n
(organic chemistry) The dienone 3,5,6-trihydroxy-2-(2-methylbutanoyl)-4,6-bis(3-methylbut-2-enyl)cyclohexa-2,4-dien-1-one present in hops
n
(organic chemistry) The dienone 3,5-dihydroxy-2-(2-methylbutanoyl)-4,6,6-tris(3-methylbut-2-enyl)cyclohexa-2,4-dien-1-one present in hops
n
(organic chemistry) The aflatoxin (3S,7R,16S)-16-hydroxy-11-methoxy-6,8,19-trioxapentacyclo[10.7.0.02,9.03,7.013,17]nonadeca-1,4,9,11,13(17)-pentaen-18-one
n
(organic chemistry) The toxic chromenone (2S,3S,4aS)-2,3,7-trihydroxy-9-methoxy-4a-methyl-3,4-dihydro-2H-benzo[c]chromen-6-one present in the fungus Alternaria tenuis
n
(organic chemistry) The sesquiterpene lactone (3aS,6S,6aR,9aR,9bR)-6,9a-dimethyl-3-methylidene-3a,4,5,6,6a,9b-hexahydroazuleno[8,7-b]furan-2,9-dione present in Ambrosia maritima
n
(organic chemistry) A polyhydroxy polyene, present in marine dinoflagellates of the genus Amphidinium, that is an antifungal agent
n
(organic chemistry) A natural product, of uncertain structure, isolated from the seeds of Anacardium occidentale.
n
(organic chemistry) The lactone (3aS,4R,7aS)-4-ethenyl-4,7a-dimethyl-3a,5,6,7-tetrahydro-3H-1-benzofuran-2-one present in the pheromone of some male fruit flies
n
(organic chemistry) The isoquinoline (1S,3S)-5-(4,5-dimethoxy-2-methylnaphthalen-1-yl)-8-methoxy-1,3-dimethyl-1,2,3,4-tetrahydroisoquinolin-6-ol
n
(organic chemistry) The furanone derivative 2-methyl-4-[2,8,15-trihydroxy-15-[5-(1-hydroxytridecyl)oxolan-2-yl]pentadecyl]-2H-furan-5-one present in the seeds of Annona cherimolia
n
(organic chemistry) A monoterpene alcohol, [4-(propan-2-yl)cyclohexa-1,3-dien-1-yl]methanol, found in the oil of camomile as esters of tiglic and angelic acids
n
(organic chemistry) The diterpenoid (2R,4aR,4bS,7S,10aR)-2-hydroxy-7-(2-hydroxyacetyl)-1,1,4a,7-tetramethyl-2,4,4b,5,6,8,10,10a-octahydrophenanthren-3-one present in some araucarians
n
(organic chemistry) An alkaloid,1-methyl-3,6-dihydro-2H-pyridine-5-carboxylic acid, found in areca nuts
n
(organic chemistry) The alkaloid (1R,6R,7S,9R,11R)-1',6,10,10,13-pentamethylspiro[3,13-diazatetracyclo[5.5.2.01,9.03,7]tetradecane-11,3'-pyrrolidine]-2',5',14-trione present in Aspergillus japonicus
n
(organic chemistry) aloin
n
(organic chemistry) Any of a group of terpenoids that are secondary metabolites of the ascomycete Hypoxylon
n
(organic chemistry) The pentacyclic triterpenoid 8,10,11-trihydroxy-9-(hydroxymethyl)-1,2,6a,6b,9,12a-hexamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-icosahydropicene-4a-carboxylic acid present in the pennywort Centella asiatica
n
(organic chemistry) A 28-carbon sterol synthesized by several unicellular algae and some terrestrial plants, and sometimes used as a biomarker.
n
(organic chemistry) An alcohol with chemical formula C₁₀H₂₀O, derived from the essential oil from the flowers and leaves of Bupleurum fruticosum.
n
(organic chemistry) Any of a group of tetracyclic triterpenoid lactones present in the Chinese tree Aglaia abbreviata
n
(organic chemistry) A tricyclic lactone [(2Z,4R,8R,9R,11R)-2,11-dimethyl-7-methylidene-6,12-dioxo-5,14-dioxatricyclo[9.2.1.0^(4,8)]tetradeca-1(13),2-dien-9-yl] 2-methylprop-2-enoate
n
(organic chemistry) The chalcone 1-(2,4-dihydroxy-6-methoxyphenyl)-3-phenyl-2-propen-1-one
n
(organic chemistry) Synonym of scillarenin
n
(organic chemistry) Any of a group of polyphenols present in Cinnamomum cassia
n
(organic chemistry) The naphthoquinone derivative 2,7-dimethyl-1,4-naphthoquinone present in Passiflora incarnata
n
(organic chemistry) A particular acridone alkaloid.
n
A natural acyclic monoterpenoid, occurring in citronella oils and used in perfumes and insect repellents.
n
(organic chemistry) A coumarin, 5,7-dimethoxy-2H-1-benzopyran-2-one found in oil of yellow citron.
n
(organic chemistry) The compound 4-[(1E)-3-hydroxy-1-propen-1-yl]-2-methoxyphenol
n
Alternative form of coumarin [(organic chemistry) the bicyclic aromatic compound 1,2-benzopyrone or any of its derivatives]
n
(organic chemistry) The xanthone 1,3,6-trihydroxy-2-(3-hydroxy-3-methylbutyl)-7-methoxy-8-(3-methylbut-2-enyl)xanthen-9-one present in the bark of a Cratoxylum
n
(organic chemistry) The sterol (3S,8S,9S,10R,13R,14S,17R)-17-[(E,2R,5S)-5,6-dimethylhept-3-en-2-yl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol present in marine invertebrates
n
(organic chemistry) One of the quinoline bases, obtained from coal tar as an oily liquid, C₁₁H₁₁N.
n
(organic chemistry) A sesquiterpene lactone [(3aR,4S,6aR,8S,9aR,9bR)-8-hydroxy-3,6,9-trimethylidene-2-oxo-3a,4,5,6a,7,8,9a,9b-octahydroazuleno[4,5-b]furan-4-yl] 2-(hydroxymethyl)prop-2-enoate
n
(organic chemistry) Any of a group of benzofluoranthene metabolites of Annulohypoxylon fungi
n
(organic chemistry) chrysazin
n
A phenolic lactone (4Z)-3-(3,4-dihydroxyphenyl)-6-[(E)-2-(3,4-dihydroxyphenyl)ethenyl]-8-hydroxy-4-(2-oxopropylidene)-3,3a-dihydrofuro[3,4-c]oxepin-1-one related to hispidin
n
Alternative form of deacetoxycephalosporin [(organic chemistry) The heterocyclic carboxylic acid (6R,7R)-7-[[(5R)-5-amino-5-carboxypentanoyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid and related compounds.]
n
(organic chemistry) The meroterpenoid (1R,2S,5S,7S,8S,9R,12S,13S)-8-hydroxy-2,6',6',9,13-pentamethyl-6,16-dimethylidenespiro[10,14,17-trioxapentacyclo[7.6.1.17,12.01,12.02,7]heptadecane-5,5'-pyran]-2',11,15-trione produced by Aspergillus nidulans
n
(organic chemistry) The dimer of coniferol 4-[3-(hydroxymethyl)-5-[(E)-3-hydroxyprop-1-enyl]-7-methoxy-2,3-dihydro-1-benzofuran-2-yl]-2-methoxyphenol
n
(organic chemistry) A quinone derivative of lapachol that is found in teak wood
n
(organic chemistry) A hydrogenated derivative of chalcone that is the basis of many biologically active compounds
n
(organic chemistry) Synonym of hydroxyflavanone, especially a 3-hydroxyflavanone
n
(organic chemistry) ampelopsin
n
(organic chemistry) A dimeric form of a sesquiterpenoid
n
(organic chemistry) The lactone (3S,4S)-4-[(E,2S,6R,8S,9R,10R)-9-hydroxy-4,6,8,10-tetramethyl-7-oxododec-4-en-2-yl]-3-methyloxetan-2-one (or an isomer) that is an esterase inhibitor produced by actinomycetes
n
(organic chemistry) An isomer of stigmastanol, 24α-ethyl-5α-cholestan-3β-ol
n
(organic chemistry) The sterol 3-hydroxyergostane derived from ergostane
n
(organic chemistry) The ergopeptine alkaloid 12'-hydroxy-2'-methyl-5' alpha-(1-methylethyl)-ergotaman-3',6',18-trione
n
(chemistry) The aromatic compound with chemical formula C₁₀H₁₂O₂, an allyl chain-substituted guaiacol of the phenylpropanoids, found in essential oils such as clove, nutmeg, and cinnamon.
n
(organic chemistry) An antitrypanosomal chromene
n
(organic chemistry) The heterocyclic ketone 6,8-dimethylpyrimido[5,4-e][1,2,4]triazine-5,7-dione
n
(organic chemistry) A specific triterpene hydrocarbon; any of many naturally-occurring derivatives of this compound
n
(organic chemistry) A semiquinone derived from flavin
n
(organic chemistry) The phenolic ketone 4-(4-hydroxyphenyl)-2-butanone present in raspberries and similar fruit
n
(organic chemistry) A diterpenoid trialdehyde, (1S,5R)-5-{(1R,2S)-2-[(1E)-2,6-dimethyl-1,5-heptadien-1-yl]-1-formylcyclopropyl}-2-cyclopentene-1,2-dicarbaldehyde, that is a chemical defense adaptation in the calcareous reef-building alga Halimeda
n
(organic chemistry) The dimeric lactone 6-ethyl-3-[(6-ethyl-4-hydroxy-5-methyl-2-oxopyran-3-yl)methyl]-4-hydroxy-5-methylpyran-2-one present in several herbs and spices
n
(organic chemistry) A complex organic compound, containing two oxazole rings, isolated from a marine sponge of the genus Polyfibrospongia, that shows antiviral activity
n
(organic chemistry) A compound obtained from the decomposition of hesperidin, regarded as a complex derivative of caffeic acid.
n
(organic chemistry) The spirocyclic compound [(1R,2S,3S,6S,8R,11S,12S,13S,15R,17R,20S,21R)-2',2',3',11,17-pentamethylspiro[14,16,19-trioxaheptacyclo[11.8.1.1^(2,20).0^(1,15).0^(3,12).0^(6,11).0^(17,21)]tricosane-18,5'-oxolane]-8-yl] acetate
n
(organic chemistry) The pterocarpin (6aR,11aR)-3,9-dimethoxy-6a,11a-dihydro-6H-[1]benzofuro[3,2-c]chromene
n
(organic chemistry) The sesquiterpenol (4Z,8Z)-6,6,9-trimethyl-2-methylidenecycloundeca-4,8-dien-1-ol derived from humulene
adj
(organic chemistry) Relating to a hydroxyphenol
n
(organic chemistry) Any of a group of tricyclic sesquiterpenoid lactones
n
(organic chemistry) A yellow-coloured organic compound with the formula of C₁₀H₁₆O, obtained by distillation from the root of elecampane (Inula helenium).
n
(organic chemistry) The alkaloid (6aS)-2,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-1,9-diol
n
(organic chemistry) An isomer of colchicine N-(1,2,3,9-tetramethoxy-10-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl)acetamide
n
(organic chemistry) Any isoflavonoid ketone
n
(organic chemistry) An isomer of garcinol
n
(organic chemistry) The butanolide (3E,4S)-3-dodec-11-enylidene-4-hydroxy-5-methylideneoxolan-2-one or any similar isomer of obtusilactone
n
(organic chemistry) A chlorohydrin found in species of Jaborosa.
n
(chemistry) A derivative of tetrahydro-quinoline (C₁₀H₁₃NO), formerly used as an antipyretic.
n
(organic chemistry) A sesquiterpene alcohol present in vertiver oil
n
(organic chemistry) A substance found in vetiver oil.
n
(organic chemistry) Any triterpenoid derived from lanostane
n
(organic chemistry) mimosine
n
(organic chemistry) The chalcone apioside (E)-1-[4-[(2S,3R,4S,5S,6R)-3-[(2S,3R,4R)-3,4-dihydroxy-4-(hydroxymethyl)oxolan-2-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-hydroxyphenyl]-3-(4-hydroxyphenyl)prop-2-en-1-one
n
(organic chemistry) Any glycoside of limonin
n
(organic chemistry) The limonoid (1S,3'S,3aR,5aR,6R,7S,9aR,9bR)-1-(carboxymethyl)-7-[(R)-3-furyl(hydroxy)methyl]-9b-(hydroxymethyl)-3,3,5a,7-tetramethyl-5-oxodecahydro-3H-spiro[naphtho[1,2-c]furan-6,2'-oxirane]-3'-carboxylic acid
n
(organic chemistry) The glycoside nitrile (2Z)-2-[(4R,5S,6S)-4,5-dihydroxy-6-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxycyclohex-2-en-1-ylidene]acetonitrile present in the roots of Lithospermum
n
(organic chemistry) Any of a class of indole-diterpene alkaloids produced by a fungus of the genus Epichloë
n
(organic chemistry) A sesterterpenoid, 3-[(3E,7E)-4,8-dimethyl-10-(2,6,6-trimethylcyclohexen-1-yl)deca-3,7-dienyl]-2-hydroxy-2H-furan-5-one, present in the sponge Luffariella, that inhibits some phospholipases
n
(organic chemistry) A pharmacologically active triterpenoid found in a variety of plants.
n
(organic chemistry) Any of a group of cyclic aromadendrane sesquiterpenoids, present in Eucalyptus macrocarpa that has antibacterial activity
n
(organic chemistry) The homodetic cyclic dipeptide prolyl tyrosine
n
(organic chemistry) The butanolide (3E,5S)-5-hydroxy-3-tetradecylideneoxan-2-one present in leaves of the tree Mezilaurus crassiramea
n
Any methoxy derivative of a chalcone.
n
(organic chemistry) Any methoxy derivative of a flavone
n
(organic chemistry) Any of several methyl derivatives of umbelliferone, but especially 4-methylumbelliferone that is used as the drug hymecromone.
n
(organic chemistry) 1-deoxynojirimycin
n
(organic chemistry) Synonym of dendrophenol
n
(organic chemistry) A particular diterpene that is the basis of many natural products
n
(organic chemistry) An isomer of aconitine
n
(organic chemistry) The sesquiterpene lactone (3aS,6S,9aR,9bR)-6,9a-dimethyl-3-methylidene-3a,4,5,6,8,9b-hexahydroazuleno[8,7-b]furan-2,9-dione present in Ambrosia maritima
n
(organic chemistry) A dehydro- derivative of betanidin
n
(organic chemistry) The diterpene 7,11,15-trimethyl-3-methylidenehexadec-1-ene
n
(organic chemistry) Any of a large group of compounds related to nicotine
n
(organic chemistry) A polymer of thymoquinone that occurs in the oil of Nigella sativa
n
(organic chemistry) A derivative of abietane one of which is a component of fichtelite
n
(organic chemistry) An alkaloid formally derived from reticuline by removing a methyl group from the nitrogen atom
n
(organic chemistry) Any of a group of unsaturated aliphatic cytotoxic lactones present in Lindera obtusiloba
n
Synonym of octahydrocurcumin, and related compounds
n
(organic chemistry) A linear terpenoid derived from the seaweed Cystoseira crinita, 12-hydroxy-6,10-dimethyldodeca-6,10-dien-2-one
n
(organic chemistry) The compound (1R,2S,3S,4S,4aR,11bR)-1,2,3,4,7-pentahydroxy-2,3,4,4a,5,11b-hexahydro-1H-[1,3]dioxolo[4,5-j]phenanthridin-6-one
n
(organic chemistry) An ester of a pyrrolizidine derivative, present in phalaenopsis
n
(organic chemistry) delphin
n
(organic chemistry) A tetracyclic diterpene found in brown coal.
n
An indole that naturally occurs in plants.
n
(organic chemistry) The diterpene (2R,4aS,4bR,8aS,10aS)-2-ethyl-2,4b,8,8-tetramethyl-3,4,4a,5,6,7,8a,9,10,10a-decahydro-1H-phenanthrene and related compounds
n
(organic chemistry) The stilbenoid 3-[(E)-2-(4-hydroxyphenyl)ethenyl]-5-methoxyphenol present in the bark of Pinus sibirica
n
(organic chemistry) A particular sterol found in marine sponges.
n
(organic chemistry) Any of a group of sesquiterpenes related to chamazulene
n
(organic chemistry) An oxindole, obtained from certain plants of the genus Uncaria, thought to have therapeutic properties; uncarine
n
(organic chemistry) Any of a group of indanone derivatives present in bracken of the genus Pteridium.
n
(organic chemistry) An aromatic hydroxy-butenolide, derivatives of which occur naturally in certain fungi and moulds.
n
(organic chemistry) A chemical compound formed by heating aconitine ((1α,3α,6α,14α,16β)-20-ethyl-3,13-dihydroxy-1,6,16-trimethoxy-4-(methoxymethyl)-15-oxoaconitan-14-yl benzoate).
n
(organic chemistry) Any of a class of alkaloids, found in many plants, that are hepatotoxic.
n
(organic chemistry) A diterpenoid found in Rabdosia umbrosa var. latifolia.
n
(organic chemistry) Any of a group of phenolic chalconoids
n
(organic chemistry) The cyclic ketone 3,5-dihydroxy-2-(4-hydroxyphenyl)-7-methoxychromen-4-one
n
(organic chemistry) A particular pyrrole alkaloid
n
(organic chemistry) The phenol 4-[(3R)-3-hydroxybutyl]phenol used in some skin-lightening products
n
(organic chemistry) Either of a pair of sesquiterpenes found in sandalwood.
n
(organic chemistry) The diterpenoid lactone (1S,3R,6S,9R,12S,13S,14R,15S)-1-(furan-3-yl)-13-hydroxy-6,12,14-trimethyl-2,4,10,16-tetraoxapentacyclo[11.3.1.0^(3,15).0^(6,15).0^(9,14)]heptadec-7-ene-5,11-dione
n
(organic chemistry) The cardenolide 5-[(3S,8R,9S,10R,13R,14S,17R)-3,14-dihydroxy-10,13-dimethyl-1,2,3,6,7,8,9,11,12,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]pyran-2-one
n
(organic chemistry) The bicyclic diterpenoid alcohol (1R,2R,4aS,8aS)-1-[(3R)-3-hydroxy-3-methylpent-4-enyl]-2,5,5,8a-tetramethyl-3,4,4a,6,7,8-hexahydro-1H-naphthalen-2-ol
n
(organic chemistry) The phthalide (3Z,6S,7S)-3-butylidene-6,7-dihydroxy-4,5,6,7-tetrahydro-2-benzofuran-1-one or any of its derivatives that are used to counter migraine
n
(organic chemistry) The compound 6-[(1s,3ar,4s,6ar)-4-(1,3-benzodioxol-5-yl)tetrahydro-1h,3h-furo[3,4-c]furan-1-yl]-1,3-benzodioxol-5-ol present in sesame seeds as a glycoside
n
(organic chemistry) The antioxidant 3,4-methylenedioxyphenol found in sesame oil
n
(organic chemistry) The phenol 4-[[(3S,3aR,6R,6aR)-3-(1,3-benzodioxol-5-yl)-1,3,3a,4,6,6a-hexahydrofuro[3,4-c]furan-6-yl]oxy]-2-methoxyphenol present in sesame seeds as a glycoside
n
(organic chemistry) A particular indolosesquiterpene.
n
(organic chemistry) (+)-2,3alpha,3aalpha,7a-Tetrahydro-7aalpha-hydroxy-8-(4-hydroxy-3-methoxyphenyl)-4-(3alpha,5,7-trihydroxy-4-oxo-2beta-chromanyl)-3,6-methanobenzofuran-7(6alphaH)-one, one of the components of silymarin
n
(organic chemistry) The substituted benzamide 2-[(2-hydroxynaphthalen-1-ylmethylene)amino]-N-(1-phenethyl)benzamide, that is biochemically active
n
(organic chemistry) The spirocyclic ketone (2R,5S,10R)-6,10-dimethyl-2-(prop-1-en-2-yl)spiro[4.5]dec-6-en-8-one that is a potent antifungal phytoalexin derived from Solanum indicum
n
spinochrome A (2-acetyl-3,5,6,8-tetrahydroxy-1,4-naphthalenedione)
n
(chemistry) A bis(indolyl)imidazole alkaloid containing bromine derived from sponges, spongotine-B: (6-bromo-1H-indol-3-yl)-[5-(1H-indol-3-yl)-4,5-dihydro-1H-imidazol-2-yl]methanone (spongotine A has bromine in another position and spongotine C has two bromine atoms.
n
(organic chemistry) An acetogenin found in Annona squamosa.
n
(organic chemistry) A reddish solid that is a condensation product of tannin and formaldehyde
n
(organic chemistry) A pentacyclic triterpenoid present in many plants
n
(organic chemistry) The polycyclic aldehyde (1S,3R,4R,8S,11S,12R)-4,8,12,15,15-pentamethyl-7-oxotricyclo[9.3.1.0^(3,8)]pentadecane-6-carbaldehyde
n
(organic chemistry) The phytosteroid (22R,23R)-3β,22,23-trihydroxy-5α-campestan-6-one
n
(organic chemistry) A 3-benzoxepine natural product extracted from Asphodeline tenuior.
n
(organic chemistry) The 2,4,2',4' tetrahydroxy derivative of chalcone
n
Alternative form of thamnosin [(organic chemistry) A dimeric coumarin isolated from Thamnosma montana, the turpentine broom.]
n
(organic chemistry) An isomer of spermine that is present in many plants
n
(organic chemistry) A sesquiterpene with the molecular formula C₁₅H₂₄, found in the essential oils of a variety of conifers, in particular Juniperus cedrus and Thujopsis dolabrata.
n
(organic chemistry) A monoterpenoid quinone, found in caraway, coriander and nutmeg, that has antioxidant activity
n
(organic chemistry) A sterically-hindered dimer (bianthraquinone) of an anthraquinone
n
(organic chemistry) The trehalase inhibitor N-[(3aR,4R,5S,6S,6aS)-4,5,6-trihydroxy-4-(hydroxymethyl)-4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]oxazol-2-yl]-α-D-glucopyranosylamine
n
(organic chemistry) An oxidised humulone produced during the storage of hops
n
(organic chemistry) A triterpene present in the chestnut Castanea sativa
n
(organic chemistry) arbutin
n
(organic chemistry) A sesquiterpene alcohol found in vetiver oil and having the chemical formula C₁₅H₂₄O.
n
(organic chemistry) The indole alkaloid 22-norajmala-1,19-dien-17α-yl acetate
n
(organic chemistry) The lignan (3S,3aR,6S,6aR)-3,6-bis(3,4,5-trimethoxyphenyl)-1,3,3a,4,6,6a-hexahydrofuro[3,4-c]furan
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