Leslie Crombie
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English chemist
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Leslie Crombiechemistry Degrees
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Chemistry
Why Is Leslie Crombie Influential?
(Suggest an Edit or Addition)According to Wikipedia, Leslie Crombie FRS FRSC was a British chemist. He was educated at King's College London, where he completed his PhD. He was a lecturer at Imperial College London from 1950 to 1958, professor of organic chemistry at University College, Cardiff from 1963 to 1969, and Sir Jesse Boot Professor of Organic Chemistry at the University of Nottingham from 1969 to 1988, where he was later made an emeritus professor.
Leslie Crombie's Published Works
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Published Works
- Everything you wanted to know about … (1982) (245)
- The phytoalexins of oat leaves: 4H-3,1-benzoxazin-4-ones or amides? (1990) (175)
- Synthesis of the Mammea coumarins. Part 1. The coumarins of the mammea A, B, and C series (1987) (102)
- Pathogenicity of ‘take-all’ fungus to oats: Its relationship to the concentration and detoxification of the four avenacins (1986) (93)
- Distribution of avenacins A-1, A-2, B-1 and B-2 in oat roots: Their fungicidal activity towards ‘take-all’ fungus (1986) (60)
- Nuclear magnetic resonance spectra of the natural pyrethrins and related compounds. (1969) (60)
- Natural product chemistry and its part in the defence against insects and fungi in agriculture (1999) (52)
- Amides of vegetable origin. Part IV. The nature of pellitorine and anacyclin (1955) (52)
- Amides of vegetable origin. Part V. Stereochemistry of conjugated dienes (1955) (51)
- Hashish components. Photochemical production of cannabicyclol from cannabichromene. (1968) (49)
- Synthesis of the Mammea coumarins. Part 2. Experiments in the mammea E series and synthesis of mammea E/AC (1987) (49)
- It's only natural (1988) (48)
- Review article number 135 biosynthesis in the rotenoid group of natural products: applications of isotope methodology. (1998) (46)
- Synthesis of the Mammea coumarins. Part 3. The insecticidal coumarins of the mammea E series, mammea D/BB, and a dihydrocoumarin of the mammea C series (1987) (43)
- Chemistry of the natural pyrethrins. (1961) (40)
- Synthesis of the Mammea coumarins. Part 4. Stereochemical and regiochemical studies, and synthesis of (–)-mammea B/BB (1987) (38)
- Nature's chemicals (1994) (36)
- Extractives of Mammea americana L. Part V. The insecticidal compounds (1972) (35)
- Structures of the oat root resistance factors to ‘take-all’ disease, avenancins A-1, A-2, B-1 and B-2 and their companion substances (1986) (35)
- Natural products of Thailand high Δ1-THC-strain Cannabis. The bibenzyl-spiran-dihydrophenanthrene group: relations with cannabinoids and canniflavones (1982) (34)
- Hydrozirconation methods for natural isobutylamides (anacyclin, pellitorine and its vinylogue) and synthons. (1988) (33)
- 311. Lipids. Part VI. Total synthesis of α- and β-elæostearic and punicic (trichosanic) acid (1957) (32)
- Constitution and absolute configuration of meta,meta-bridged, strained biphenyls from Myrica nagi; X-ray analysis of 16-bromomyricanol (1971) (32)
- Amides of vegetable origin. Part VI. Synthesis of capsaicin (1955) (31)
- Chemistry of Pyrethrins (1995) (30)
- Geometrical isomerism about carbon–carbon double bonds (1952) (30)
- An isotopic study (2H and 18O) of the enzymic conversion of linoleic acid into colneleic acid with carbon chain fracture: the origin of shorter chain aldehydes (1991) (29)
- Acid-catalysed terpenylations of olivetol in the synthesis of cannabinoids (1988) (28)
- Synthesis of bibenzyl cannabinoids, hybrids of two biogenetic series found in Cannabis sativa (1988) (27)
- Chemistry and biosynthesis of natural pyrethrins (1980) (27)
- The biosynthesis of calendic acid, octadeca-(8E,10E, 12Z)-trienoic, acid, by developing marigold seeds: origins of (E,E,Z) and (Z,E,Z) conjugated triene acids in higher plants (1985) (26)
- Synthetic approaches to isobutylamides of insecticidal interest (1987) (24)
- Acetylene Chemistry (1970) (24)
- Amides of vegetable origin. Part XII. A new series of alka-2,4-dienoic tyramine-amides from Anacyclus pyrethrum D.C. (Compositae) (1969) (23)
- Structures of the four avenacins, oat root resistance factors to ‘take-all’ disease (1984) (23)
- Deguelin cyclase, a prenyl to chromen transforming enzyme from Tephrosia vogellii (1992) (23)
- Synthons for general routes to natural insecticidal lipid isobutylamides (1985) (23)
- The mass spectra of the pyrethrins and related compounds (1973) (23)
- Rotenoids and their biosynthesis (1984) (23)
- Total synthesis of the macrocyclic diterpene (–)-casbene, the putative biogenetic precursor of lathyrane, tigliane, ingenane, and related terpenoid structures (1980) (22)
- The rotenoid core structure: Modifications to define the requirements of the toxophore. (1992) (22)
- 554. The structure and stereochemistry of the rotenolones, rotenolols, isorotenolones, and isorotenolols (1961) (22)
- 553. The absolute configuration of rotenone (1961) (21)
- Synthesis of [14,14-2H2]-linolenic acid and its use to confirm the pathway to 12-oxophytodienoic acid (12-oxoPDA) in plants: a conspectus of the epoxycarbonium ion derived family of metabolites from linoleic and linolenic acid hydroperoxides (1991) (21)
- Isolation and Structure of an N-isoButyldienediynamide from Pellitory (Anacyclus pyrethrum DC.) (1954) (21)
- Chemistry and structure of phorbol, the diterpene parent of the co-carcinogens of croton oil. (1968) (20)
- Formation of acyclic α- and γ-ketols and 12-oxophytodienoic acid from linolenic acid 13-hydroperoxide by a flax enzyme preparation. Evidence for a single enzyme leading to a common allene epoxide intermediate (1988) (20)
- Isolation of avenacins A–1, A–2, B–1, and B–2 from oat roots: structures of their ‘aglycones’, the avenestergenins (1984) (20)
- 515. Synthesis and configuration of (+)-6-methyloctanoic acid, a degradation product of the polymyxins (1950) (20)
- Biosynthesis of rotenoids. Chalcone, isoflavone, and rotenoid stages in the formation of amorphigenin by Amorpha fruticosa seedlings (1973) (20)
- Chemistry and synthesis of the lignan (–)-cubebin (1969) (20)
- Alkaloids of catha edulis(khat). Part 1. Isolation and characterisation of eleven new alkaloids with sesquiterpene cores (cathedulins); identification of the quinone–methide root pigments (1979) (20)
- Syntheses of acridone and carbazole alkaloids involving pyridine-catalysed chromen formation: crystal and molecular structure of dibromocannibicyclol and its bearing on the structures of the ‘cyclol’ alkaloids (1974) (20)
- Synthesis of unsymmetrical spermine alkaloids of the homalium group (1986) (20)
- Constitution of four novel methyl steroid relatives (ring-D aromatic) from the insect repellent plant Nicandra physaloides; X-ray analysis of Nic-10 (1972) (20)
- Extractives of Mammea americana L. Part II. The 4-phenylcoumarins. Isolation and structure of Mammea A/AA, A/A cyclo D, A/BA, A/AB, and A/BB (1967) (19)
- Synthesis of natural polyene isobutylamides. Stereochemistry of the wittig reactions (1985) (19)
- The mechanism of the enzymic induced flavanone - isoflavone change (1992) (19)
- Ring scission of cyclic β-halogeno-ethers with samarium di-iodide: a synthesis of (E)- and (Z)-enynols (1988) (19)
- The cathedulin alkaloids. (1980) (19)
- 148. Proton magnetic studies of rotenone and related compounds (1962) (19)
- Isolation and structure of mammea A/BA, A/AB and A/BB: A group of 4-aryl-coumarin extractives of mammea americana L. (1966) (19)
- Extractives of Mammea americana L. Part I. The 4-n-alkylcoumarins. Isolation and structure of mammea B/BA, B/BB, B/BC, and C/BB (1967) (19)
- Reactions of fused and unfused α-pyrones with magnesium alkoxide, sodium alkoxide and water as the nucleophile: effects of chelation (1996) (18)
- Synthesis of the alkaloid homaline in (±) and natural (S,S)-(–) forms, using amination and transamidative ring expansion in liquid ammonia (1993) (18)
- 1162. Structure and stereochemistry of the vicianoside amorphin, the first rotenoid glycoside (1964) (18)
- Synthesis of (±)-presqualene alcohol, (±)-prephytoene alcohol, and structurally related compounds (1975) (18)
- Polyketo-enols and chelates. Chemistry of the formation of xanthophanic enol and its glutaconate and pyran intermediates (1979) (17)
- Synthesis of cannabinoids by pyridine-catalysed citral–olivetol condensation: synthesis and structure of cannabicyclol, cannabichromen, (hashish extractives), citrylidene-cannabis, and related compounds (1971) (17)
- Insecticidal amides. Synthesis of natural 2(E),4(E),10(E)-pipercide, its 2(E), 4(E), 10 (Z)- stereomer, and related isobutylamides (1985) (17)
- Transamidation reactions of β-lactams: A synthesis of (±)-dihydroperiphylline (1986) (17)
- Extractives of Mammea americana L. Part III. Identification of new coumarin relatives of mammea B/BA, B/BB, and B/BC having 5,6-annulation and higher oxidation levels (1972) (17)
- Carbon-13-magnetic resonance spectra. Synthetic presqualene esters, related cyclopropanes, and isoprenoids (1975) (17)
- Cannabinoid formation in Cannabis sativa grafted inter-racially, and with two Humulus species (1975) (17)
- Pyridine-catalysed chromenylation of mono-chelated meta-dihydric phenols with mono-, sesqui- and di-terpene aldehydes: synthesis of rubranine and flemingins A-, B- and C-methyl ethers (1971) (16)
- 555. Some chemistry of the B/C-ring system of rotenoids (1961) (16)
- Isolation of cannabispiradienone and cannabidihydrophenanthrene. biosynthetic relationships between the spirans and dihydrostilbenes of Thailand Cannabis (1979) (16)
- Thiophenol additions to alkenylidenecyclopropanes. A novel synthesis of karahanaenone (1982) (16)
- Total synthesis of the spirans of Cannabis: cannabispiradienone, cannabispirenone-A and -B, cannabispirone, α- and β-cannabispiranols and the dihydrophenanthrene cannithrene-1 (1982) (16)
- Rotenoids of Lonchocarpus salvadorensis: Their effectiveness in protecting seeds against bruchid predation (1985) (16)
- Novel methods for the synthesis of 2-2-dimethylchromens (1969) (16)
- 574. Amides of vegetable origin. Part I. Stereoisomeric N-isobutylundeca-1 : 7-diene-1-carboxyamides and the structure of herculin (1952) (16)
- Study of the transamidative ring expansion of N-ω-halogenoalkyl-β-lactams of alkyl chain lengths 2–12 in liquid ammonia and other liquid amines: syntheses of 7-, 8- and 9-membered 1,5-diaza cyclic ketones, including routes to (±)-dihydroperiphylline and (±)-celabenzine (1993) (16)
- 157. Experiments on the synthesis of the pyrethrins. Part VIII. Stereochemistry of jasmone and identity of dihydropyrethrone (1952) (15)
- Amides of vegetable origin. Part III. Structure and stereochemistry of neoHerculin (1955) (15)
- Structures of three oxygenated 24-methyl-steroids (nic-3, -7, and -11) from the insect repellant plant Nicandra physaloides (Solanaceae): x-ray analysis of Nic-3 acetate and nic-11 ethyl ether. (1976) (15)
- Carbon-13 magnetic resonance spectra of natural rotenoids and their relatives (1975) (15)
- 177. “Leaf alcohol” and the stereochemistry of the cis- and the trans-n-hex-3-en-1-ols and -n-pent-3-en-1-ols (1950) (15)
- Dihydrostilbenes of Cannabis. Synthesis of canniprene (1982) (15)
- 295. The extractives of Neorautanenia pseudopachyrrhiza: the isolation and structure of a new rotenoid and two new isoflavanones (1963) (15)
- Synthesis of mammeins and surangin a (1985) (15)
- The X-ray structure of dibromocannabicyclol: structure of bicyclomahanimbine (1970) (15)
- A new class of natural steroids, with ring D aromatic, from Nicandra physaloides(solanaceae). X-Ray analysis of Nic-10, and the structures of Nic-1 (‘nicandrenone’),-12, and -17 (1976) (15)
- Alkaloids of Catha edulis. Part 4. Structures of cathedulins E3, E4, E5, E6, and K12. Novel sesquiterpene alkaloids with mono- and bismacrolide bridges (1979) (15)
- Synthesis of 12-oxophytodienoic acid (12-oxoPDA) and the compounds of its enzymic degradation cascade in plants, OPC-8:0, -6:0, -4:0 and -2:0 (epi-jasmonic acid), as their methyl esters (1991) (15)
- Isolation and structure of mammea b/ba, b/bb, b/bc and c/bb: A group of 4-n-propyl- and 4-n-amyl-coumarin extractives of mammea americana L. (1966) (15)
- Alkaloids of Catha edulis. Part 3. Structures of cathedulins K1, K2, K6, and K15; new Macrolide-bridged polyesters of euonyminol (1980) (15)
- Insecticidal amides. Synthesis of natural 2(),4(),10()-pipercide, its 2(), 4(), 10 ()- stereomer, and related isobutylamides (1984) (14)
- The enzymic formation of colneleic acid, a divinyl ether fatty acid: experiments with [(9S)-18O2]hydroperoxyoctadeca-(10E),(12Z)-dienoic acid (1987) (14)
- A 14C, 18O, and mass spectral study of the pyrolytic formation of carbon suboxide from diacetyltartaric anhydride and acetoxymaleic anhydride (1968) (14)
- 949. Amides of vegetable origin. Part X. The stereochemistry and synthesis of affinin (1963) (14)
- Conversion of phenols into chromens: regiospecificity and scope (1974) (14)
- Extractives of Thailand cannabis: Synthesis of canniprene and isolation of new geranylated and prenylated chrysoeriols (1981) (14)
- Synthesis of the insecticidal 1′-acetoxy-mammeins and surangin b (1985) (14)
- 3-Hydroxy-3-methyl-1,1-dimethoxybutane, a new reagent for dimethylchromenylation: synthesis of lonchocarpin, jacareubin, evodionol methyl ether, and other chromens (1971) (14)
- Structures of cathedulin-2 and cathedulin-8, new sesquiterpene alkaloids from Catha edulis (1976) (14)
- 948. Synthesis, absolute configuration, and ring-fission of cis- and trans-homocaronic acid: their configurative relation to natural terpenes (1963) (14)
- The structure and stereochemistry of phorbol, diterpene parent of co-carcinogens of croton oil (1967) (14)
- Constitution and stereochemistry of the kamlolenic acids (1954) (13)
- Lipids. Part II. Total synthesis of ricinoleic acid (1955) (13)
- 703. Experiments on the synthesis of the pyrethrins. Part V. Synthesis of side-chain isomers and analogues of cinerone, cinerolone, and cinerin-I (1950) (13)
- Biosynthetic precursors for a- and -cembrenediol formation in tobacco (1988) (13)
- Extractives of Mammea americana L. Part IV. Identification of new 7,8-annulated relatives of the coumarins mammea A/AA, A/AB, B/AA, and B/AB, and new members of the 6-acyl family B/AA, B/AB, and B/AC (1972) (13)
- 830. Amides of vegetable origin. Part II. Stereoisomeric N-iso-butylnona-1 : 5-diene-1-carboxyamides and the structure of pellitorine (1952) (13)
- β-Halogeno ether synthesis of olefinic alcohols: stereochemistry and conformation of 2-substituted 3-halogenotetrahydro-pyran and -furan precursors (1985) (13)
- A new synthesis of rotenoids. Application to 9-demethylmunduserone, mundeserone, rotenonic acid, dalpanol, and rotenone (1973) (13)
- Pyridine-catalysed condensation of citral with phloroglucinols, a novel reaction leading to tetracyclic bis-ethers and chromenes. Two-step synthesis of (±)-deoxybruceol (1971) (13)
- Syntheses of the ethyl esters of the plant host-selective (H-S) toxins (AF-IIa, AF-IIc and AK-II) produced by pathotypes of Alternaria alternata (1991) (13)
- Germacranolides of Erlangea cordifolia: structure and absolute stereochemistry of cordifene and cordifene 4β,15-oxide by X-ray and spectrosopic methods (1981) (13)
- Medium ring heterocycles: transamidation reactions of β-lactams (1983) (13)
- The Synthesis of Prostaglandins (1978) (12)
- Stereoselective synthesis of alcohols containing (Z)- and (E)-olefins, dienes, enynes and styrenes: cyclic β-halogeno ether scissions using samarium diiodide as the electron-transfer agent (1994) (12)
- Biosynthesis in the Rotenoid Group of Natural Products: Applications of Isotope Methodology (1999) (12)
- Syntheses of 14C-labelled (+)-trans-chrysanthemum mono- and di-carboxylic acids, and of related compounds (1970) (12)
- 346. Stereochemical studies of olefinic compounds. Part II. Ring scission of 2–1′-halogenoalkyltetrahydrofurans and 3-halogeno-2-alkyl-tetrahydropyrans as a route to alk-4-en-1-ols of known configuration and as a method of chain extension by five methylene groups (1950) (12)
- Synthesis of homaline and epi-homaline (1983) (12)
- Synthesis of a Physiologically Active Compound of the Pellitorine Structure (1949) (12)
- Structure of auriculatin, extractive of Milletia auriculata (1968) (12)
- Synthesis of novel labile rotenoids with unnatural trans-B/C ring systems (1989) (12)
- Cannabinoid bis-homologues: Miniaturised synthesis and GLC study (1975) (12)
- The constitution of neotenone and dolichone biogenetic connexions in the sub-family papilionatae (1962) (12)
- New sesquiterpenoid alkaloids from Euonymus europea (1973) (12)
- 646. Experiments on the synthesis of the pyrethrins. Part VII. Synthesis of trans-pyrethrone, trans-pyrethrolone, and a pyrethrin-I (1951) (11)
- The chrysanthemumcarboxylic acids. III.—Lactonization of the chrysanthemic acids† (1951) (11)
- 531. Experiments on the synthesis of the pyrethrins. Part XIII. Total synthesis of (±)-cis- and -trans-chrysanthemumdicarboxylic acid, (±)-cis- and -trans-pyrethric acid, and rethrins II (1957) (11)
- Synthesis of wisanine, a new piperine amide from Piper guineense (1977) (11)
- Chromens and citrans derived from phloroacetophenone and phloroglucinaldehyde by citral condensation: regioselectivity, mechanism, and X-ray crystal structures (1977) (11)
- Synthesis of casbene (1976) (11)
- Rearrangement and orientation in citran synthesis. X-Ray crystal structures of (–)-bruceol and a (±)-deoxybruceol derivative (1977) (11)
- 534. Amides of vegetable origin. Part IX. Total synthesis of anacyclin and related trienediynamides (1957) (11)
- Synthesis of the alkaloids hopromine, hoprominol and hopromalinol, using transamidation methods (1993) (11)
- Polyketo-enols and chelates. Synthesis of acetyl- and alkoxycarbonyl-xanthyrones (1979) (11)
- Synthesis of ketols of the natural pyrethrins (1969) (11)
- Extractives of Catha edulis(Khat): occurrence of celastraceaeous alkaloids having mono- and bis-macrolide bridges (1976) (11)
- Synthesis of linoleic acid with chiral isotopic labelling at a flanking and a medial allylic methylene: the (8R,9Z,12Z)-[8-2H] and (11R,9Z,12Z)-[11-2H]-stereoisomers, and (Z)-[2,2-2H2]non-3-enal (1992) (11)
- Regioselective ether cleavages of rotenoids: spiro-ether formation and stereoselective isotopic labelling of (E)- or (Z)-prenyl methyl groups in (6aS, 12aS)-rot-2′-enonic acid (1982) (11)
- Natural products of cannabis and khat (1986) (11)
- Mechanism and stereochemistry of the enzyme-catalysed formation of a 2,2-dimethylchromene ring from a prenylated phenol: conversion of rot-2′-enonic acid into deguelin by deguelin cyclase (1992) (10)
- Synthesis of hashish cannabinoids by terpenic cyclisation (1968) (10)
- Isolation and structure of new meta-bridged biphenyls from Myrica nagi (1970) (10)
- Monoterpene synthesis via alkenylidenecyclopropanes: Metal reductions and peracid oxidations (1978) (10)
- New macrolide sesquiterpene alkaloids of Catha edulis: examples containing a novel dilactone bridge (1986) (10)
- Synthesis of presqualene alcohol (1971) (10)
- Charge-transfer and non-charge-transfer crystal forms of (E)-5,5′-dimesitylbifuranylidenediones : an X-ray structural investigation (1981) (10)
- Structures of the Oat Root Resistance Factors to “Take-All” Disease, Avenacins A-1, A-2, B-1 and B-2 and Their Companion Substances. (1987) (10)
- 310. Lipids. Part V. Total synthesis of ximenynic acid, homoricinstearolic acid, and two fatty hydroxy-acids with allenic sidebranches (1957) (10)
- Terpenoid constituents of the insect repellant plant Nicandra physaloides; X-ray structure of a methyl steroid (Nic-3) acetate (1972) (10)
- The extractives of Heliopsis scabra: constitution of two new lignans (1969) (10)
- Biosynthesis of rotenoids by Amorpha fruticosa: sequence, specificity, and stereochemistry in the development of the hemiterpenoid segment (1982) (10)
- Isolation and structure of insecticidal components from Mammea americana L. (1970) (10)
- Synthesis of the algicidal allelochemical from Lemna trisulca(duckweed) (1992) (9)
- The isolation of avenacins A-1, A-2, B-1, and B-2, chemical defences against cereal ‘take-all’ disease. Structure of their ‘aglycones’, the avenestergenins, and their anhydro dimers (1986) (9)
- 897. Lipids. Part VII. Synthesis of 8-hydroxyoctadec-cis-11- and-trans-11-en-9-ynoic acid: the status of natural 8-hydroxyximenynic acid (1958) (9)
- Experiments with [9,10,12,13-2H4]linoleic acid on the formation of 9-[nona-(1′E),(3′Z)-dienyloxy]non-(8E)-enoic (colneleic) acid and (13R)-hydroxy-12-oxo-octadec-(9Z)-enoic acid by plant enzymes (1987) (9)
- 532. Stereochemical studies of olefinic compounds. Part VI. Preparation of the four stereoisomeric sorbyl alcohols from a single precursor (1957) (9)
- 533. Amides of vegetable origin. Part VIII. The constitution and configuration of the sanshoöls (1957) (9)
- Biosynthesis of the A/B/C/D-ring system of the rotenoid amorphigenin by Amorpha fruticosa seedlings (1992) (9)
- Synthesis of the (2E,4Z,6E)-, (2E,4E,6E)- and (2E,4E,6Z)-tetraenol stems of the host-selective AK and AF toxins by hydrometallation (1989) (9)
- Biosynthesis of parasorbic acid (hex-2-en-5-olide) by the rowan berry (Sorbus aucuparia L.) (1968) (9)
- Absolute configuration of the pyrethrins. Configuration and structure of (+)-allethronyl (+)-trans-chrysanthemate 6-bromo-2,4-dinitrophenylhydrazone by X-ray methods (1972) (9)
- Unsymmetrical connective olefination by kornblum nitro-synthesis : applications in phytuberin chemistry (1986) (9)
- 772. Experiments on the synthesis of the pyrethrins. Part XI. Synthesis of cis-pyrethrolone and pyrethrin I: introduction of the cis-penta-2 : 4-dienyl system by selective hydrogenation (1956) (9)
- 237. Experiments on the synthesis of the pyrethrins. Part IV. Synthesis of cinerone, cinerolone, and cinerin-I (1950) (9)
- Chemistry of the Natural Rotenoids (1963) (9)
- 347. Stereochemical studies of olefinic compounds. Part III. Ring scission of 3-halogeno-2-alkyltetrahydrofurans as a route to alk-3-en-1-ols of known configuration and as a method of chain extension by four methylene groups (1950) (9)
- Conformation and absolute configuration of rotenone: examination of 8′-bromorotenone by X-ray methods (1975) (8)
- Dalpanol, a new 6′-hydroxyrotenoid from a Dalbergia species (1971) (8)
- Quantitative Studies on Spheroplast Formation by the Complement System and Lysozyme on Gram Negative Bacteria.∗ (1967) (8)
- ALKALOIDS OF CATHA EDULIS (KHAT). PART 1. ISOLATION AND CHARACTERIZATION OF ELEVEN NEW ALKALOIDS WITH SESQUITERPENE CORES (CATHEDULINS); IDENTIFICATION OF THE QUINONE-METHIDE ROOT PIGMENTS (1980) (8)
- The synthesis of terminal enynes by Grignard additions to pyridazine 1-oxide (1979) (8)
- Biosynthesis of the rotenoid amorphigenin in germinating Amorpha fruticosa seeds: the pre-rotenoid (isoflavonoid) stages (1971) (8)
- Alkaloids of catha edulis. Part 2. Constitution of cathedulins E2 and E8, polyesters of a new sesquiterpene pentaol (1980) (8)
- Cyclopropane cleavage of chrysanthemic acid relatives to santolinyl, artemisyl, and lavandulyl structures: acid-catalysed and biosynthetic experiments (1972) (8)
- 26. Stereochemical studies of olefinic compounds. Part V. Further observations on the ring fission of 3-chlorotetrahydro-furans and -pyrans (1956) (8)
- Pre-isoflavonoid stages in the biosynthesis of amorphigenin: ring-D formation and ring-A migration (1986) (8)
- X-Ray analysis of synthetic (4S)-2-(prop-2-enyl)rethron-4-yl (1R,3R)-chrysanthemate 6-bromo-2,4-dinitrophenylhydrazone, and chiroptical correlation with the six natural pyrethrin esters (1974) (8)
- Synthesis of trans-B/C-rotenoids: X-ray and NMR data for cis- and trans-forms of isorotenone (1993) (8)
- The chemoselective cyclisation of unsymmetrical γ-diketones to cyclopentenones by directed aldol reaction using a magnesium chelate (1995) (8)
- Synthesis and structure of eriobrucinol and isomeric ‘cyclol’ meroterpenes (1979) (8)
- Synthesis of amido-ureas and the nature of caracasanamide, the hypotensive principle of Verbesina caracasana (1992) (8)
- Cannabinoid acids and esters: miniaturized synthesis and chromatographic study (1977) (8)
- Constituents of kamala. Isolation and structure of two new components (1968) (7)
- Course of the condensation between 5,7-dihydroxycoumarin and citral: a reinvestigation of the constitution of bruceol and deoxybruceol from Eriostemon brucei (1976) (7)
- 200. Experiments on the synthesis of the pyrethrins. Part III. Synthesis of dihydrocinerin-I and tetrahydropyrethrin-I; a study of the action of N-bromosuccinimide on 3-methyl-2-n-alkyl (and alkenyl)-cyclopent-2-en-1-ones (1950) (7)
- The enzymic conversion of 13-hydroperoxylinoleic acid into 13-hydroxy-12-oxooctadec-9(Z)-enoic acid and 9-hydroxy-12-oxooctadec-10(E)-enoic acid: isotopic evidence for an allene epoxide intermediate (1991) (7)
- Chapter 4 Alkaloids of Khat (Catha Edulis) (1990) (7)
- Polyketo-enols and chelates. Synthesis of 2-pyrones, 2-pyridones, 2-methoxypyridines, and m-hydroxyanilines by control of the cyclisation of nitrile-substituted glutaconic types (1979) (7)
- New sesquiterpene esters from Euonymus verrucosus: the Ever series. X-ray molecular structure of Ever-1 (1986) (7)
- Dihydrostilbenes of Thailand cannabis. (1978) (7)
- 25. Experiments on the synthesis of the pyrethrins. Part X. Intermediates for the synthesis of cis-pyrethrolone (1956) (7)
- Rotenoid synthesis by Wadsworth–Emmons coupling and Mukaiyama cyclisation: application to 5-thiorotenoids (1993) (7)
- Synthesis of the host-selective plant toxins AF IIa, AF IIc and AKII, employing sharpless chiral epoxidation under kinetic control (1989) (7)
- New rearrangements involving dienone–chromen equilibration, in the pyridine-catalysed conversion of chromens into citrans (1976) (7)
- β-Halogeno-ether synthesis of olefinic alcohols: stereochemistry of the ring-scission of 2-substituted 3-halogenotetrahydro-pyrans and -furans (1985) (7)
- Synthesis of 12-oxophytodienoic acid (12-oxoPDA), metabolic parent of OPC-compounds and epi-jasmonic acid (1988) (7)
- Structures of cathedulin alkaloids from Catha edulis(khat) of kenyan and Ethiopian origin (1978) (7)
- Synthesis of (±)-eriobrucinol and regioisomeric monoterpenoid coumarins, using intramolecular cycloadditions (1983) (7)
- Synthesis of cis-jasmone and other cis-rethrones (1969) (7)
- Identification of nine new 5,6-annulated relatives of the mammea coumarins B/BA, B/BB & B/BC (1970) (7)
- Cembrenediols in the curing of tobacco. X-ray crystal structures of β-cembrenediol and α-cembreneketol (1988) (7)
- Heterogeneous catalytic hydrogenation of allenes over supported palladium: selectivity, stereoselectivity, and regioselectivity (1975) (7)
- Terpenylations using (R)-(–)-α-phellandrene. Synthesis of the (3S,4R)-8,9-dihydro-o- and -p-cannabidiols, their iso-THC's, and the natural dihydrochalcone (3S,4R)-(+)-linderatin (1988) (7)
- Carbon-13 nuclear magnetic resonance spectra of the natural pyrethrins and related compounds. (1975) (7)
- Tetrahydrocannabinols by terpenylation of olivetol with (+)-trans-2- and -3-carene epoxides (1983) (6)
- Biosynthesis of rotenoids: the origin of C-6 and C-6a (1968) (6)
- Catalysis and the course of cyclisation in phenolic terpenes (1968) (6)
- Synthesis of the five natural cannabis spirans (1981) (6)
- Identification of new mammea americana d coumarins 4 7 8 annulated relatives of the mammea d coumarins a aa a ab b aa b ab and 2 of the 6 acyl family b aa iso mammein and b ab (1970) (6)
- Identification of new mammea coumarins: four 7,8-annulated relatives of the mammea coumarins a/aa- a/ab, b/aa, b/ab, and two of the 6-acyl family, b/aa (isomammein) and b/ab (1970) (6)
- Stereochemistry of thermolytic base-catalysed decarboxylation to form conjugated diene–acids: synthesis using ethylidenemalonic ester condensation (1994) (6)
- The acid thermal decomposition products of natural chrysanthemumdicarboxylic acid (1971) (6)
- Reaction of rotenone with boron tribromide. Stereospecific 2H-labelling of (–)-rotenonic acid in the 4′(E)-methyl group (1975) (6)
- 1072. Structure and stereochemistry of sumatrol and malaccol (1961) (6)
- Generation of dimethylallene-carbene from 1,1-dichloro-2,2-dimethylcyclopropane (1969) (6)
- Synthetic modulation of the peripheral 2-, 3-, 9- and 12-oxygenation pattern of rotenoids (1993) (6)
- Identification and isotopic labelling of the diastereotopic methyl groups of the prenyl-derived 2-hydroxyisopropyl residues of natural products: the rotenoid dalpanol (1991) (6)
- Reactions of 4-substituted-2′-halogenoacetophenones with Grignard reagents (1985) (6)
- Biosynthetic origin of the 2,2-dimethylchromen ring: formation of deguelin by a cyclase enzyme from Tephrosia vogellii (1986) (6)
- Synthesis of compounds of the 12-oxophytodienoic acid cascade: OPCs-8:0, 6:0, 4:0, and 2:0 (epi-jasmonic acid) (1988) (5)
- Synthesis of natural ketols of the pyrethrin series (1968) (5)
- Polyketo-enols and chelates. Part II. The chemistry of the xanthophanic enols (1967) (5)
- Polyketoenols and chelates. An N-methyl-2-pyridone relative of the xanthyrones : 4H-quinolizone and 1,2-dihydro-2-quinolone formation and chemistry (1979) (5)
- Reduction of allenes and acetylenes by catalytic and chemical methods: ‘molecular queueing’ effects in competitive hydrogenation (1975) (5)
- Magnesium methoxide complexation in the control of chemical reactions (1996) (5)
- 5-Thiorotenoids: a new synthesis of general applicability to rotenoids (1991) (5)
- Oxidative dimerisations of natural rethrolones and related compounds with manganese dioxide (1971) (5)
- Origins of conjugated triene fatty acids. The biosynthesis of calendic acid by Calendula officinalis (1984) (5)
- 469. Lipids. Part VIII. Syntheses of cis-13- and trans-octadec-13-ene-9,11-diynoic acids, and octadeca-cis-13,trans-15- and -trans-13,trans-15-diene-9,11-diynoic acids: their status in nature (1962) (5)
- The absolute configuration of trisubstituted allenes studied by partial hydrogenation (1967) (5)
- Requirements for the artemisyl, santolinyl and lavandulyl fissions of chrysanthemic acid relatives under carbonium ion type initiation (1967) (5)
- Synthesis of cannabinoids carrying ω-carboxy substituents: the cannabidiols, cannabinol and Δ1- and Δ6-tetrahydrocannabinols of this series (1988) (5)
- Extractives of : structure and stereochemistry of two new lignans (1968) (5)
- Biosynthesis of the rotenoid amorphigenin in germinating Amorpha fruticosa seeds: the post-isoflavone stages (1971) (5)
- Amides of vegetable origin. Part VII. Synthesis of N-isobutyldodeca-trans-2 : trans-4 : trans-8- and trans-2 : trans-4: cis-8-trienamide and their relation to sanshoöl I (1955) (5)
- Stereoselectivity, regioselectivity and mechanism in the intramolecular ‘citran’ bicyclisation of chromenes (2000) (5)
- Chromenylation of 2-naphthol and alkylhydroquinones: short syntheses of (2RS,4′R,8′R)-α-tocopherol (vitamin E) and (2RS,4′R,8′R)-β-tocopherol (1978) (5)
- The conversion of linoleic acid (13S)-hydroperoxide into (13R)-hydroxy-12-oxo-octadec-(9Z)-enoic acid and 9-hydroxy-12-oxo-octadec-(10E)-enoic acid by a flax enzyme. Isotopic evidence for allene epoxide intermediates (1988) (5)
- Isolation and Structure of Neo-Herculin from Zanthoxylum clava-herculis L. (1954) (4)
- Structures of xanthophanic and glaucophanic acid (1964) (4)
- Regiospecificity of phenol chromenylation (1973) (4)
- Xanthyrones, glaucyrones, and chelated magnesium enolates (1998) (4)
- Lanthanide induced chemical shifts in natural cyclopropanes; stereochemistry of chrysanthemyl and presqualene alcohols and esters. (1972) (4)
- Biosynthesis of rotenone and amorphigenin. Study of the origins of isopropenyl-substituted dihydrofuran E-rings using isotopically labelled late precursors (1992) (4)
- Biosynthesis of rotenoids. Evidence for 1,2-aryl migration and the isoflavonoid construction of rings A, C, and D in rotenone and amorphigenin (1967) (4)
- A novel bismethylene transfer to 2′-hydroxylated isoflavones by dimethylsulphoxonium methylide: study of the reaction and its products (1971) (4)
- Topochemically controlled photodimerisation of crystalline methyl 6-isobutenyl-2-methyl-4-oxocyclohex-2-enecarboxylate : a chemical and X-ray crystallographic study (1979) (4)
- The influence of photosynthesis and SKF inhibitors on cannabinoid production in Cannabis sativa (1977) (4)
- Synthesis of the Mammea Coumarins. Part 1. The Coumarins of the Mammea A, B, and C Series. (1987) (4)
- Progress in the Chemistry of Organic Natural Products/Progrès Dans La Chimie Des Substances Organiques Naturelles (1963) (4)
- New synthetic methods in rotenoid chemistry: [7′-13C]- and [7′-14C]-(–)-rotenone and (±)-isorotenone (1982) (4)
- Total Synthesis of some Pyrethrins (1948) (4)
- Chalaurenol: a novel product from enzymic oxidation of 2′,4,4′-trihydroxychalcone (1983) (4)
- 539. Experiments on the synthesis of the pyrethrins. Part VI. New syntheses of the cinerolones (1951) (4)
- The mechanism of intramolecular ‘citran’ bicyclisation of chromens: stereochemistry of a forward (H+ catalysed) and a related reverse (thermal) process (1979) (4)
- 1,2-Disubstituted ethanes as possible precursors for the synthesis of Cannabis spirans (1982) (4)
- Product diversion by magnesium chelation in the chemistry of cynaoesters (1994) (4)
- Polyketo-enols and chelates. Part I. The formation and constitution of xanthophanic enol and the xanthyrones (1967) (4)
- Polyketo-enols and chelates. Product control by magnesium chelation in the rearrangement of dimethyl xanthophanic enol and other xanthyrones (1979) (4)
- Acid‐Catalyzed Terpenylations of Olivetol in the Synthesis of Cannabinoids. (1988) (4)
- Formation and dehydration of a prochiral 2-hydroxyisopropyl centre during biosynthesis: the rot-2′-enonic acid–rotenone transformation in Amorpha fruticosa (1979) (4)
- Synthesis of 4′-O-methyl- and 4′,6-di-O-methyl-chalaurenol (1987) (4)
- Base-catalysed cyclisation of highly enolisable systems: diversion of pathway by magnesium chelation (1966) (4)
- Isolation and structure of vaalens-1, -3, -5, and -7. Sesquiterpene esters of catha transvaalensis codd (celastraceae): X-ray molecular structure of vaalens-5 (1990) (3)
- Biosynthesis of the rotenoid amorphigenin: incorporation of a 2′-[14C]-methoxylated isoflavone by germinating Amorpha seeds (1970) (3)
- Vaalens sesquiterpenes of Catha transvaalensis; structure of vaalens-5 using the COLOC n.m.r. pulse sequence (1989) (3)
- 896. The reaction between 3-chloro-3-methylbutyne and methyl sodioacetoacetate (1958) (3)
- Structural and physical aspects of pyrethrum chemistry (1976) (3)
- Investigation of crystal and solution structures of glaucyrones by X-ray, nuclear magnetic resonance, and ultraviolet methods (1981) (3)
- 1,2-Aryl migration in the biosynthesis of rotenone and amorphin (1965) (3)
- Biosynthesis of the pyrethrins: unsaturated fatty acids and the origins of the rethrolone segment (1985) (3)
- Germacranolides of Erlangea cordifolia. Isolation and structures of cordifolia-54, -55, -P2, and -31 by spectral and X-ray methods (1984) (3)
- The stereochemistry and conformation of (±)-6a,12a-dihydrorotoxen-12(6H)-one and natural rotenoids from spin-coupling considerations (1966) (3)
- X-Ray analysis of nic-11 from Nicandra physaloides; a 17-spirobicyclo-methylsteroid (1973) (3)
- Reactions between (E)-5,5′-dimesitylbifuranylidenedione and the horner-wittig reagent (1996) (3)
- 87. Lipids. Part IV. Synthesis of branched-chain fatty acids (1957) (3)
- Synthesis of (±)-deoxybruceol (1968) (3)
- Metabolism of 2′,4,4′-trihydroxychalcone in Amorpha fruticosa seedlings; structure and role of chalaurenol, a novel heterocyclic enol ether formed by enzymic oxidation (1987) (3)
- Synthesis of Bibenzyl Cannabinoids, Hybrids of Two Biogenetic Series Found in Cannabis sativa. (1988) (3)
- Enzymic oxidative modification of prenyl groups. The biosynthetic origins of the E-ring systems of rotenone and amorphigenin (1988) (3)
- Conversion of xanthyrones into glutaconic anhydride–pyrone (GP) compounds in strong acid media: selective deuteriation as between chelated and unchelated acetyls (1996) (3)
- Selective introduction of mono-, sesqui-, and di-terpenoid chromene residues: synthesis of flemingin A, B, and C methyl ethers (1969) (3)
- Lipids. Part III. Determination of hydrogenation selectivity in the synthesis of cis-fatty acids (1955) (3)
- Prochirality transfer in the enzymic conversion of (E)-[4′-13C]-(6aS, 12aS)-Rot-2′-enonic acid into (6aS,12aS)-degulin: restricted stereoselectivity in an electro-cyclisation (1986) (3)
- Isotopically labelled geometric isomers of vinyl groups: reconstructive synthesis of (Z)- and (E)-[7′-2H]rotenone (1992) (3)
- Wittig rearrangements of allyl vinylcyclopropylmethyl ethers (1977) (3)
- SYNTHESIS OF CANNABINOID METHYL ESTERS AND ACIDS (1977) (2)
- TOTAL SYNTHESIS OF THE MACROCYCLIC DITERPENE (-)-CASBENE, THE PUTATIVE BIOGENETIC PRECURSOR OF LATHYRANE, TIGLIANE, INGENANE, AND RELATED TERPENOID STRUCTURES (1980) (2)
- Synthesis of 4″-carboxylated cannabinoids: Stereospecific processes involving ethylidenemalonic ester (1979) (2)
- Polyketoenols and chelates. New types of xanthyrones lacking enolised side-chain termini: their reactions with magnesium methoxide (1981) (2)
- Rotenoid synthesis circumventing 6a,12a-dehydro intermediates (1975) (2)
- Polyketo-enols and chelates. Part IV. The by-product in the xanthophanic–glaucophanic enol reaction: 2-acetyl-4,7-alkoxycarbonyl-1,6-dimethylnaphthalane (1967) (2)
- Monoterpene synthesis via alkenylidenecyclopropanes: Acid- and base-catalysed rearrangements (1978) (2)
- Molecular queueing in catalytic hydrogenation (1969) (2)
- Rotenoid synthesis, by one-carbon insertion, from 2′-hydroxyisoflavones using dimethylsulphoxonium methylide (1970) (2)
- Extractives of Mammea americana L. V. The insecticidal compounds. (1972) (2)
- The control of pyrone and aromatic cylisation in polyketonic–polyenolic systems by magnesium alkoxide concentration (1966) (2)
- Polyketoenols and chelates. Glaucyrones and their reactions with magnesium methoxide (1981) (2)
- Synthesis of 12‐Oxophytodienoic Acid (12‐OxoPDA) and the Compounds of Its Enzymic Degradation Cascade in Plants, OPC‐8:0, ‐6:0, ‐4:0 and ‐2: 0 (epi‐Jasmonic Acid), as Their Methyl Esters. (1991) (2)
- Polyketo-enols and chelates. Part III. The constitution and chemistry of the glaucophanic enols (1967) (2)
- The reaction between L-cystine-bis-3-phenylhydantoin and sodium in liquid ammonia (1955) (2)
- Synthesis of prephytoene alcohol (1972) (2)
- A variable-temperature N.m.r. study of the ring inversion in 7,12-dihydropleiadene and its 1-methoxy-derivative using a quantitative treatment of the collapse of an AB quartet (1967) (2)
- Regioselective citran formation from phloracetophenone and phloroglucinaldehyde using a pyridine-catalysed citral condensation: elucidation of product structures by X-ray analysis (1976) (2)
- 1080. Mechanism of the conversion of α-thujadicarboxylic ester into tanacetophorone (1964) (2)
- The Natural Pyrethrins: A Chemist′s View (1990) (2)
- Synthesis of [7′-14C]- and [7′-13C]-rotenone, and [4′-14C]- and [4′-13C]-rot-2′-enonic acid: 1,4-allylic hydrogenolysis showing substantial stereoselectivity (1979) (2)
- Circular dichroism of chrysanthemyl derivatives; a chiroptical dichotomy between 1,3-dialkylcyclopropanes and their 2,2-dimethyl relatives (1976) (2)
- ALKALOIDS OF CATHA EDULIS. PART 4. STRUCTURES OF CATHEDULINS E3, E4, E5, E6, AND K12. NOVEL SESQUITERPENE ALKALOIDS WITH MONO- AND BIS-MACROLIDE BRIDGES (1980) (1)
- The stereochemistry of the palladium-catalysed hydrogenation of allenes (1967) (1)
- Chemically and photochemically induced radical couplings of xanthyrones and glaucyrones (1981) (1)
- Bis-methylene transfer to 2′-hydroxyisoflavones by dimethylsulphoxonium methylide (1970) (1)
- CANNABINOID ACIDS AND ESTERS- MINIATURIZED SYNTHESIS AND CHROMATOGRAPHIC STUDY (1977) (1)
- The stereospecific generation of chirally labelled benzylic centres in o-prenylphenols: 1′-R- and 1′-S-[1′-3H]-rotenonic acid (1989) (1)
- Selective deuteriation of chelated and unchelated acetyls in strong acid media (1987) (1)
- Isotope distribution in the formation of carbon suboxide by pyrolysis at 700 (1967) (1)
- Prescriptions of the ancients (1997) (1)
- Stereoselective Synthesis of Alcohols Containing (Z)‐ and (E)‐Olefins, Dienes, Enynes and Styrenes: Cyclic β‐Halogeno Ether Scissions Using Samarium Diiodide as the Electron‐Transfer Agent. (1994) (1)
- TOTAL SYNTHESIS OF THE SPIRANS OF CANNABIS: CANNABISPIRADIENONE, CANNABISPIRENONE-A AND -B, CANNABISPIRONE, α- AND β-CANNABISPIRANOLS, AND THE DIHYDROPHENANTHRENE CANNITHRENE-1 (1982) (1)
- The Enzymic Conversion of 13‐Hydroperoxylinoleic Acid into 13‐Hydroxy‐ 12‐oxooctadec‐9(Z)‐enoic Acid and 9‐Hydroxy‐12‐oxooctadec‐10(E)‐enoic Acid: Isotopic Evidence for an Allene Epoxide Intermediate (1991) (1)
- A radiochemical study of the pyrolytic formation of carbon suboxide in the diethyl oxaloacetate–acetic anhydride system: isotopic exchange between the products (1968) (1)
- Synthesis of 12-oxo-phyto-dienoic acid (12-oxo-PDA) and the compounds of its enzymatic degradation cascade in plants, OPC-8:0, -6:0, -4:0, -2:0 (epi-jas-monic acid), as their methyl exters. (1991) (1)
- COURSE OF THE CONDENSATION BETWEEN 5,7-DIHYDROXYCOUMARIN AND CITRAL- A REINVESTIGATION OF THE CONSTITUTION OF BRUCEOL AND DEOXYBRUCEOL FROM ERIOSTEMON BRUCEI (1976) (1)
- Mechanism and stereochemistry of the enzymic conversion of prenyl to chromen structures, as effected by deguelin cyclase (1989) (1)
- The stereochemistry of the cyclic β-halogeno-ether synthesis of olefinic alcohols (1984) (1)
- Acid-catalysed cyclisation reactions of the lignan cubebin (1969) (1)
- Novel features in the chemistry of (±)-6a,12a-dihydrorotoxen-12(6H)-one, synthetic parent compound of the natural rotenoids (1966) (1)
- 703. The direct formation of cyclopentanones by the action of mineral acids on carboxy-adipic acids and related compounds (1953) (1)
- Polyketoenols and chelates. The mechanism by which glaucophanic enols are formed (1981) (1)
- Isotopic Exchange in deuteriosulphuric acid - deuterioaceitc acid mixture: the rotenone - isorotenone isomerisation. (1991) (1)
- Stereochemistry and mechanism of ‘citrylidene’ cyclisation (1973) (1)
- Ralph Alexander Raphael, C.B.E. 1 January 1921 – 27 April 1998 (1999) (1)
- The Heterogeneous Catalytic Hydrogenation of Cumulated Allene-cyclopropanes: 1-(2′-Methylpropenylidene)-2-phenylcyclopropane (1998) (1)
- Biosynthesis of rotenoids. The origin of C-6a and the “extra” methylene at C-6 (1968) (1)
- The Dihydroagarofuran Esters of Catha transvaalensis (1990) (1)
- Ratio-dependent products from xanthophanic enol and magnesium methoxide: reaction control by substrate-chelation (1968) (1)
- Tautomerically symmetrical and unsymmetrical glaucyrones: reactions with magnesium methoxide as a chelating base (1980) (1)
- Structure of diethyl glaucophanic enol in the crystal, and in solvents of differing polarities (1980) (1)
- CONVERSION OF PHENOLS INTO CHROMENS, REGIOSPECIFICITY AND SCOPE (1974) (1)
- The Chirality of Natural Cannabispirenone-A (1985) (1)
- Absolute configuration of allenes, conversion of molecular dissymmetry into centrodissymmetry by heterogeneous catalytic hydrogenation (1975) (1)
- Hydroxylation of rotenone to amorphigenin in Amorpha fruticosa seedlings (1979) (1)
- Origins of glaucophanic enol in certain ‘melt’ reactions (1980) (1)
- Thermal rearrangement of aryl(chloro)methylenetetrahydrofuran-2,4,5-triones: its mechanism and the chemistry of the resulting aroylchloro-maleic anhydrides (1977) (1)
- (2E,4Z,6E)-, (2E,4E,6E)- and (2E,4E,6Z)- (1989) (1)
- New members of the xanthyrone class: reactions with the chelating base, magnesium methoxide (1979) (1)
- Cyclisation of arylpropiolyl chloro-oxalyl anhydrides: the chemistry of aryl(chloro)methylenetetrahydrofuran-2,4,5-triones and the X-ray crystal structure of a 3,4-methylenedioxybenzylidene representative (1977) (1)
- ラチラン,チグリアン,インゲナン,および関連テルペノイド構造の推定生合成前駆体である巨大環ジテルペン(−)‐カスベンの全合成 (1980) (0)
- Synthesis in the Isotopic Labeling of Plant Fatty Acids: Their Use in Biosynthesis (1997) (0)
- REACTIONS OF 4-SUBSTITUTED-2′-HALOACETOPHENONES WITH GRIGNARD REAGENTS (1985) (0)
- Ring Scission of Cyclic β‐Halogeno Ethers with Samarium Diiodide: A Synthesis of E‐ and Z‐Enynols. (1989) (0)
- Synthesis of Novel Labile Rotenoids with Unnatural trans-B/C Ring Systems. (1989) (0)
- A NEW SYNTHESIS OF ROTENOIDS, APPLICATION TO 9-DEMETHYLMUNDUSERONE, MUNDUSERONE, ROTENONIC ACID, DALPANOL, AND ROTENONE (1973) (0)
- The Isolation of Avenacins A-1, A-2, B-1, and B-2, Chemical Defences Against Cereal “Take-All” Disease. Structure of Their “Aglycones”, the Avenestergenins, and Their Anhydro Dimers. (1987) (0)
- No slip-up (1991) (0)
- GERMACRANOLIDES OF ERLANGEA CORDIFOLIA: STRUCTURE AND ABSOLUTE STEREOCHEMISTRY OF CORDIFENE AND CORDIFENE 4β,15-OXIDE BY X-RAY AND SPECTROSCOPIC METHODS (1982) (0)
- Natural products and the sesquicentenary of the Royal Society of Chemistry: some random comments (1992) (0)
- Synthetic Modulation of the Peripheral 2-, 3-, 9-, and 12-Oxygenation Pattern of Rotenoids. (1994) (0)
- POLYKETO-ENOLS AND CHELATES. SYNTHESIS OF 2-PYRONES, 2-PYRIDONES, 2-METHOXYPYRIDINES, AND M-HYDROXYANILINES BY CONTROL OF THE CYCLIZATION OF NITRILE-SUBSTITUTED GLUTACONIC TYPES (1979) (0)
- β-Halogeno-ether Synthesis of Olefinic Alcohols: Stereochemistry of the Ringscission of 2-Substituted 3-Halogenotetrahydro-pyrans and -furans. (1985) (0)
- CYCLIZATION OF ARYLPROPIOLYL CHLORO-OXALYL ANHYDRIDES- THE CHEMISTRY OF ARYL(CHLORO)METHYLENETETRAHYDROFURAN-2,4,5-TRIONES AND THE X-RAY CRYSTAL STRUCTURE OF A 3,4-METHYLENEDIOXYBENZYLIDENE REPRESENTATIVE (1977) (0)
- Synthesis of the Alkaloids Hopromine, Hoprominol and Hopromalinol, Using Transamidation Methods. (1993) (0)
- Slices of the synthetic cake (1993) (0)
- SYNTHESIS OF 4′′-CARBOXYLATED CANNABINOIDS: STEREOSPECIFIC PROCESSES INVOLVING ETHYLIDENEMALONIC ESTER (1980) (0)
- New Sesquiterpene Esters from Euonymus verrucosus: The "Ever" Series. (1986) (0)
- Electron‐Deficient Glutaconate Systems: Formation of Lactones, Benzenes, and Naphthalenes. (1997) (0)
- Reactions of Fused and Unfused α‐Pyrones with Magnesium Alkoxide, Sodium Alkoxide, and Water as the Nucleophile: Effects of Chelation. (1997) (0)
- MONOTERPENE SYNTHESIS VIA ALKENYLIDENECYCLOPROPANES: ACID- AND BASE-CATALYZED REARRANGEMENTS (1978) (0)
- THERMAL REARRANGEMENT OF ARYL(CHLORO)METHYLENETETRAHYDROFURAN-2,4,5-TRIONES- ITS MECHANISM AND THE CHEMISTRY OF THE RESULTING AROYLCHLOROMALEIC ANHYDRIDES (1977) (0)
- Cerebral Oedema in Diabetic Ketoacidosis SER,-Dr (2006) (0)
- TOPOCHEMICALLY CONTROLLED PHOTODIMERIZATION OF CRYSTALLINE METHYL 6-ISOBUTENYL-2-METHYL-4-OXOCYCLOHEX-2-ENECARBOXYLATE: A CHEMICAL AND X-RAY CRYSTALLOGRAPHIC STUDY (1979) (0)
- HETEROGENEOUS CATALYTIC HYDROGENATION OF ALLENES OVER SUPPORTED PALLADIUM, SELECTIVITY, STEREOSELECTIVITY, AND REGIOSELECTIVITY (1975) (0)
- POLYKETOENOLS AND CHELATES. AN N-METHYL-2-PYRIDONE RELATIVE OF THE XANTHYRONES: 4H-QUINOLIZONE AND 1,2-DIHYDRO-2-QUINOLONE FORMATION AND CHEMISTRY (1979) (0)
- Identification and Isotopic Labelling of the Diastereotopic Methyl Groups of the Prenyl‐Derived 2‐Hydroxyisopropyl Residues of Natural Products: The Rotenoid Dalpanol. (1992) (0)
- THE STEREOCHEMISTRY OF THE CYCLIC β-HALO ETHER SYNTHESIS OF OLEFINIC ALCOHOLS (1985) (0)
- Terpenylations Using (R)‐(‐)‐α‐Phellandrene. Synthesis of the (3S,4R)‐8,9‐Dihydro‐o‐ and ‐p‐cannabidiols, Their iso‐THC′s, and the Natural Dihydrochalcone (3S,4R)‐(+)‐Linderatin. (1988) (0)
- Synthesis of the Alkaloid Homaline in (.+-.) and Natural (S,S)-(-) Forms, Using Amination and Transamidative Ring Expansion in Liquid Ammonia. (1993) (0)
- Ancient Eastern remedies (1994) (0)
- Vaalens Sesquiterpenes of Catha transvaalensis; Structure of Vaalens‐5 (I) Using the COLOC NMR Pulse Sequence. (1989) (0)
- 1368. Ring-C expansion and fine structure of 7,12-dihydro-1-hydroxypleiadene-7,12-dione and related compounds. Transannular reactions of 7-, 8-, and 9-membered rings fused to planar systems (1965) (0)
- Synthesis of the Mammea Coumarins. Part 2. Experiments in the Mammea E Series and Synthesis of Mammea E/AC. (1987) (0)
- Aspects of the chemistry of 6,6a-dehydrorotenol, rotenononic acid, and isoderrisic acid acetates (1966) (0)
- Synthesis of the Mammea Coumarins. Part 3. The Insecticidal Coumarins of the Mammea E Series, Mammea D/BB, and a Dihydrocoumarin of the Mammea C Series. (1987) (0)
- SYNTHESIS OF (+-)-PRESQUALENE ALCOHOL, (+-)-PREPHYTOENE ALCOHOL, AND STRUCTURALLY RELATED COMPOUNDS (1975) (0)
- The Heterogeneous Catalytic Hydrogenation of Cumulated Allene-cyclopropanes: 1-(2′-Methylpropenylidene)-7-bicyclo[4.1.0]heptane (1998) (0)
- Synthesis of trans‐B/C‐Rotenoids: X‐Ray and NMR Data for cis‐ and trans‐Forms of Isorotenone. (1994) (0)
- NEW SYNTHETIC METHODS IN ROTENOID CHEMISTRY: (7′-13C)- AND (7′-14C)-(-)-ROTENONE AND (.+-.)-ISOROTENONE (1982) (0)
- Product Diversion by Magnesium Chelation in the Chemistry of Cyanoesters. (1994) (0)
- REGIOSELECTIVE CITRAN FORMATION FROM PHLORACETOPHENONE AND PHLOROGLUCINALDEHYDE USING A PYRIDINE-CATALYZED CITRAL CONDENSATION- ELUCIDATION OF PRODUCT STRUCTURES BY X-RAY ANALYSIS (1976) (0)
- Biosynthesis of the A/B/C/D-Ring System of the Rotenoid Amorphigenin by Amorpha fruticosa Seedlings. (1992) (0)
- Synthesis of racemic eriobrucinol and regio isomeric mono terpenoid coumarins using intra molecular cyclo additions (1983) (0)
- Chemical crosslinks (1992) (0)
- Synthesis of Amidoureas and the Nature of Caracasanamide, the Hypotensive Principle of Verbesina caracasana. (1993) (0)
- Renaissance view of nature in miniature (1997) (0)
- SYNTHESES OF ACRIDONE AND CARBAZOLE ALKALOIDS INVOLVING PYRIDINE-CATALYSED CHROMEN FORMATION, CRYSTAL AND MOLECULAR STRUCTURE OF DIBROMOCANNIBICYCLOL AND ITS BEARING ON THE STRUCTURES OF THE ′CYCLOL′ ALKALOIDS (1974) (0)
- 5-Thiorotenoids: A New Synthesis of General Applicability to Rotenoids. (1992) (0)
- SYNTHESIS OF (.+-.)-ERIOBRUCINOL AND REGIOISOMERIC MONOTERPENOID COUMARINS, USING INTRAMOLECULAR CYCLOADDITIONS (1983) (0)
- REDUCTION OF ALLENES AND ACETYLENES BY CATALYTIC AND CHEMICAL METHODS, ′MOLECULAR QUEUEING′ EFFECTS IN COMPETITIVE HYDROGENATION (1975) (0)
- Stereochemistry of Thermolytic Base‐Catalyzed Decarboxylation to Form Conjugated Diene‐Acids: Synthesis Using Ethylidenemalonic Ester Condensation. (1994) (0)
- Synthesis of the Mammea Coumarins. Part 4. Stereochemical and Regiochemical Studies, and Synthesis of (-)-Mammea B/BB. (1987) (0)
- Sugared pill (1990) (0)
- Synthesis of 4′-O-Methyl- (IVd) and 4′,6-Di-O-Methyl-chalaurenol (1988) (0)
- β-HALO ETHER SYNTHESIS OF OLEFINIC ALCOHOLS: STEREOCHEMISTRY AND CONFORMATION OF 2-SUBSTITUTED 3-HALOTETRAHYDROPYRAN AND -FURAN PRECURSORS (1985) (0)
- CHROMENYLATION OF 2-NAPHTHOL AND ALKYLHYDROQUINONES- SHORT SYNTHESES OF (2RS,4′R,8′R)-α-TOCOPHEROL (VITAMIN E) AND (2RS,4′R,8′R)-β-TOCOPHEROL (1978) (0)
- Isolation and Structure of Vaalens-1, -3, -5, and -7, Sesquiterpene Esters of Catha transvaalensis Codd (Celastraceae): X-Ray Molecular Structure of Vaalens-5 (1991) (0)
- CARBON-13 NUCLEAR MAGNETIC RESONANCE SPECTRA OF THE NATURAL PYRETHRINS (I) AND RELATED COMPOUNDS (1975) (0)
- ROTENOID SYNTHESIS CIRCUMVENTING 6α,12α-DEHYDRO INTERMEDIATES (1976) (0)
- Only natural (1985) (0)
- Conversion of Xanthyrones into Glutaconic Anhydride-Pyrone (GP) Compounds in Strong Acid Media: Selective Deuteriation as Between Chelated and Unchelated Acetyls. (1996) (0)
- Unsymmetrical Connective Olefination by Kornblum Nitro-Synthesis: Applications in Phytuberin Chemistry. (1986) (0)
- Synthons for General Routes to Natural Insecticidal Lipid Isobutylamides. Synthesis of Natural Polyene Isobutylamides. Stereochemistry of the Wittig Reactions. (1985) (0)
- POLYKETOENOLS AND CHELATES. NEW TYPES OF XANTHYRONES LACKING ENOLIZED SIDE-CHAIN TERMINUSES: THEIR REACTIONS WITH MAGNESIUM METHOXIDE (1981) (0)
- NEW REARRANGEMENTS INVOLVING DIENONE-CHROMENE EQUILIBRATION, IN THE PYRIDINE-CATALYZED CONVERSION OF CHROMENES INTO CITRANS (1976) (0)
- Rotenoid Synthesis by Wadsworth-Emmons Coupling and Mukaiyama Cyclization: Application to 5-Thiorotenoids. (1994) (0)
- Isotopically Labeled Geometric Isomers of Vinyl Groups: Reconstructive Synthesis of (Z)‐ and (E)‐(7′‐2H)Rotenone. (1992) (0)
- Indications of absolute configuration from anomalous dispersion of oxygen in two natural products (1981) (0)
- The Chemoselective Cyclization of Unsymmetrical γ-Diketones to Cyclopentenones by Directed Aldol Reaction Using a Magnesium Chelate. (1995) (0)
- Handbook of tritium nmr spectroscopy and applications. E A Evans, D C Warrell, J A Elvidge, J R Jones Published by John Wiley and Sons, Chichester and New York, 1985, xiv + 249 pages (1985) (0)
- Magnesium Methoxide Complexation in the Control of Chemical Reactions. (1997) (0)
- Synthesis of the Algicidal Allelochemical from Lemna trisulca ( Duckweed). (1993) (0)
- REARRANGEMENT AND ORIENTATION IN CITRAN SYNTHESIS. X-RAY CRYSTAL STRUCTURES OF (-)-BRUCEOL AND A (.+-.)-DEOXYBRUCEOL DERIVATIVE (1978) (0)
- Fragrant aristocrats (1993) (0)
- An acetylenic cyclisation leading to chloroarylidenetetrahydrofuran-2,4,5-triones (1973) (0)
- X-RAY ANALYSIS OF SYNTHETIC (4S)-2-(PROP-2-ENYL)RETHRON-4-YL(1R,3R)-CHRYSANTHEMATE 6-BROMO-2,4-DINITROPHENYLHYDRAZONE, AND CHIROPTICAL CORRELATION WITH THE SIX NATURAL PYRETHRIN ESTERS (1974) (0)
- Oxidative dimerisation of 2-alkenylcyclopent-2-ene-1,4-diones by manganese dioxide (1969) (0)
- New Macrolide Sesquiterpene Alkaloids of Catha edulis: Examples Containing a Novel Dilactone Bridge. (1986) (0)
- Study of the Transamidative Ring Expansion of N-ω-Halogenoalkyl-. beta.-lactams of Alkyl Chain Lengths 2-12 in Liquid Ammonia and Other Liquid Amines: Syntheses of 7-, 8-, and 9-Membered 1,5-Diaza Cyclic Ketones, Including Routes to (.+-.)-Dihydroperiphylline and (.+-.)- Celabenzine. (1994) (0)
- Thermal rearrangement of chloroarylidenetetrahydrofuran-2,4,5-triones to aroylchloromaleic anhydrides (1973) (0)
- 746. “Citrylidene-malonic acid”: cis-1(Me),3(H),4(H)-cis-3(H),α(H)-1,8-dihydroxy-3-p-menthylmalonic dilactone (1960) (0)
- Synthesis of Unsymmetrical Spermine Alkaloids of the Homalium Group. Transamidation Reactions of β-Lactams: A Synthesis of (.+-.)-Dihydroperiphylline. (1987) (0)
- Synthesis of Cannabinoids Carrying ω‐Carboxy Substituents: The Cannabidiols, Cannabinol and δ1 (1988) (0)
- CHROMENS AND CITRANS DERIVED FROM PHLOROACETOPHENONE AND PHLOROGLUCINALDEHYDE BY CITRAL CONDENSATION- REGIOSELECTIVITY, MECHANISM, AND X-RAY CRYSTAL STRUCTURES (1978) (0)
- REGIOSELECTIVE ETHER CLEAVAGES OF ROTENOIDS: SPIRO-ETHER FORMATION AND STEREOSELECTIVE ISOTOPIC LABELING OF (E)- OR (Z)-PRENYL METHYL GROUPS IN (6AS, 12AS)-ROT-2′-ENONIC ACID (1982) (0)
- An Isotopic Study (2H and 18O) of the Enzymic Conversion of Linoleic Acid into Colneleic Acid with Carbon Chain Fracture: The Origin of Shorter Chain Aldehydes. (1991) (0)
- Biosynthesis of Rotenone (Ia) and Amorphigenin (Ib). Study of the Origins of Isopropenyl-Substituted Dihydrofuran E-Rings Using Isotopically Labelled Late Precursors. (1992) (0)
- CARBON-13 MAGNETIC RESONANCE SPECTRA, SYNTHETIC PRESQUALENE ESTERS, RELATED CYCLOPROPANES, AND ISOPRENOIDS (1975) (0)
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