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chromones +     
enone +     
(+)-(S)-ar-turmerone  
(+)-cis-isohumulone 
(+)-Elaeocarpine 
(+)-isoepoxydon 
(+)-nootkatone 
(+)-sabinone 
(-)-Acorenone 
(-)-rel-acora-2,4(14),8-trien-15-oic acid 
(-)-rotiorin 
(2E)-2-ethylidene-4-hydroxy-5-methyl-3(2H)-furanone 
(2E,6Z)-13-hydroxy-1-(2-hydroxy-5-methoxy-3-methylphenyl)-3,7,11,15-tetramethylhexadeca-2,6,14-triene-5,12-dione 
(2R,4R)-2-[[4-(hydroxymethyl)phenyl]methoxy]-4-(4-oxo-1-benzopyran-3-yl)-3,4-dihydro-2H-pyran-6-carboxylic acid prop-2-enyl ester 
(2S)-5-Hydroxy-7-methoxy-8-[(E)-3-oxo-1-butenyl]flavanone 
(2Z)-4-oxobut-2-ene-1,2,4-tricarboxylic acid 
(3E)-3-[(1R,5R,6S)-5-hydroxy-7-oxabicyclo[4.1.0]heptan-2-ylidene]pyruvic acid 
(3E)-3-nonen-2-one 
(3R)-farnesyl-6-hydroxy-2,3,5-trimethyl-4-oxocyclohexa-1,5-diene-1-carboxylic acid 
(3R,8E)-3-Hydroxy-5,8-megastigmadien-7-one 
(3Z)-4-hydroxy-3-penten-2-one 
(4aR,10bS)-noroxomaritidine 
(4aS,10bR)-noroxomaritidine 
(4betaH)-8alpha-(2-methylbut-2-enoyloxy)-2-oxo-1(5),10(14),11(13)-guaiatrien-12,6alpha-olide 
(4R,5S,6R)-2,4,5,6-tetrahydroxycyclohex-2-en-1-one 
(4Z,7Z,10Z,13Z,15E,19Z)-17-oxodocosahexaenoic acid 
(4Z,7Z,10Z,14E,16Z,19Z)-13-oxodocosahexaenoic acid 
(4Z,8E,10Z,13Z,16Z,19Z)-7-oxodocosahexaenoic acid 
(6E,8Z)-5-oxooctadecadienoic acid 
(6E,8Z,10E,12S,14Z)-12-hydroxy-5-oxoicosatetraenoic acid 
(6E,8Z,11Z,13E,15S)-15-hydroxy-5-oxoicosatetraenoic acid 
(6E,8Z,11Z,14Z,17Z)-5-oxoicosapentaenoic acid 
(7Z,10Z,13Z,15E,19Z)-17-oxodocosapentaenoic acid 
(7Z,10Z,14E,16Z,19Z)-13-oxodocosapentaenoic acid 
(8E,10Z,13Z,16Z,19Z)-7-oxodocosapentaenoic acid 
(E)-4-oxohex-2-enal 
(E)-4-oxonon-2-en-1-ol 
(E)-4-oxonon-2-enal 
(E,E)-2-methyl-6-oxohepta-2,4-dienal 
(E,E)-2-methyl-6-oxohepta-2,4-dienol 
(R)-demethyl-4-deoxygadusol 
(S)-2,3-Dihydro-7-hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 
(S)-3,7-dihydroxychroman-4-one 
(S)-demethyl-4-deoxygadusol 
(S,E)-Filbertone 
(Z,S)-cinerolone 
(Z,S)-jasmolone 
1'-acetyl-6-[2-(4-ethyl-1-piperazinyl)-2-oxoethoxy]-4-spiro[3,4-dihydro-2H-1-benzopyran-2,4'-piperidine]one 
1,2-dihydroxy-5-(methylthio)pent-1-en-3-one 
1,4,4,7a-tetramethyl-1,4,5,7a-tetrahydro-2H-inden-2-one 
1,7-bis (4-hydroxyphenyl)-1,4,6-heptatrien-3-one 
1,7-bis(4-hydroxy-3-methoxyphenyl)hept-1-ene-3,5-dione +  
1,7-bis(4-hydroxyphenyl)hepta-4E-6E-dien-3-one 
1,7-bis-(4-hydroxyphenyl)-2,4,6-heptatrienone 
1-(2,3-dihydro-1H-pyrrolizin-5-yl)-2-propen-1-one 
1-(2,6,6-trimethylcyclohex-2-en-1-yl)but-2-enone 
1-(4-hydroxy-3-methoxyphenyl)-7-(4-hydroxyphenyl)-(4E)-4-hepten-3-one 
1-(5-methyl-2-furanyl)-2-(5-propan-2-yl-1,3,4-thiadiazol-2-yl)-1H-[1]benzopyrano[2,3-c]pyrrole-3,9-dione 
1-hepten-3-one 
1-Hexadecen-3-one 
1-O-(4-oxoretinoyl)-beta-D-glucuronic acid 
1-penten-3-one  
1-phenyl-3-(phenylsulfonyl)-2-propen-1-one 
1-Tetradecen-3-one 
11,13-dihydro-8-deoxylactucin 15-glycoside 
11-oxo-ent-cassa-12,15-dien-2beta,3beta-diol 
11-oxo-ent-cassa-12,15-dien-3alpha-ol 
11-oxo-ETE +  
11-oxo-ETE-CoA 
11beta,13-dihydro-8-deoxylactucin 
11beta,13-dihydro-8-deoxylactucin 15-oxalate 
11beta,13-dihydrolactucin 
11beta,13-dihydrolactucin 15-glycoside 
11beta,13-dihydrolactucin 15-oxalate 
11beta,13-dihydrolactucopicrin 
11beta,13-dihydrolactucopicrin 15-oxalate 
12,20-dioxoleukotriene B4 
12-ketomethymycin +  
12-ketomethymycin N-oxide 
12beta-hydroxychaetoviridin C 
13-apo-beta-carotenone 
13-oxo-9,11-octadecadienoic acid +   
14-oxo-DoHE 
15-O-acetylbruceolide 
15-O-propionylbruceolide 
15-oxo-ETE-CoA 
15-oxoEDE 
16,17-didehydropregnenolone +  
16,17-didehydroprogesterone 
16-oxoresolvin D2 
17-defurano-17-oxosalannin 
17-oxoresolvin D1 
17alpha-hydroxywithanolide D 
18-oxoresolvin E1 
18-oxotryprostatin A 
2,22,25-trideoxyecdysone 
2,3,4,5-tetranor-15-oxoprostaglandin F2alpha 
2,3,4,7,9-pentahydroxy-6-methyl-1H-phenalen-1-one 
2,3-Dihydroxy-2,4-cyclopentadien-1-one 
2,4-Dodecadienamide 
2,6-Dimethyl-1,7-octadien-3-one 
2,6-dioxo-6-phenylhexa-3-enoic acid 
2,8-Dimethyl-5,7-dimethoxychromone 
2-(2-(4-methoxyphenyl)ethyl)chromone 
2-(2-phenylethyl)chromone 
2-(7-methoxy-4-oxo-1-benzopyran-3-yl)acetic acid 
2-(Diethylamino)-3,6-dinitro-4H-1-benzopyran-4-one 
2-amino-4-(3-cyclohexen-1-yl)-7,7-dimethyl-5-oxo-5,6,7,8-tetrahydrochromene-3-carbonitrile 
2-amino-6-ethyl-3-(3-isoxazolyl)-7-methoxy-1-benzopyran-4-one 
2-benzylidene-3-(cyclohexylamino)indan-1-one +  
2-cyclopenten-1-one  
2-deoxyecdysone 
2-ethyl-3-[(4-methoxyphenyl)methyl][1]benzopyrano[2,3-d]pyrimidine-4,5-dione 
2-hydroxy-6-oxo-2,4-heptadienoic acid +  
2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoic acid 
2-hydroxy-N-[(6-methyl-4-oxo-1-benzopyran-3-yl)methylideneamino]benzamide 
2-hydroxyrubiarbonone E 
2-Methyl-5-methoxy-7-hydroxy-8-(2-hydroxyethyl)-2,3-dihydro-4H-1-benzopyran-4-one 
2-morpholin-4-yl-7-phenyl-4H-chromen-4-one 
2-Nonen-4-one 
2-Octen-4-one 
2-oxobut-3-enoic acid 
2-oxopenta-3,4-dienoic acid 
2-thiophenecarboxylic acid [3-(3,5-dimethylphenoxy)-4-oxo-1-benzopyran-7-yl] ester 
2-trans-(+)-abscisic aldehyde 
20-epi-isoiguesterinol 
20-hydroxytubocapsanolide A 
20-oxo-5-O-beta-mycaminosyltylactone 
23-hydroxytubocapsanolide A 
25-deoxyecdysone 
28-deoxonimbolide  
3'-hydroxy-e,e-caroten-3-one 
3'-hydroxyechinenone 
3,15-di-O-acetylbruceolide 
3,15-di-O-propionylbruceolide 
3,5,7-trihydroxy-2-(1-hydroxy-3-methoxy-4-oxocyclohexyl)-6-methoxy-4H-chromen-4-one 
3,5-dihydroxy-2-(1'-oxo-3'-hexadecenyl)-2-cyclohexene-1-one 
3,7,8-trihydroxy-3-methyl-1,4-dihydropyrano[4,3-b]chromen-10-one 
3,7-dihydroxychromen-4-one 
3-(1-benzimidazolyl)-6-ethyl-7-hydroxy-1-benzopyran-4-one 
3-(4,6-dihydroxy-3-oxocyclohexa-1,4-dien-1-yl)acrylic acid 
3-(4-methyl-1,3-dioxan-2-yl)-1-benzopyran-4-one 
3-[(2-pyridinylamino)methylidene]-3,4-dihydro-2H-1-benzopyran-2,4-dione 
3-[(2-pyridinylmethylamino)methylidene]-3,4-dihydro-2H-1-benzopyran-2,4-dione 
3-[(2S,4S)-2-(4-hydroxybutoxy)-6-[4-morpholinyl(oxo)methyl]-3,4-dihydro-2H-pyran-4-yl]-1-benzopyran-4-one 
3-[1-(butylamino)ethylidene]-3,4-dihydro-2H-1-benzopyran-2,4-dione 
3-[1-(pentylamino)ethylidene]-3,4-dihydro-2H-1-benzopyran-2,4-dione 
3-[[(6-methyl-2-pyridinyl)amino]methylidene]-3,4-dihydro-2H-1-benzopyran-2,4-dione 
3-cis-hydroxy-beta,epsilon-caroten-3'-one 
3-dehydrosphingosine 
3-Hepten-2-one 
3-hexen-2-one 
3-hydroxy-alpha-ionone 
3-Methyl-3-hepten-2-one 
3-O-methyl-isosecotanapartholide 
3-oxo-Delta(1) steroid +   
3-oxo-Delta(4) steroid +   
3-phenyl-2-propan-2-yl[1]benzopyrano[2,3-d]pyrimidine-4,5-dione 
3-pyridinecarboxylic acid [2-(2-furanyl)-4-oxo-1-benzopyran-3-yl] ester 
3beta,12-dihydroxy-13-methyl-5,8,11,13-podocarpatetraene-7-one 
3E-Nonen-2,5-dione 
3PO 
3Z-Nonen-2,5-dione 
4',4'-dihydroxyechinenone 
4'-epichaetoviridin A 
4'-epichaetoviridin F 
4'-hydroxyechinenone 
4,6,6-trimethylbicyclo[3.1.1]hept-3-en-2-one +  
4-[2-[(1'-acetyl-4-oxo-6-spiro[3,4-dihydro-2H-1-benzopyran-2,4'-piperidine]yl)oxy]-1-oxoethyl]-1-piperazinecarboxylic acid ethyl ester 
4-[[7-methoxy-4-oxo-2-(trifluoromethyl)-1-benzopyran-3-yl]oxy]benzoic acid 
4-androsten-17beta-ol-3-one glucosiduronate 
4-Chromanone 
4-coumaroyltriacetic acid lactone 
4-hexen-3-one +  
4-hydroxy-5-methyl-2-methylenefuran-3-one 
4-Hydroxy-5-methyl-3(2H)-thiophenone 
4-hydroxyprotoasukamycin +  
4-methyl-2-oxochromen-7-yl \{[3-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-methyl-4-oxochromen-7-yl]oxy\}acetate 
4-Octen-3-one 
4-oxo-1-benzopyran-2-carboxylic acid 
5'-epichaetoviridin A 
5,7-Dihydroxy-2,6,8-trimethylchromone 
5,7-dihydroxy-2,6-dimethyl-1-benzopyran-4-one 
5,7-dihydroxy-2,8-dimethyl-1-benzopyran-4-one 
5,7-Dihydroxychromone 
5-(2,2-diferuloylethen-1-yl)thalidomide 
5-[(6-hydroxy-4-oxo-1-benzopyran-3-yl)methylidene]-1,3-diazinane-2,4,6-trione 
5-[2-(feruloyl)ethen-1-yl]thalidomide 
5-amino-5-deoxy-3-dehydroshikimic acid 
5-bromo-3-pyridinecarboxylic acid [3-(2-naphthalenyloxy)-4-oxo-1-benzopyran-7-yl] ester 
5-bromo-3-pyridinecarboxylic acid [3-(3-methylphenoxy)-4-oxo-1-benzopyran-7-yl] ester 
5-hydroxy-2-methylchromone-7-O-rutinoside 
5-hydroxy-6,7-dimethoxy-2-methylchromone 
5-hydroxy-6-methoxy-2-methylchromone-7-O-rutinoside 
5-Hydroxy-7,2',4'-trimethoxy-3',6'-diketoflavone 
5-Hydroxy-7-(hydroxymethyl)-2-methyl-2-(5-oxooxolan-2-yl)-3H-chromen-4-one 
5-hydroxy-7-prop-2-en-(E)-ylidene-7,7a-dihydro- 2H-cyclopenta[b]pyran-6-one 
5-hydroxy-7-prop-2-en-(Z)-ylidene-7,7a-dihydro- 2H-cyclopenta[b]pyran-6-one 
5-Methoxy-2-methyl-2,3,8,9-tetrahydrofuro[2,3-h]chromen-4-one 
5-Methyl-4-sulfanyl-2,3-dihydrothiophen-3-one 
5-O-beta-D-mycaminosyl-20-oxotylonolide 
5-O-beta-D-mycaminosyltylactone 
5-O-mycaminosyltylonolide 
6-\{(1S,5S)-4-oxo-5-[(2Z)-pent-2-en-1-yl]cyclopent-2-en-1-yl\}hexanoic acid +  
6-acetylnimbandiol 
6-deacetylnimbin 
6-dehydrotestosterone +  
6-desmethoxyhormothamnione +  
6-desmethoxyhormothamnione triacetate 
6-Hydroxyshogaol 
6-Methyl-2-hepten-4-one 
6-Methyl-3-hepten-2-one, trans- 
6Z,9Z-Heneicosadien-11-one 
7,9-di-tert-butyl-1-oxaspiro[4.5]deca-6,9-diene-2,8-dione 
7-(4''-hydroxy-3''-methoxyphenyl)-1-phenyl-4E-heptene-3-one 
7-(5,7-Dimethoxy-4-oxochromen-2-yl)-6-hydroxyheptanoic acid 
7-deacetyl-17-epinimolicinol 
7-deacetyl-7-benzoylgedunin 
7-deacetylgedunin 
7-epiclusianone 
7-Ethyl-4E-dodecen-6-one 
7-Hydroxy-2,5-dimethyl-4H-1-benzopyran-4-one 
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-acetic acid 
7-Hydroxy-2-methyl-4-oxo-4H-1-benzopyran-5-carboxylic acid 
7-hydroxy-2-methyl-6-propyl-3-(2-pyridinyl)-1-benzopyran-4-one 
7-hydroxy-3-(4-methoxyphenoxy)-2-methyl-8-(4-morpholinylmethyl)-1-benzopyran-4-one 
7-hydroxy-6-methoxy-3-(1,2,5-trihydroxy-4-oxocyclohex-2-en-1-yl)-4H-chromen-4-one 
7-methoxy-1-benzopyran-4-one 
7-oxoresolvin D2 
8-(4-aminophenyl)-2-(4-morpholinyl)-1-benzopyran-4-one 
8-demethyl-8-(2,3,4-O-trimethyl-alpha-L-rhamnosyl)tetracenomycin C 
8-demethyl-8-(2,3-O-dimethyl-alpha-L-rhamnosyl)tetracenomycin C 
8-demethyl-8-(2-O-methyl-alpha-L-rhamnosyl)tetracenomycin C 
8-demethyl-8-(alpha-L-rhamnosyl)tetracenomycin C 
8-demethyltetracenomycin C 
8-deoxylactucin 15-oxalate 
8-deoxylactucin-15-glycoside 
8-oxoresolvin D1 
9-cis-4-oxoretinoic acid 
9-cis-retinoyl-beta-D-glucuronide 
9-hydroxy hedychenone 
9-oxo-10E,12E-ODE 
9-oxo-ETE 
9-oxo-ODE 
[2-(3'-Ethenyl-3',5-dimethyl-2,4,5'-trioxospiro[chromene-3,2'-cyclopentane]-1'-yl)-3-hydroxypropyl] acetate 
[4-(6-methylheptanoyl)-5-oxo-2,5-dihydrofuran-3-yl]methyl phosphate 
[6]-Shogaol  
[8]-Shogaol 
acetic acid [6-ethyl-2-methyl-3-(1-methyl-2-benzimidazolyl)-4-oxo-1-benzopyran-7-yl] ester 
aclacinomycin Y 
aculeatol E 
agglomerin F 
aignopsane ketal 
albaflavenone 
all-trans-4-oxo-16-hydroxyretinoic acid 
all-trans-4-oxo-18-hydroxyretinoic acid 
all-trans-4-oxoretinal  
all-trans-4-oxoretinoic acid +   
all-trans-4-oxoretinol  
Aloe C-glucosylchromone 
Aloesin 
Aloesol 
alpha-ionone +   
alpha-irone 
alpha-nimolactone 
Altechromone A 
amomol A 
amomol B 
antroquinonol  
arabidopside +  
arisugacin A 
arisugacin B 
asperenone 
australifungin 
BCI-215 
BE-54238A 
BE-54238B 
beclomethasone dipropionate 
benzylideneacetone +   
beta-bitter acid +  
beta-damascenone  
beta-nimolactone 
bicyclopyrone 
Biflorin  
biliatresone 
bisdemethoxycurcumin  
BMS-192548 
bruceanol D 
bruceolide +  
burchellin 
buten-2-one  
butremycin 
C-2'-decoumaroyl-aloeresin G 
cangoronin 
canthin-6-one +   
caribenol B 
Cassiachromone 
cassiarin B 
cetoniacytone A 
chaetomugilin A 
chaetomugilin D  
chaetoviridin A 
chaetoviridin B 
chaetoviridin C +  
chaetoviridin D 
chaetoviridin E 
chaetoviridin G 
chaetoviridin H 
chaetoviridin I 
chalcones +   
chermesinone A 
chermesinone B 
chermesinone C 
chloroprallethrin 
chondrochloren A 
chondrochloren B 
chromone +   
The simplest member of the class of chromones that is 4H-chromene with an oxo group at position 4.
Chromone-3-carboxylic acid 
ciliobrevin D 
citranaxanthin 
citrifolinoside 
CJ-01 
coelimycin P1 
comosone A 
Coniochaeton A 
cornusalterin F 
cromoglycic acid 
CT2108A 
CT2108B 
curcumin +   
curcumin 4'-O-beta-D-gentiotetraside 
curcumin 4'-O-beta-D-gentiotrioside 
Cyclointegrin 
cystodytin D +  
cystodytin E +  
cystodytin F 
cystodytin G 
cystodytin H 
cystodytin I 
dehydrovomifoliol +  
demethoxycurcumin  
demethyllactenocin 
demethylmacrocin 
demethylzeylasteral 
deoxyherqueinone 
deoxynivalenol +   
desacetyldoronine 
drummondin D 
drummondin E 
drummondin F 
drymaritin 
elloramycin A 
epi-isochromophilone II 
epitestosterone 17-O-(beta-D-glucuronide) 
Epoxypholamin A 
Epoxypholamin B 
ethyl 5-hydroxy-4-oxo-4H-chromene-2-carboxylate 
Ethyl-2-amino-1-cyclohexene-1-carboxylate 
eugenin 
eugenitin 
eupaheliangolide A 
eurycomanone  
Falcarindione 
feruloylacetic acid 
filicinic acid +  
fleephilone 
floridanine 
florosenine 
fumicycline A 
funalenone 
furanochromone +  
futoenone 
gedunin +   
gibberellin A51-catabolite 
gibberellin A8-catabolite 
gingerenone B 
Ginsenoyne E 
globostellatic acid A 
globostellatic acid B 
globostellatic acid C 
globostellatic acid D 
glycyrrhetic acid 3-O-glucuronide 
glycyrrhizinic acid  
grasshopper ketone 
gutolactone 
harziphilone 
hedychilactone D 
hookerianamide H 
Hulupinic acid 
Humulinic acid A 
hydroxysafflor yellow A  
hypothemycin 
ikarugamycin +  
indigo carmine (acid form) 
integric acid 
ipsdienone 
isariotin F 
iso-precytochalasin 
isobrucein A 
isodrummondin D 
Isoeugenitin 
isoiguesterin 
isonordoperoxide 
isophorone +   
isosecotanapartholide 
Junionone 
kadlongilactone B 
kadsurenin C 
kadsurenin K 
kadsurenin L 
ketocytochalasin 
lactucin +  
lactucin 15-glycoside 
lactucin 15-oxalate 
lactucopicrin 
lactucopicrin 15-oxalate 
Lathodoratin 
lavendiol 
Lepalone 
Lepraric acid 
leptorumol 
lobophytumin A 
lobophytumin E 
longirostrerone B 
longirostrerone D 
LSM-20924 
LSM-26549 
LY294002  
lymphostin 
macrocin 
maremycin G 
MC1568  
MCB-613 
Methyl 2-cyano-3-(dimethylamino)acrylate 
methyl \{2-[(1R)-1-(3,4-dimethoxyphenyl)-4-oxocyclohex-2-en-1-yl]ethyl\}methylcarbamate 
methyl propenyl ketone +  
methylchromone 
methylheptenone 
methyltestosterone  
methymycin 
microclavatin 
militarinone A 
mimosifolenone 
minabeolide 5 
minabeolide 8 
mollicellin C 
mollicellin E 
mollicellin K 
mollicellin L 
Mollin 
monascorubrin 
mustakone 
Mycochromone 
N'-[(4-oxo-4H-chromen-3-yl)methylene]nicotinohydrazide 
N-(2,5-dimethylphenyl)-2-[[3-(4-ethylphenoxy)-4-oxo-1-benzopyran-7-yl]oxy]acetamide 
N-(2-fluorophenyl)-2-[[3-(4-methoxyphenoxy)-4-oxo-2-(trifluoromethyl)-1-benzopyran-7-yl]oxy]acetamide 
N-(3-methyl-4-oxo-1-benzopyran-2-yl)carbamic acid ethyl ester 
N-[(6-chloro-4-oxo-1-benzopyran-3-yl)methylideneamino]-4-hydroxy-3-methoxybenzamide 
N-[4-oxo-2-(2H-tetrazol-5-yl)-1-benzopyran-8-yl]-4-(4-phenylbutoxy)benzamide 
N-\{4-[(1E)-3-oxo-3-phenylprop-1-en-1-yl]phenyl\}-2,2-diphenylacetamide 
narbomycin 
narbonolide +  
nardoperoxide 
neomethymycin 
neopikromycin 
neurolenin A 
neurolenin B 
neurolenin C 
neurolenin D 
nimbin +  
nimolicinol 
norcaesalpinin D 
norcaesalpinin E 
noreugenin 
novamethymycin 
novapikromycin 
ochrocarpinone A 
ochrocarpinone B 
ochrocarpinone C 
onetine +  
oridonin  
otosenine +   
oxymetholone +   
p-hydroxyphenylbut-3-ene-2-one 
p-menth-4(8)-en-3-one +   
p-menthadien-3-one +  
paraminabeolide F 
Performone B 
petasin 
PFI-3 
phorbol +   
physalin B 
physalin D 
physalin F 
physalin G 
phytocassane +  
pikromycin 
pisonin A 
pisonin B 
pisonin C 
pisonin D 
pisonin E 
pisonin F 
Poriolide 
Pramanicin  
Prehumulinic acid 
premithramycin A2' 
premithramycin A3' 
proansamycin X 
prostaglandins A +   
prostaglandins B +   
prostaglandins J +   
protoasukamycin +  
Protofarrerol 
purpurquinone A 
purpurquinone B 
purpurquinone C 
quassimarin 
radicicol  
Remisporin A 
resiniferatoxin  
rohitukine 
rosaramicin 
rottlerin  
rubiarbonone E 19-acetate 
rubrorotiorin 
samaderine B 
samaderine E 
samaderine X 
samaderine Y 
samaderine Z 
sch 642305 
sch 725432 
scytonemin 
semi-beta-carotenone 
simalikalactone D 
sitoindoside IX 
SN-38 carboxylic acid 
Sordidone 
stepharine 
stigmatellin A  
Stigmatellin X 
Stigmatellin Y 
Syoyualdehyde 
SZL-P1-41 
TAN-1612 
taxine B 
terretonin 
testosterone 17-glucosiduronic acid  
tetrahydroxycurcumin 
tinyatoxin 
TMC-1A 
TMC-1B 
TMC-1C 
TMC-1D 
trichodimerol 
triptohypol A 
triptohypol B 
tubocapsanolide A +  
tubocapsanolide F 
tylactone +   
tylosin  
valienone +  
valienone 7-phosphate 
vibsanin B 
viridicatumtoxin 
wilforol A 
withaferin A +   
withalongolide A 
withalongolide B 
withalongolide C 
withanolide D +  
xenovulene A 
yadanziolide B 
yadanziolide T 
yadanziolide U 
yanuthones +  
yucalexin P8 
zerumboneoxide 

Synonyms
Exact Synonyms: 4H-chromen-4-one
Related Synonyms: 1,4-benzopyrone ;   1-benzopyran-4-one ;   4-chromone ;   4-oxo-4H-1-benzopyran ;   Benzo-gamma-pyrone ;   Formula=C9H6O2 ;   InChI=1S/C9H6O2/c10-8-5-6-11-9-4-2-1-3-7(8)9/h1-6H ;   InChIKey=OTAFHZMPRISVEM-UHFFFAOYSA-N ;   SMILES=O=c1ccoc2ccccc12
Xrefs: CAS:491-38-3 ;   HMDB:HMDB0032938
Xref Mesh: MESH:C068515
Xrefs: Reaxys:114087 ;   Wikipedia:Chromone

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