN-2(H)-ONE (1992) (3)
Coinage metals (Cu, Ag and Au) in the synthesis of natural products (2014) (3)
Synthesis of Bioactive Polyheterocycles: Regioselective Cyclisation of 5-Cyclohex-2-Enyl-6-Hydroxy[1]Benzopyran-2-One (1998) (3)
Regioselective synthesis of pentacyclic heterocycles by the thermal and Lewis acid catalyzed Claisen rearrangement (2009) (3)
Studies in [3,4] sigmatropic rearrangements: a novel synthesis of 9-allenyl-10-substituted anthracenes from 10,10-disubstituted 9-anthrols (1990) (3)
Synthesis of bioactive heterocycles: Aza-claisen rearrangement of 4-N-(4'-aryloxybut-2'-ynyl), N- methylamino[1]benzothiopyran-2-ones (2004) (3)
Cyclisation of Ortho -Cyclohexenyl Phenols via Epoxidation # (1996) (3)
Regioselective Synthesis of 2H‐Benzothiopyrano[3,2‐c]quinolin‐7(8H)‐ones by Tri‐n‐butyltinhydride–Mediated Radical Cyclization (2007) (3)
Palladium-Mediated Heck Reaction to the Synthesis of 3-Substituted Indoles and Indolones. (2009) (3)
Synthesis of Phosphorus Containing Medium Ring Heterocycles by Sequential Claisen Rearrangement and Ring Closing Metathesis. (2014) (3)
Sequential Thermal and Catalyzed Claisen Rearrangements Toward the Synthesis of Thiocoumarin-Annulated Furopyrans (2008) (3)
Studies in Competitive [3,3] Sigmatropic Rearrangement: Synthesis of Oxygen Heterocycles (2000) (3)
Synthesis and Characterization of Cholesterol-Based Tetramers (2010) (3)
CuCl2-catalyzed regioselective dehydrogenative C–H activation: Synthesis of coumarin, quinolone, and naphthalene based pyrrolone derivatives (2013) (3)
The synthesis and optical properties of novel triphenylamine containing 1,3,4-oxadiazole derivatives (2013) (3)
A Short Route to the Synthesis of Pyrrolocoumarin and Pyrroloquinolone Derivatives by Sonogashira Cross-Coupling and Gold-Catalyzed Cycloisomerization of Acetylenic Amines. (2009) (3)
Studies on Amine Oxide Rearrangements: Regioselective Synthesis of Pyrrolo[3,2‐f]quinolin‐7‐ones. (1998) (3)
Studies on Pyrimidines: Synthesis of Pyrimidine-Annelated Heterocycles from 5-Amino-6-cyclohex-2-enyl-1, 3-dimethyl-uracil (2001) (3)
ELECTRON IMPACT INDUCED ELIMINATIONS. III. ELIMINATION OF SO2 vs. REMOTE GROUP INTERACTIONS IN ARYL ALLYL SULFONES, 1,4-BIS(ARYLSULFONYL)-2-BUTENES, 1-ARYLOXY-4-ARYLSULFONYL-2-BUTENES, AND 4-[(PHENYLSULFONYL)METHYL]-2H-1-BENZOPYRANS (1976) (3)
Synthesis of Pyrimidine-Annulated Heterocycles: Facile Sulfoxide Rearrangement of 1, 3-Dimethyl-5-(Aryloxybut-2-Ynylthio) Pyrimidine-2, 4-Dione (SUPPORTING DATA) (2007) (3)
Efficient and Short Route for the Regioselective Synthesis of Highly Substituted, Angularly Fused Furano-, Pyrano-, and Pyrrolocoumarin/Quinolone Derivatives by Metal-Mediated Cyclization (2010) (3)
Synthesis of Pyrimidine-Annelated Heterocycles: Regioselective Heterocyclization of 5-(Cyclohex-2-enyl)-1,3-dimethyl-6-hydroxyuracil [1] (2002) (3)
Studies in Sigmatropic Rearrangement: Thermal Rearrangement of 3-(4′-aryloxybut-2-ynyloxy)thiochromen-4-ones † (2001) (3)
Solid‐State Regioselective Cyclization Initiated by the Electrophilic Attack on the Double Bond by N‐Bromosuccinimide on Montmorillonite K‐10 Clay Support under Microwave Irradiation (2007) (3)
Facile Regioselective Alkylative Cyclization: Synthesis of 2-Methyl-4H- thieno(2,3-b)(1)benzothiopyran-4-one and Thiopyrano(2,3-b)(1) benzothiopyran-5(4H)-one. (1992) (3)
Intramolecular Aza‐Wittig Reaction: A New Efficient Tool for the Construction of Piperazine 2,6‐Dione Derivatives. (2011) (2)
An Expedient Approach to Substituted Triazolo[1,5‐a][1,4]benzodiazepines via Cu‐Catalyzed Tandem Ullmann C—N Coupling/Azide‐Alkyne Cycloaddition. (2014) (2)
Synthesis of Bioactive Heterocycles: Tandem Reaction of 4‐N‐(4′‐Aryloxybut‐2′‐ynyl),N‐methylaminocoumarin with 3‐Chloroperoxybenzoic Acid. (2002) (2)
New Variation of the Aromatic ortho‐Claisen Rearrangement: Synthesis of Fused Thiophenes and Pyrroles (2008) (2)
Cyclization of 3-Cyclopent-2-Enyl-4-Hydroxy[1]Benzopyran-2-One (1999) (2)
Studies in [3, 3] Sigmatropic Rearrangement: Regioselective Cyclization of 5-(Cyclohex-2-Enyl)-6-Hydroxy-1-Methylquinolin-2(1H)-One (2000) (2)
Thiochromenone-Annelated Heterocycles: Regioselective Synthesis of Furo[3,2-b]-thiochromen-9-ones (2001) (2)
Studies on Amine Oxide Rearrangements: Regioselective Synthesis of Pyrano(3,2-e)indol-7-one. (1995) (2)
A New Strategy for the Synthesis of Coumarin- and Quinolone-Annulated Pyrroles via Pd(0) Mediated Cross-Coupling Followed by Cu(I)-Catalyzed Heteroannulation. (2008) (2)
Regioselective Synthesis ofPyrano[3,2-f]quinolin-2(7H)-onesand Furo[3,2-f]quinolin-2-ones (2000) (2)
The Claisen Rearrangement in the Synthesis of Bioactive Natural Products (2013) (2)
Thiophenol‐Catalyzed Claisen Rearrangement and Radical Cyclization: Formation of Furo‐ and Pyrano‐Coumarin Derivatives. (2007) (2)
N‐Iodosuccinimide — An Effective Reagent for Regioselective Heterocyclization of o‐Cyclohex‐2′‐enylanilines for the Synthesis of Hexahydrocarbazoles. (2005) (2)
Synthesis of Sulphur Compounds: Regioselective Synthesis of Thieno[2,3-b]thiophenes by Sulfoxide Rearrangement (2007) (2)
STUDIES IN SIGMATROPIC REARRANGEMENT: THERMAL REARRANGEMENT OF 3-PROP-2′-YNYLOXYBENZOTHIAPYRAN-4-ONES (2002) (2)
Regioselective Synthesis of Bioactive Polyheterocycles: Sequential [3, 3] Sigmatropic Rearrangements of 6-(4-Aryloxybut-2-yn-1-yloxy)[1]Benzopyran-2-Ones (1998) (2)
Synthesis of Cyclic Sulfonamides via Pd-Catalyzed Intramolecular Coupling Reaction: An Expedient Approach to Polycyclic Sultams. (2009) (2)
Studies on Sulfoxide Rearrangement: Synthesis of Dimedone-Anellated Heterocycles. (2002) (2)
Synthesis of Pyrimidine Annelated Heterocycles [1]. Regioselective Heterocyclization of 6-Cyclopent-2-enyl-5-hydroxy-1,3-dimethyl-pyrimidine-2,4(1H,3H)-dione and 5-Cyclopent-2-enyl-6-hydroxy-1,3-dimethylpyrimidine-2,4(1H,3H)-dione (2003) (2)
Phase-Transfer Catalyzed Alkylation of Anthrone and 10-Propargylanthrone. (1988) (2)
SYNTHESIS OF BIOACTIVE HETEROCYCLES: THERMAL [3,3] SIGMATROPIC REARRANGEMENT OF 4-(4′-ARYLOXYBUT-2-YNYLOXY)- 6-METHYL-2-PYRONES (2002) (2)
Novel Synthesis of OxathiocineDerivatives by Wittig Olefination and Intramolecular HeckReaction via an 8-endo-trig Cyclization (2008) (2)
An Expedient Synthesis of Bis‐Fused Benzofuran and a Two‐Directional Ring‐Closing Metathesis for the Synthesis of Bisbenzoxepines and Bisbenzoxocines. (2009) (2)
Palladium‐Catalyzed Intramolecular Biaryl Coupling: A Highly Efficient Avenue for Benzannulated Pyranoquinolines and Julolidine Derivatives. (2009) (2)
Studies in Amine Oxide Rearrangement: Meisenheimer Rearrangement of m‐Substituted Tertiary Amine Oxides. (2006) (2)
Regioselective synthesis of polyheterocyclic scaffolds by sequential [3,3] sigmatropic rearrangements and pyridine hydrotribromide mediated heterocyclization (2007) (2)
Effect of Substitution in Stannic Chloride–Mediated Heterocyclization of 4‐Allyl‐3‐hydroxyquinolin‐2(1H)‐ones (2006) (2)
C ? C bond formation by radical cyclization: Facile syntheses of [6,6]pyranothiopyrans and [6,6]pyridothiopyrans (2009) (2)
Intramolecular Azide—Alkyne [3 + 2] Cycloaddition: A Versatile Route for the Synthesis of 1,2,3-Triazole Fused Dibenzo[1,5]diazocine Derivatives. (2010) (2)
Regioselective Synthesis of Bioactive Heterocycles by Radical Cyclization (2008) (2)
SnCl4—I2 Mediated Regioselective 6-endo- and 5-exo-Cyclization of ortho-Allylenols. (2006) (2)
Studies in Sigmatropic Rearrangement: Synthesis of a [6,6]Pyranothiopyran Ring System by Sequential Claisen Rearrangement and Pyridine Hydrotribromide Mediated Regioselective “6-Endo” Cyclization. (2002) (2)
Regioselective Synthesis of 1,8-Naphthyridinone-Annulated Oxygen and Sulfur Heterocycles by Tri-n-butyl Tinhydride–Mediated Aryl Radical Cyclization (2008) (2)
Unusual Reduction of a Lactone Carbonyl in a Bu3SnCl and Na(CN)BH3 Mediated Radical Cyclization of 3‐(o‐Bromophenoxymethyl)coumarins. (2004) (2)
Synthesis of Polycyclic Sultams by Palladium‐Catalyzed Intramolecular Cyclization. (2010) (2)
Effect of thyroid hormone depletion on monoamines and expression patterns of catfish GnRH in the air-breathing catfish, Clarias gariepinus (2005) (2)
FACILE ALKYLATIVE CYCLISATION : REGIOSELECTIVITY IN THE SYNTHESIS OF 2-METHYL-4H-THIENO2,3-B1BENZOTHIOPYRAN-4-ONES AND THIOPYRANO2,3-B1BENZOTHIOPYRAN- 6-(4H)-ONES (1994) (1)
Wittig Olefination and Thiol Mediated 7‐endo‐Trig Radical Cyclization: Novel Synthesis of Oxepin Derivatives. (2009) (1)
Catalyst-Free Synthesis of Coumarin-, Quinolone- and Pyridine-Annulated Oxazole Derivatives. (2012) (1)
Regioselective Synthesis of Benzofuran‐Annulated Six‐Membered Sulfur Heterocycles by Aryl Radical Cyclization (2007) (1)
FRAGMENTATIONS OF BENZO(b)THIOPHENES UNDER ELECTRON IMPACT (1976) (1)
Regioselective Synthesis of 1H,3H,6H[2]Benzopyrano[4,3‐d]pyrimidine‐2,4‐diones and 12H‐Benzopyrano[3,2‐c][1]benzopyran‐5‐ones by Radical Cyclization. (2003) (1)
Bu 3 SnH Assisted Radical Cyclization Towards the Synthesis of Pyrimidine-annulated Spirocyclic and [6,6] Fused Sulfur Heterocycles (2014) (1)
Studies on Amine Oxide Rearrangement: Synthesis of Pyrrolo[3,2-c][1]benzothiopyran-4-one. (2006) (1)
Iron/Palladium-Catalyzed Intramolecular Hydroamination: An Expedient Synthesis of Pyrrole-Annulated Coumarin and Quinolone Derivatives. (2011) (1)
Regioselective synthesis of 4 -aryloxymethylene -2,3,5-trihydrothiopyrano [3,2 -b]indoles by the Thio-Claisen Rearrangement of 3 -(4' -aryloxybut -2' -ynylthio )indoles (2007) (1)
Synthesis of Highly Substituted Dibenzoazocine Derivatives by the aza-Claisen Rearrangement and Intramolecular Heck Reaction via 8-exo-Trig Mode of Cyclization. (2009) (1)
Palladium-Mediated Bis- and Tris-biaryl Heck Coupling for the Synthesis of Heterocycles. (2008) (1)
Synthesis of Carbazoles from O‐Cyclohex‐2‐enylanilines. (1998) (1)
Palladium(0)‐Catalyzed Intramolecular Heck Reaction: A Resourceful Route for the Synthesis of Naphthoxepine and Naphthoxocine Derivatives. (2010) (1)
Concise Synthesis of Pyrimido‐Azocine Derivatives via Aza‐Claisen Rearrangement and Intramolecular Heck Reaction. (2010) (1)
Unusual Ring Contraction of 3H-Pyrano[2,3-c]quinolin-5(6H)-ones to Furo[2,3-c]quinolin-4(5H)-ones. (1999) (1)
N‐Iodosuccinimide: An Efficient Reagent for Regioselective Heterocyclization of 3‐Allyl‐4‐hydroxy[1]benzopyran‐2‐ones. (2004) (1)
Regioselective Synthesis of Pyrimidine‐Annulated Spiro‐dihydrofurans by Silver‐Catalyzed 5‐endo‐dig Cyclization. (2011) (1)
Lewis Acid Catalyzed Claisen Rearrangement: Regioselective Synthesis of Oxygen, Nitrogen, and Sulfur Heterocycles. (2008) (1)
One‐Pot Efficient Green Synthesis of Spirooxindole‐Annulated Thiopyran Derivatives via Knoevenagel Condensation Followed by Michael Addition. (2012) (1)
Synthesis and Characterization of Symmetrical Eight Aromatic Ring Containing Bent-Shaped Material Derived from Benzophenone (2010) (1)
Indium(III) Chloride Catalyzed Convergent, Regioselective Synthesis of Annulated Quinoline and Pyridine Derivatives. (2012) (1)
Regioselective Alkylation of 4‐Hydroxy‐1‐benzothiopyran‐2(H)‐thione. (1991) (1)
Molecular Iodine Mediated Intramolecular Cyclization: An Efficient Method for the Synthesis of Benzoxepine Derivatives. (2010) (1)
Thiol-Mediated 8-endo-Trig Radical Cyclization: An Easy Access to Medium-Sized Cyclic Ethers. (2008) (1)
CYCLISATION OF 3-CYCLOPENT-2-ENYL-4-HYDROXY1BENZOPYRAN-2-ONE (1998) (1)
Regioselective Synthesis of 4-Aryloxymethyl-2H-pyrano(3,2-c)benzopyran-5H-one from 1-Aryloxy-4-(4′-coumarinyloxy)but-2-yne. (1989) (1)
New Efficient Synthesis of Pyrido[2,3‐c]coumarin Derivatives by Palladium‐Catalyzed Heck Cyclization. (2008) (1)
A Regioselective Synthesis of 2‐Alkylfuro(3,2‐c)quinolin‐4(5H)‐ones. (1991) (1)
Combined spectroscopic and molecular docking study of binding interaction of pyrano (3, 2-f) quinoline derivatives with bovine serum albumins and its application in mammalian cell imaging (2015) (1)
Regioselective Synthesis of Bioactive Spiro Heterocyclic Compounds Containing Both Indoline and Quinolone Moieties by Aryl Radical Cyclization. (2009) (1)
Studies in Pyrimidine‐Anellated Heterocycles by Tandem Cyclization: Regioselective Synthesis of [6,6]Pyranopyran by Intramolecular [1,6] Michael Addition. (1999) (1)
Efficient, One-Pot Synthesis of Pyrido[3,2-d]pyrimidine Derivatives. (2011) (1)
Synthesis of Linear Heterocycles: Thermal Sigmatropic Rearrangement of 4-(4-Aryloxybut-2-ynyloxy)[1]benzopyran-2-thiones. (2001) (1)
COMPETITIVE STUDY OF MEISENHEIMER REARRANGEMENT IN A SUBSTRATE TERTIARY AMINE WITH ALLYLIC AND PROPARGYLIC MOIETIES (1998) (1)
Studies on Sigmatropic Rearrangements: Regioselective Synthesis of Coumarins, Quinolones and Thiocoumarins with 3,4-Fused Pyran or Furan Ring Systems by Claisen Rearrangement (1999) (1)
Interaction of bovine serum albumin with synthetic spiropyrimidines (2016) (1)
Regioselective Synthesis of 7‐Acetyl‐11c‐methyl‐4b,5,7,11c‐tetrahydro[1]benzofuro [2′,3′:4,5]thiopyrano[2,3‐b]indoles by Sequential Claisen Rearrangement of 2‐(4′‐Aryloxybut‐2′‐ynylthio)‐1‐acetylindoles. (2006) (1)
An Efficient Route to Thieno[2,3-d]pyrimidine Derivatives by Tandem [2,3] and [3,3] Sigmatropic Rearrangement (SUPPORTING DATA) (2006) (1)
An Efficient Ligand-Free Ferric Chloride Catalyzed Synthesis of Annulated 1,4-Thiazine-3-one Derivatives. (2014) (1)
Facile Regioselective Synthesis of Pyrrolo-Pyrones: Tandem Reaction of 4- N-(4 -Aryloxy-2 -ynyl), N-Methyl Pyran-2-Ones with 3-Chloroperoxybenzoic Acid (2005) (1)
Synthesis of 1‐Alkoxy‐1,2,3,4‐tetrahydrocarbazoles by Mercury(II)‐ Mediated Heterocyclization of 2‐Cyclohex‐2′‐enyl‐N‐alkylanilines. (1997) (1)
Novel Synthesis of Heterocycle-Annulated Azocine Derivatives of Biological Relevance by Aromatic Aza-Claisen Rearrangement and Intramolecular Heck Reaction. (2010) (1)
Synthesis of Novel Pyrano[3,2‐f]quinoline, Phenanthroline Derivatives and Studies of Their Interactions with Proteins: An Application in Mammalian Cell Imaging. (2014) (1)
Regioselective Synthesis of 3‐(Aryloxyacetyl)‐2,3‐dihydrothieno[2,3‐b][1]benzothiopyran‐4‐ones via Tandem Cyclization. (2004) (1)
PdI2‐Catalyzed Synthesis of Heterocycles (2005) (1)
Dihydro-3H-chromeno[3,4-b][4,7]phenanthrolin-3-one and Chromeno[4,3-b]pyrano[3,2-f]quinolin-3(13H)-one Derivatives by Aza-Diels—Alder Reaction. (2011) (1)
Pyridine Hydrotribromide Mediated Regioselective Cyclization of ortho‐ Cyclohexenylphenols. (1993) (1)
Studies in Sigmatropic Rearrangement: Rearrangement of 4-(4- Alkylsubstituted-aryloxybut-2-ynyloxy)(1)benzopyran-2-ones. (1994) (1)
Carbon‐13 NMR spectra of 1,6‐bis derivatives of hexa‐2,4‐diynes (1988) (1)
Regioselective Synthesis of Thiopyrano[3,2-c][1]benzothiopyran-5(2H)-one and Thieno[3,2-c][1]benzothiopyran-4(2H)-one. (2007) (1)
Synthesis of Coumarin‐ and Quinolone‐Annulated Benzazocinone Frameworks by a Palladium‐Catalyzed Intramolecular Heck Reaction. (2012) (1)
Regioselective Synthesis of Heterocyclic Scaffold by Aryl Radical Cyclization. (2008) (1)
Unusual Product from Condensative Cyclization: Pyrano[3,2‐f]quinolin‐3,10‐diones from 6‐Amino‐5‐[(trimethylsilyl)ethynyl]‐2H‐chromen‐2‐one and Aryl Aldehydes. (2010) (1)
Synthesis of Bioactive Heterocycles: One-Pot Regioselective Synthesis of Pyrano[3,2-f]benzo[b]thiophene Derivatives. (1999) (1)
Studies in Sigmatropic Rearrangement: Synthesis of 4-Aryloxy-methylene-1,7-dimethyl-1,2,3-trihydropyridino [3,2-c]pyran-5-ones. (2001) (1)
Metal‐Catalyzed Heterocyclization: Synthesis of Five‐ and Six‐Membered Nitrogen Heterocycles Through Carbon—Nitrogen Bond‐Forming Reactions (2011) (1)
Advances in Metal-Free Heterocycle-Based Columnar Liquid Crystals (2013) (1)
Aromatic Electrophilic Substitution vs. Intramolecular Wittig Reaction: Vinyltriphenylphosphonium Salt Mediated Synthesis of 4‐Carboxyalkyl‐8‐formyl Coumarins. (2011) (1)
Efficient One-Pot Synthesis of Substituted 4,7-Phenanthroline, Pyrano[3,2-f]quinoline and Pyrano[3,2-g]quinoline Derivatives by Aza-Diels—Alder Reaction. (2011) (1)
A New Efficient Method for the Synthesis of 3,4‐Dihydro‐2H‐1,4‐benzoxazines via Iodocyclization. (2011) (1)
A Facile Regioselective Synthesis of Tetracyclic Sulphur Heterocycles by Tandem Thio-Claisen Rearrangement (SUPPORTING DATA) (2007) (1)
Regioselective Synthesis of Annulated Quinoline and Pyridine Derivatives by Silver-Catalyzed 6-endo-dig Cycloisomerization. (2011) (1)
Studies in (3,3) Sigmatropic Rearrangements: Facile Regioselective Synthesis of Furo(2,3‐c)quinolin‐4(5H)‐ones and 3H‐Pyrano(2,3‐c) quinolin‐5(6H)‐ones. (1996) (1)
Regioselective Synthesis of 4-(Aryloxymethyl)thiopyrano(2,3-b)(1) benzothiopyran-5(2H)-ones. (1992) (1)
Catalyst‐Free 1,3‐Dipolar Cycloaddition: An Efficient Route for the Formation of the 1,2,3‐Triazole‐Fused Diazepinone Framework. (2010) (1)
Synthesis of Oxepin-Annulated Quinolone Heterocycles by Ruthenium Catalyzed Enyne Bond Reorganization/Diels—Alder Reaction. (2008) (1)
Facile Regioselective Synthesis of Benzofuran-Annulated Six-Membered Sulfur Heterocycles and the Occurrence of Thermal [1,3] Sigmatropic Rearrangement (2011) (1)
Synthesis of Spiro‐pyridopyridine Analogues by Grubbs′ Catalyst Mediated Alkene and Enyne Metathesis Reaction. (2006) (1)
Synthesis of Oxathiocine Derivatives by Palladium-Catalyzed Intramolecular Heck Reaction. (2010) (1)
A Green Synthesis of Angularly Fused Furano-Pyrone/Coumarin and Quinolone Derivatives via Molecular Iodine Mediated 5-exo-trig Cyclization in Aqueous Micelles. (2011) (1)
Recent Developments in Palladium‐Catalyzed Formation of Five‐ and Six‐Membered Fused Heterocycles (2012) (1)
Regioselective Synthesis of 3-(aryloxyacetyl)-2,3-dihydrothieno[3,2-c][1] benzothiopyran-4-ones: A Tandem [2,3] and [3,3]sigmatropic Rearrangement Approach (2005) (1)
A new ring expansion of a benzofurobenzopyran into benzofurobenzoxepinone derivatives (1970) (1)
A Reductive Mizoroki—Heck Approach to Dibenzo[b,e]oxepine. (2013) (1)
Synthesis of Tricyclic and Tetracyclic Sultones by Pd-Catalyzed Intramolecular Cyclization. (2009) (1)
A Convenient Synthesis of Pyrrolopyridines and 2-Substituted Indoles by Gold-Catalyzed Cycloisomerization. (2009) (1)
Cu(OTf)2‐Catalyzed Dehydrogenative C—H Activation under Atmospheric Oxygen: An Expedient Approach to Pyrrolo[3,2‐d]pyrimidine Derivatives. (2013) (1)
Regioselective Synthesis of Coumarin and Quinolone-Annulated Spiro Heterocycles via Aryl Radical Cyclization (2005) (1)
aza‐Claisen rearrangement (2002) (1)
Thiochromenone-Anellated Heterocycles: Regioselective Synthesis of Furo[3,2-b]thiochromen-9-ones. (2001) (1)
Studies of Bioactive Heterocycles: Amino Claisen Rearrangement of 4‐N‐(4‐Aryloxybut‐2‐ynyl),N‐methylaminocoumarins. (2002) (1)
Regioselective Unusual Formation of Spirocyclic 4-{2′-Benzo(2′,3′-dihydro)furo}-9-methyl-2,3,9-trihydrothiopyrano [2,3-b]indole by 4-exo-trig Aryl Radical Cyclization and Rearrangement. (2007) (1)
Studies in Thio‐Claisen Rearrangement: Facile Regioselective Synthesis of 2H‐Thiopyrano[3,2‐c]quinolin‐5(6H)‐ones (2005) (0)
Catalyst-Free Regioselective Synthesis of Benzopyran-Annulated Thiopyrano[2,3-b]thiochromen-5-(4H)-one Derivatives by Domino-Knoevenagel-hetero-Diels—Alder Reaction of Terminal Alkynes with 4-Hydroxy Dithiocoumarin in Aqueous Medium. (2010) (0)
Studies on the Cyclization of 4-(2′-Cyclohexenyl)-3-hydroxy(1)benzopyran-2-one. (1990) (0)
Palladium‐Mediated Reductive Heck Cyclization for the Formation of Dibenzoazepinone Framework. (2010) (0)
Broensted Acid-Promoted Synthesis of Common Heterocycles and Related Bio-Active and Functional Molecules (2016) (0)
Regioselective Synthesis of Oxepin and Oxocin Annulated Quinoline Heterocycles by Ring-Closing Metathesis. (2008) (0)
Studies on Sulfoxide Rearrangements: Regioselective Synthesis of 3-(Aryloxyacetyl)-2,3-dihydrothieno[3,2-c][1]benzopyran-4-ones. (2010) (0)
Studies in Sigmatropic Rearrangement: Thermal Rearrangement of 3‐(4′‐Aryloxybut‐2‐ynyloxy)thiochromen‐4‐ones. (2002) (0)
Regioselective Synthesis of Benzofuran-Annulated Six-Membered Sulfur Heterocycles by Aryl Radical Cyclization. (2008) (0)
Synthesis of Potentially Bioactive Heterocycles: Thermal [3,3]Sigmatropic Rearrangement of 4‐(4′‐Aryloxybut‐2′‐ynyloxy)‐6‐methyl‐2‐pyridone. (2006) (0)
Sequential (3,3) Sigmatropic Rearrangements of 7-(4-Aryloxybut-2-yn-1- yloxy)(1)benzopyran-4-ones: Regioselective Synthesis of Polyheterocycles. (1995) (0)
Tandem Claisen Rearrangement and Ruthenium‐Catalyzed Enyne Bond Reorganization as a Route to the Synthesis of Tricyclic 1,8‐Naphthyridinones. (2006) (0)
An Expedient Approach for the Synthesis of Pyrrolo[3,2-d]pyrimidines (9-Deazaxanthines) and Furo[3,2-d]pyrimidine via Radical Cyclization. (2010) (0)
Palladium-Mediated Direct Synthesis of N-Substituted 4-Methyl- and 4-Ethylisoquinolone Derivatives. (2009) (0)
Regioselective Synthesis of Substituted Pyrrolopyridines Based on Pd(II)-Mediated Cross Coupling and Base Induced Heteroannulation. (2008) (0)
An Atom-Economical Approach to the Synthesis of Potentially Bioactive 2H-Chromenes via CuI-Catalyzed Reactions of Alkyl/Aryl-(E)-(o-Propargyloxy)styryl Ketones. (2012) (0)
Synthesis of Bioactive Heterocycles: Sigmatropic Rearrangements of 1,3-Dimethyl-6- [methyl(4-aryloxybut-2-ynyl)amino]pyrimidine-2,4(1H,3H)-diones. (2001) (0)
C—C Bond Formation by Radical Cyclization: Facile Syntheses of [6,6]Pyranothiopyrans (IV)/(V) and [6,6]Pyridothiopyrans (IX). (2010) (0)
Studies in Competitive [3,3] Sigmatropic Rearrangement: Synthesis of Oxygen Heterocycles. (2000) (0)
Reactions of 1,4‐Dichlorobut‐2‐yne Derivatives Leading to Heterocycles (1999) (0)
Copper(I)-Catalyst-Free Approach for the Synthesis of Chromene-Fused Pyrido[3,2-d]pyrimidines by Lewis Acid Catalyzed Aza-Diels—Alder Reaction. (2011) (0)
Facile Alkylative Cyclization: Regioselectivity in the Synthesis of 2- Methyl-4H-thieno(2,3-b)(1)benzothiopyran-4-ones and Thiopyrano(2,3-b)( 1)benzothiopyran-5-(4H)-ones. (1994) (0)
Phase‐Transfer Catalysed Alkylation of 6(5H)‐Phenanthridinone and 6(5H) ‐Phenanthridinethione. (1991) (0)
Metal-Mediated Heterocyclization: Synthesis of Heterocyclic Compounds Containing More than One Heteroatom Through Carbon—Heteroatom Bond-Forming Reactions (2010) (0)
Regioselective Synthesis of Polyheterocyclic Scaffolds by Sequential [3,3] Sigmatropic Rearrangements and Pyridine Hydrotribromide Mediated Heterocyclization. (2008) (0)
Palladium‐Catalyzed Intramolecular Arylation of Pyrimidines: A Novel and Expedient Avenue to Benzannulated Pyridopyrimidines (2009) (0)
Regioselective Synthesis of Chromeno[4,3‐c]isoquinolin‐11‐ones by Radical Cyclization (2005) (0)
Regioselective Synthesis of Polyheterocycles from 4‐Cyclohex‐2‐enyl‐3‐ hydroxy‐1‐methylquinolin‐2(1H)‐one. (2010) (0)
Regioselective Synthesis of 2H‐Benzothiopyrano[3,2‐d]quinolin‐7(8H)‐ones by Tri‐n‐butyltinhydride‐Mediated Radical Cyclization. (2007) (0)
Studies in Sigmatropic Rearrangement: Thermal Rearrangement of 3-Prop-2′-ynyloxybenzothiapyran-4-ones. (2003) (0)
Synthesis of 3‐Iodopyrrolocoumarins via Iodine‐Induced 5‐endo‐dig Electrophilic Cyclization (2012) (0)
Regioselective Synthesis of Thiopyrano(2,3-b)(1)benzopyran-5(2H)-ones. (2010) (0)
Sequential [3,3]Sigmatropic Rearrangement: Regioselective Synthesis of Dimedone-Annulated Heterocycles. (2006) (0)
A Facile Regioselective Synthesis of Tetracyclic Sulfur Heterocycles by Tandem Thio-Claisen Rearrangement. (2007) (0)
Novel Synthesis of Medium-Sized Heterocycles by Palladium-Catalyzed Intramolecular Heck Reaction via 9-endo-trig Mode of Cyclization. (2009) (0)
Regioselective Synthesis of Flindersine Analogues. (1993) (0)
An Unusual Iodocyclization: An Efficient Synthesis of Pyrimidine‐Anellated Spiro‐heterocycles. (2012) (0)
Multicomponent Aza-Diels-Alder Synthesis of Phenanthrolinesand Pyranoquinolines (2011) (0)
Palladium‐Catalyzed Tethered Intramolecular Arylation: An Unusual Synthesis of Linearly Fused Pyridocoumarin Derivatives. (2011) (0)
A Novel Straightforward Synthesis of 2,4,6‐Triaryl‐1,3,5‐triazines via Copper‐Catalyzed Cyclization of N‐Benzylbenzamidines. (2015) (0)
Regioselective Synthesis of Thieno[2,3-b]indoles by Tandem Cyclization Involving Sequential Sigmatropic Rearrangements. (2006) (0)
Carbon‐13 NMR spectra of 1‐substituted prop‐2‐ynes and 1,4‐bis‐derivatives of but‐2‐yne (1992) (0)
Thiol‐Mediated Radical Cyclizations. (2009) (0)
Synthesis of Furo[2,3-c]quinolin-4(5H)-ones. (2000) (0)
New Heck Coupling Strategies for the Arylation of Secondary and Tertiary Amides via Palladium‐Catalyzed Intramolecular Cyclization. (2008) (0)
Synthesis of Pyrimidine-Annulated Heterocycles: Facile Sulfoxide Rearrangement of 1,3-Dimethyl-5-(aryloxybut-2-ynylthio) Pyrimidine-2,4-dione. (2007) (0)
BF3·OEt2‐Mediated 1,3‐Hydride Shift Followed by 6π Electrocyclization: An Efficient Route for the Synthesis of Pyridopyrimidine, Pyranoquinoline, and Phenanthroline Derivatives. (2012) (0)
Pyridine Hydrobromide Perbromide Mediated Regioselective Heterocyclization of ortho-Cyclohexenyl Phenols. (1996) (0)
8.35 – Three Heterocyclic Rings Fused (5:5:5) (1996) (0)
Studies in (3,3)Sigmatropic Rearrangements: Rearrangement of 4-Methyl-7-(p-tolyloxybut-2-ynyloxy)benzopyran-2-one. (1990) (0)
Concise Access to Pyrimidine-Annulated Azepine and Azocine Derivatives by Ruthenium-Catalyzed Ring-Closing Metathesis. (2010) (0)
Iron(III) Chloride Catalyzed Synthesis of Functionalized Spiropyrimidines. (2014) (0)
Regioselective Synthesis of Pentacyclic Polyheterocycles: Sequential [3,3] Sigmatropic Rearrangement of 4-(4′-Aryloxybut-2′-ynyloxy)-1-phenyl-1,8-naphthyridin-2(1H)-ones. (2007) (0)
Regioselective Heterocyclization of 3‐(Cyclohex‐2′‐enyl)‐4‐hydroxy‐6‐methylpyran‐2‐one. (2003) (0)
Synthesis of Heterocycle-Annulated Medium-Sized Oxacycles and Lactone Derivative by Intramolecular Heck Reaction. (2009) (0)
Studies in [3,3] Sigmatropic Rearrangement: Regioselective Cyclization of 5‐(Cyclohex‐2‐enyl)‐6‐hydroxy‐1‐methylquinolin‐2(1H)‐one. (2010) (0)
Facile Synthesis of Coumarin- and Quinolone-Annulated Benzazoninone Derivatives by an Intramolecular Heck Reaction Strategy via 9-exo-trig Cyclization. (2011) (0)
SYNTHESIS OF HEXAHYDRO-1,3,5-TRICARBALKOXY-S-TRIAZINES, OCTAHYDRO-1,3,5,7-TETRACARBALKOXY TETRAZOCINES AND THEIR INTERCONVERTIBILITY (1975) (0)
Radical‐Mediated Cyclization Reactions Leading to Spiro and [6,6]‐Fused Heterocycles. (2007) (0)
Further Rearrangement of Meisenheimer Products of Allyl Aryl Amine Oxides. (1997) (0)
Regioselective Synthesis of Chromeno[4′,3′:4,5]pyrano[3,2-c][1,8]naphthyridin-13-one Derivatives by Domino Knoevenagel—Hetero-Diels—Alder Reactions. (2012) (0)
paperK-10 Catalyzed, Microwave-Assisted Cyclization of Acetylenic Amines: An Efficient Synthesis of Pyrrolocoumarins and Pyrroloquinolones (2012) (0)
Synthesis of Bioactive Polyheterocycles: Regioselective Cyclization of 5-Cyclohex-2-enyl-6-hydroxy[1]benzopyran-2-one. (1998) (0)
A Reinvestigation of the Reaction of Anthrone with Propargyl Bromide. (1989) (0)
An Unusual One-Pot Synthesis of 3-Benzoylcoumarins (III), (V) and Coumarin-3-carbaldehydes (VII) from 2-Hydroxybenzaldehydes under Esterification Conditions. (2012) (0)
Synthesis of Sulfur Heterocycles by Thio‐Claisen Rearrangement. (2004) (0)
Facile Regioselective Synthesis of Pyrano(3,2-c)(1)benzothiopyran-5(2H)-one and 2-Methylfuro(3,2-c)(1)benzothiopyran-4-one. (1990) (0)
Regioselective Synthesis of [4b,12c-cis]-Δ6a,12b-4b,5,12c,13-Tetrahydropyrano [2,3-c:4,5-c′]bis[1]benzopyran-7-one. (2001) (0)
New Efficient RCM-Mediated Synthesis of Pyrrolidine Derivatives. (2009) (0)
Effect of Substitution in Stannic Chloride-Mediated Heterocyclization of 4-Allyl-3-hydroxyquinolin-2(1H)-ones. (2007) (0)
REACTIONS OF 6,8-DIOXABICYCLO(3.2.1)OCT-3-ENE AND 6,8-DIOXABICYCLO(3.2.1)OCT-2-ENE WITH LITHIUM ALUMINUM HYDRIDE (1984) (0)
Synthesis of 10-Alkyl-9-allenylanthracenes Involving (3,4)Sigmatropic Rearrangement. (1989) (0)
A Short Route to [1,2,3]‐Triazolyl Coumarin and Quinolone Derivatives by Cu(I) Catalyzed 1,3‐Dipolar Cycloaddition and Fluorescence Studies. (2009) (0)
Regioselective Synthesis of Coumarin-Annulated Polyheterocycles by [3,3] Sigmatropic Rearrangement. (2007) (0)
Reaction of Anthrone with Propargyl Bromide: A Novel Synthesis of 2-Methylanthra(9,1-bc)pyran. (1987) (0)
Bis-Fused Benzofurans, Bisbenzoxepines, and Bisbenzoxocines (2009) (0)
An Efficient One-Pot Strategy for the Synthesis of Triazole-Fused 1,4-Benzodiazepinones from N-Substituted 2-Azidobenzamides. (2014) (0)
Carbon—Carbon Bond Formation by Radical Cyclization: Regioselective Synthesis of Coumarin-Annulated Sulfur Heterocycles. (2004) (0)
Alkylation of Acridone and Thioacridone. (1988) (0)
Novel Synthesis of Nine-Membered Oxa-Heterocycles by Pd(0)-Catalyzed Intramolecular Heck Reaction via Unusual 9-endo-trig-Mode Cyclization. (2008) (0)
Regioselective Synthesis of 4‐Aryloxymethylene‐2,3,5‐trihydrothiopyrano[3,2‐b]indoles by the thio‐Claisen Rearrangement of 3‐(4′‐Aryloxybut‐2′‐ynylthio)indoles. (2008) (0)
Studies in sigmatropic rearrangement: synthesis of 3,11a-dimethyl-6a,11a-dihydro-1H,6H-pyrano[3',4':5,6]thiopyrano[4,3-b][1]benzofuran-1-one (2004) (0)
Aluminum Chloride Catalyzed Claisen Rearrangement: Synthesis of Polyheterocycles Containing Oxygen, Nitrogen, and Sulfur. (2008) (0)
Regioselective Synthesis of Coumarin‐ and Quinolone‐Annulated Linearly Fused Heterocycles by the Intramolecular Heck Reaction of the Biaryl Systems. (2008) (0)
Phase-Transfer-Catalyzed Alkylation of 3-Hydroxycoumarin. (1990) (0)
Regioselective Synthesis of Heterocycles by Sigmatropic Rearrangement: Passage to 3,11a-Dimethyl-6a,11a-dihydro-1H,6H-pyrano[3′,4′:5,6]thiopyrano[4,3-b] [1]benzofuran-1-one. (2003) (0)
Sequential (3,3)Sigmatropic Rearrangement of 1-Aryloxy-4-(4′- coumarinyloxy)but-2-ynes, e.g. (I). (1994) (0)
Regioselective Synthesis of Pyrano[3,2-c]pyrimidine Derivatives via a Palladium-Catalyzed Unusual [1,3] Aryloxy Shift and Cycloisomerization: First Report of a [1,3] Shift of an Aryloxy Group. (2008) (0)
Efficient and Short Route for the Regioselective Synthesis of Highly Substituted, Angularly Fused Furano‐, Pyrano‐, and Pyrrolocoumarin/Quinolone Derivatives by Metal‐Mediated Cyclization. (2010) (0)
Pd(0)‐Catalyzed Intramolecular Heck Reaction: A Versatile Route for the Synthesis of Dibenzoazocinone Derivatives. (2009) (0)
Cyclization of 4‐(2‐Cyclopentenyl)‐3‐hydroxy(1)benzopyran‐2‐ones. (1993) (0)
PROTON-NMR SPECTRA OF 3-SUBSTITUTED PROPYNES AND 1,4-BIS DERIVATIVES OF 2-BUTYNE (1992) (0)
Three Heterocyclic Rings Fused (5-5-5) (2008) (0)
Studies in Sigmatropic Rearrangement of 3‐(4‐Aryloxybut‐2‐ynyloxy)‐1‐ methylquinolin‐2‐ones: Synthesis of 3H‐Pyrano(2,3‐c)quinolin‐5(6H)‐ ones and Furo(2,3‐c)quinolin‐4(5H)‐ones. (1997) (0)
Synthesis of Azepine‐ and Azocine‐Annulated Heterocycles by Aromatic Aza‐Claisen Rearrangement and Ring‐Closing Metathesis. (2010) (0)
Amino‐Claisen versus Oxy‐Claisen Rearrangement: Regioselective Synthesis of Pyrrolocoumarin Derivatives. (2008) (0)
Studies on Amine Oxide Rearrangement: An Unusual Product from the Reaction of 1-Phenoxy-4-tetrahydroquinolylbut-2-yne with m-Chloroperbenzoic Acid. (1987) (0)
Synthesis of Pyrimidine-Anellated Heterocycles: Regioselective Synthesis of 1,3,6-Trialkylthieno[3,2-d]pyrimidine-2,4-diones. (2001) (0)
Regioselective Unusual Formation of Spirocyclic 4-{3′-Benzo(2′,3′-dihydro)furo}-9-methyl-2,3,9-trihydrothiopyrano [2,3-b]indole by Acid-Catalyzed Reaction of Enol Ethers. (2009) (0)
Studies in Sulfoxide Rearrangement: Regioselective Synthesis of Thieno[3,2-f]quinolin-7(6H)-one Derivatives. (1999) (0)
Novel Synthesis of Oxathiocine Derivatives by Wittig Olefination and Intramolecular Heck Reaction via an 8-endo-Trig Cyclization. (2008) (0)
Regioselective Synthesis of Pyrimidine Anellated Heterocycles from 6‐(Cyclohex‐2‐enyl)‐1,3‐dimethyl‐5‐hydroxyuracil. (2001) (0)
Green Synthesis of Benzopyran‐Annulated Thiopyrano[2,3‐b]thiochromen‐5(4H)‐ones by Domino Knoevenagel—Hetero‐Diels—Alder Reaction. (2011) (0)
Mercury(II)-Mediated Heterocyclization of 2-Cyclohex-2′-enyl-N-methylaniline. (1990) (0)
Recent Developments in the Synthesis of Fused Sultams (2012) (0)
Thiophenol‐Mediated Radical Cyclization: An Expedient Approach to 2H‐Pyrrolo[3,2‐d]pyrimidines (9‐Deazaxanthine Analogues). (2011) (0)
Cyclization of ortho-Cyclohexenylphenols via Epoxidation. (1996) (0)
Cyclization of 3‐(2‐Cyclohexenyl)‐4‐hydroxy‐1‐benzopyran‐2(H)‐one. (1993) (0)
Palladium-Mediated Reductive Mizoroki—Heck Cyclization Strategy for the Regioselective Formation of Dibenzoazocinone Framework. (2010) (0)
A One-Pot Approach to the Synthesis of Triazolobenzothiadiazepine 1,1-Dioxide Derivatives by Basic Alumina-Supported Azide—Alkyne [3 + 2] Cycloaddition. (2013) (0)
Studies of Bioactive Heterocycles: Facile Thio‐Claisen Rearrangement of Propargylthio[1]benzopyran‐2‐ones. (2002) (0)
An Efficient Route to Thieno[2,3-d]pyrimidine Derivatives by Tandem [2,3] and [3,3] Sigmatropic Rearrangement. (2007) (0)
One-Pot Synthesis of 2-Aryloxymethyl-1-cyanomethyl-5,6-dihydro-4H-pyrrolo(3,2,1-ij)quinoline via Rearrangement of the N-Oxide from 1-Aryloxy-4-tetrahydro-1-quinolylbut-2-yne. (1989) (0)
Studies of (3,3)Sigmatropic Rearrangements: Rearrangement of 3-(4-p-Tolyloxybut-2-ynyloxy)(1)benzopyran-2-one. (1988) (0)
An Unusual Chromone Formation, and Its Rearrangement to a Coumarin. (1994) (0)
Thiophene and Other Sulfur Heterocycles in Natural Product Synthesis (2012) (0)
Copper(II) Triflate Promoted One-Pot Synthesis of Coumarin-, Quinolone-, and Naphthalene-Annulated 2-Aminothiazoles under Ligand-Free Conditions. (2012) (0)
Recent Development in Palladium-Mediated Synthesis of Nitrogen Heterocycles. (2010) (0)
Facile Regioselective Synthesis of 2H‐Thiopyrano[3,2‐c]quinolin‐5(6H)‐ones by Thio‐Claisen Rearrangement. (2002) (0)
Gold‐Catalyzed Heteroannulation and Allyl Migration: Synthesis of Highly Functionalized Indole Derivatives. (2012) (0)
Hexamethylene Tetramine Hydrotribromide Mediated Regioselective Cyclization of ortho-Cyclohexenyl Phenols. (1996) (0)
Copper(II) Acetate Promoted Intramolecular Carboamination of Alkenes: An Efficient Synthesis of Pentacyclic Sultams. (2010) (0)
Regioselective Synthesis of 1,8-Naphthyridinone-Annulated Oxygen and Sulfur Heterocycles by Tri-n-butyl Tinhydride-Mediated Aryl Radical Cyclization. (2009) (0)
Novel Synthesis of 10‐Membered Cyclic Bis‐ethers from 4‐(N‐ Alkylanilino)but‐2‐yn‐1‐ols. (1997) (0)
Palladium‐Mediated Total Synthesis of Bioactive Natural Products (2013) (0)
An Efficient Synthesis of Coumarin- and Quinolone-Annulated Thiazole Derivatives via Ligand-Free Iron (III)-Catalyzed Coupling Followed by Acid-Promoted Condensation. (2013) (0)
Regioselective Synthesis of Pyrano[3,2-f]quinolin-2(7H)-ones and Furo[3,2-f]quinolin-2-ones. (2000) (0)
Palladium-Mediated Bis-arylation of Inactivated and Activated Arenes. (2011) (0)
Regioselective Formation of Medium-Ring Heterocycles of Biological Relevance by Intramolecular Cyclization. (2012) (0)
Synthesis of Substituted Quinolines from N‐Aryl‐N‐(2‐alkynyl)toluenesulfonamides via FeCl3‐Mediated Intramolecular Cyclization and Concomitant Detosylation. (2012) (0)
Synthesis of Pyrimidine-Anellated Heterocycles: Thermal Rearrangement of 1,3-Dimethyl-5-(prop-2-enylthio)pyrimidine-2,4-diones. (2002) (0)
Regioselective Synthesis ofPyrano[3,2- f ]quinolin-2(7 H )-onesand Furo[3,2- f (2000) (0)
Studies on Sequential Claisen Rearrangement: Charge-Accelerated [3,3]-Sigmatropic Rearrangement Leading to Polyheterocycles. (2008) (0)
Novel Synthesis of Medium‐Sized Oxa‐Heterocycles by Palladium‐Catalyzed Intramolecular Heck Reaction. (2008) (0)
MERCURIC ION-CATALYZED HYDRATION OF DERIVATIVES OF 1,4-DICHLORO-2-BUTYNE, HYDRATION OF 1-ARYLOXY-4-ARYLTHIO-2-BUTYNES, 1,4-BIS-(ARYLTHIO)-2-BUTYNES, AND 1,4-BIS-(ARYLSULFONYL)-1-BUTYNES (1975) (0)
Sequential Thermal and Catalyzed Claisen Rearrangements Toward the Synthesis of Thiocoumarin-Annulated Furopyrans. (2008) (0)
Regioselective Synthesis of Biologically Interesting Pentacyclic Polyheterocycles by Sequential Thio-Claisen and AlCl3-Catalyzed Oxy-Claisen Rearangement of 4-(4′-Aryloxybut-2′-ynylthio)-1-phenyl-1,8-naphthyridin-2(1H)-one. (2007) (0)
Studies in (3,4) Sigmatropic Rearrangements: A Novel Synthesis of 9-Allenyl-10-Substituted Anthracenes from 10,10-Disubstituted 9-Anthrols. (1990) (0)
An Efficient Synthesis of Pyrrolocoumarins and Pyrroloquinolones by Acid-Catalyzed Cyclization of Acetylenic Amines in Water. (2011) (0)
C—C Bond Formation by Radical Cyclization: Synthesis of Pyrimidine‐Annulated Heterocycles. (2003) (0)
Synthesis of Benzodiazocine-Annulated Heterocycles by the Implementation of Pd-Catalyzed Intramolecular Heck Reaction. (2010) (0)
Phase‐Transfer Catalyzed Alkylative Elimination: Synthesis of 10‐ Enynyl Acridones from Acridones and 1‐Aryloxy‐4‐chlorobut‐2‐ynes. (1994) (0)
CuCl2‐Catalyzed Regioselective Dehydrogenative C—H Activation: Synthesis of Coumarin, Quinolone, and Naphthalene Based Pyrrolone Derivatives. (2014) (0)
Synthesis of Pyrimidine-Anellated Heterocycles: Regioselective Heterocyclization of 5-(Cyclohex-2-enyl)-1,3-dimethyl-6-hydroxyuracil. (2003) (0)
Regioselective Synthesis of Bioactive Polyheterocycles: Sequential [3,3] Sigmatropic Rearrangements of 6‐(4‐Aryloxybut‐2‐yn‐1‐yloxy)[1]benzopyran‐2‐ones. (1999) (0)
Bu3SnH Assisted Radical Cyclization Towards the Synthesis of Pyrimidine-Annulated Spirocyclic and [6,6] Fused Sulfur Heterocycles. (2014) (0)
Studies on Pyrimidines: Synthesis of Pyrimidine‐Anellated Heterocycles from 5‐Amino‐6‐cyclohex‐2‐enyl‐1,3‐dimethyl‐uracil. (2001) (0)
Synthesis of Oxepin‐ and Oxocin‐Annulated Pyrimidine Derivatives by Claisen Rearrangement and Ring Closing Metathesis/Ring Closing Enyne Metathesis. (2007) (0)
Carbon—Carbon Bond Formation by Radical Cyclization: Regioselective Synthesis of spiro Heterocyclic Compounds by nBu3SnH-Mediated Reaction. (2006) (0)
Highly Effective Regioselective Method for the Synthesis of Substituted Coumarin- and Quinolone-Annulated Heterocycles Using a Palladium(0)-Catalyzed Reaction. (2007) (0)
Intramolecular Cyclization Reaction — Palladium(0)‐Catalyzed Cyclization is More Effective than Tin Hydride Mediated Reaction. (2008) (0)
STUDIES IN THE CLAISEN REARRANGEMENT PART 12, SYNTHESIS OF BENZOFURO(3,2-C)(1)-6A,11A-DIHYDRO-11A-METHYLBENZOPYRANS FROM 1,4-DIARYLOXY-2-BUTYNES (1973) (0)
Competitive [3,3] Sigmatropic Rearrangement of Aryl Propargyl Ether Moiety vs. Propargyl Vinyl Amine Part in 6‐[N‐(4′‐Aryloxybut‐2‐ynyl)N‐methylamino]coumarins. (2007) (0)
Iodine‐Mediated Neighboring Group Assisted Synthesis of Unsymmetrical 1,2‐Diketone/Benzil Derivatives from o‐(Alkynyl)benzamides. (2012) (0)
REGIOSELECTIVE SYNTHESIS OF FURO3,2-C1 BENZOPYRAN-4-ONE AND FURO3,2-CQUINOLIN-4-ONE (1997) (0)
Studies in Aza-Claisen Rearrangement: Synthesis of Dimedone-Anellated Unusual Heterocycles. (2001) (0)
Synthesis and Alkylation of Bis(9-anthryl) Disulfide. (1987) (0)
C—C Bond Formation by Radical Cyclization: Regioselective Synthesis of [6,6]Pyranopyran System. (2007) (0)
Cyclisation of 3-( cyclopent-2-enyJ)-4-hydroxy(1 )benzopyran-2-one t. (1999) (0)
Studies in Amino Claisen Rearrangement. Rearrangement of 3,6-Bis(N-methylanilino)cyclohexene. (1987) (0)
One-Pot Regioselective Synthesis of 3-Benzylthiazolo[3,2-a]indoles by Sequential Sonogashira Coupling Followed by Triethylamine-Induced Cyclization. (2011) (0)
Solid-State Regioselective Cyclization Initiated by the Electrophilic Attack on the Double Bond by N-Bromosuccinimide on Montmorillonite K-10 Clay Support under Microwave Irradiation. (2007) (0)
Synthesis of Pyrimidine Anellated Heterocycles. Regioselective Heterocyclization of 6-Cyclopent-2-enyl-5-hydroxy-1,3-dimethylpyrimidine-2,4(1H,3H)-dione and 5-Cyclopent-2-enyl-6-hydroxy-1,3-dimethylpyrimidine-2,4(1H,3H)-dione. (2003) (0)
Studies on Sigmatropic Rearrangements: Thermal Rearrangement of 3-( meta-Substituted Aryloxymethyl) Coumarins. (1997) (0)
Regioselective Synthesis of 6H‐Pyrano[3,2‐d]pyrimidine‐2,4(1H)‐diones and Furo[3,2‐d]pyrimidine‐2,4(1H)‐diones. (1998) (0)
Recent Development of Broensted Acid-Promoted Synthesis of Quinoline, Isoquinoline and Carboline Derivatives (2014) (0)
REACTIONS OF ARYL PROPARGYL THIOETHER: SYNTHESIS OF SOME 1,6-BIS-DERIVATIVES OF HEXA-2,4-DIYNE (1983) (0)
Domino‐Knoevenagel‐hetero‐Diels—Alder Reactions: An Efficient One‐Step Synthesis of Indole‐Annulated Thiopyranobenzopyran Derivatives. (2009) (0)
Sigmatropic Rearrangement of 3-(Aryloxymethyl)coumarins: A Simple Synthesis of Hydroxylated 3-Benzylcoumarins. (1993) (0)
Regioselective Synthesis of 2H-Pyrano(3,2-c)benzopyran-5H-one and 3H-Pyrano(2,3-c)benzopyran-5H-one. (1989) (0)
Facile Regioselective Synthesis of Benzofuran-Annulated Six-Membered Sulfur Heterocycles and the Occurrence of Thermal [1,3] Sigmatropic Rearrangement. (2011) (0)
Synthesis of Bioactive Heterocycles: Aza-Claisen Rearrangement of 4-N-(4′-Aryloxybut-2′-ynyl),N-methylamino[1]benzothiopyran-2-ones. (2002) (0)
Substitution Alters the Mode of Molecular Iodine Mediated Intramolecular Cyclization: Syntheses of Benzoxepine and Benzo-2H-pyran Derivatives. (2012) (0)
Radical‐Mediated Cyclization Reaction — Regioselective Synthesis of Pyrimidine‐ and Coumarin‐Annulated [6,6]‐Fused Oxygen Heterocycles. (2009) (0)
Studies in Thio-Claisen Rearrangement: Regioselective Synthesis of Thiopyrano[2,3-b]pyran-2-ones and Thieno[2,3-b]pyran-2-ones. (2004) (0)
Studies in Thio-Claisen Rearrangement. Synthesis of Thieno-[3,2-c]-quinolone Derivatives from 4-Allylthioquinolin-2-(1H)-ones. (2005) (0)
The Thio‐Claisen Rearrangement 1980—2001 (2003) (0)
Regioselective Aryl Radical Cyclization: Access to Pyrimidine-Anellated Spiro Heterocycles Through 5-exo Ring Closure. (2005) (0)
Phase Transfer Catalysed Alkylation of 4-Hydroxycoumarin - Synthesis of α,α-Disubstituted o-Hydroxyacetophenones. (1990) (0)
Aryl Radical Cyclization: Regioselective Synthesis of 6a,7,8,12b-Tetrahydro-6H-chromeno[3,4-c]quinolin-6-one. (2008) (0)
Montmorillonite K-10 Catalyzed, Microwave-Assisted Cyclization of Acetylenic Amines: An Efficient Synthesis of Pyrrolocoumarins and Pyrroloquinolones. (2012) (0)
Synthesis of Dimedone‐Anellated Heterocycles: Regioselective Heterocyclization of 2‐(Cyclohex‐2′‐enyl)‐5,5‐dimethyl‐3‐hydroxycyclohex‐2‐enone. (2003) (0)
Regioselective Synthesis of Pentacyclic Heterocycles by Sequential [3,3] Sigmatropic Rearrangement of 2‐(4′‐Aryloxybut‐2′‐ynyl‐mercapto)thiochromen‐4‐ones. (2003) (0)
Regioselective Synthesis of Pyrrolo[2,3‐d]pyrimidine Derivatives by Amine Oxide Rearrangement. (2005) (0)
Synthesis of Thiochromen-4-one-anellated Heterocycles: Regioselective Cyclization of 3-Hydroxy-2-cyclohex-2′-enylthiochromen-4-one. (2003) (0)
Studies in Sigmatropic Rearrangement: Regioselective Synthesis of Thieno[2,3‐b]thiochromen‐4‐one Derivatives. (2002) (0)
Regioselective Synthesis of Pyridoquinolones and Pyridocoumarins via Molecular Iodine-Mediated 6-endo-dig Electrophilic Cyclization. (2011) (0)
Palladium‐Catalyzed Regioselective Oxidation Amination of Alkenes: An Efficient Route to the Synthesis of Pyrrolocoumarin and Pyrroloquinolone Derivatives. (2010) (0)
An Easy Access to Pyrimidine-Fused Azocine Derivatives by Thiophenol-Mediated Radical Cyclization via 8-endo-trig Mode. (2010) (0)
Facile Regioselective Synthesis of Functionalized Heterocycle-Tethered Spiro Compounds via an Intramolecular Electrophilic Ipso-Iodocyclization Process. (2012) (0)
Thiophenol-Mediated Intramolecular Radical Cyclization: An Efficient Method for the Synthesis of Benzoxocine Derivatives. (2009) (0)
Palladium‐Catalyzed One‐Pot Synthesis of Pyrrole‐Annulated Coumarin, Quinolone, and 7‐Aza‐Indole Derivatives. (2012) (0)
Studies of Amine Oxide Rearrangement: An Unusual Product (IV) from the Reaction of 4-(N-Alkylanilino)but-2-yn-1-ol (III) with m- Chloroperoxybenzoic Acid. (1996) (0)
Facile Regioselective Synthesis of 2-Methylfuro(3,2-c)(1)benzopyran-4-one and 2-Methylfuro(2,3-c)(1)benzopyran-4-one. (1990) (0)
Studies in (3.3) Sigmatropic Rearrangement. Regioselective Synthesis of 1-Aryloxymethylpyrano(2,3-c)(1)benzopyran-5(3H)-one and 1-Aryloxymethyl-2-methylfuro(2,3-c)(1)benzopyran-4-one. (1990) (0)
Cyclization of 3‐[Cyclopent‐2‐enyl]‐4‐hydroxy[1]benzopyran‐2‐one. (2010) (0)
Stannic Chloride—Iodine: An Efficient Reagent for Regioselective Synthesis of Furan-Fused Heterocycles. (2008) (0)
Regioselective Synthesis of Pyrano[3,2-f]quinoline and Phenanthroline Derivatives Using Molecular Iodine. (2014) (0)
N‐Iodosuccinimide Mediated Regioselective Heterocyclization of o‐Cyclohex‐2′‐enyl Phenols. (2003) (0)
CCDC 808360: Experimental Crystal Structure Determination (2011) (0)
Multiple specific chromosomal alterations in a rat ascitic histiocytoma 'AK-5'. (1995) (0)

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What Schools Are Affiliated With Krishna C. Majumdar?

Krishna C. Majumdar is affiliated with the following schools:

University of Kalyani
Tezpur University