CompoundLookup Search compounds by elements

Carbon + Oxygen Compounds (C + O)

Browse all compounds containing Carbon + Oxygen by molecular formula, IUPAC name, or traditional name. Explore molecular weights and compound details.

We're currently updating our database. We've sourced 10 million compounds so far, with the full 170 million coming shortly.
Total Compounds: 6,571,471
Showing 6,383,351 - 6,383,400 of 6,571,471
Page 127668 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6797993 C20H10BrCl2IN2O2 2-bromo-4-chloro-6-[[[2-(2-chloro-5-iodo-phenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-bromo-4-chloro-6-[[[2-(2-chloro-5-iodo-phenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 588.0
6797994 C12H14N4O2 6-[[(3,5-dimethyl-1,2,4-triazol-4-yl)amino]methylene]-4-methoxy-cyclohexa-2,4-dien-1-one 6-[[(3,5-dimethyl-1,2,4-triazol-4-yl)amino]methylene]-4-methoxy-cyclohexa-2,4-dien-1-one 246.27
6797995 C16H10Cl3N3O3 7-chloro-3-[2-(2,4-dichlorophenyl)-2-hydroxy-1-nitroso-ethylidene]-1,4-dihydroquinoxalin-2-one 7-chloro-3-[2-(2,4-dichlorophenyl)-2-hydroxy-1-nitroso-ethylidene]-1,4-dihydroquinoxalin-2-one 398.6
6797996 C15H11BrN4O N'-[(5-bromoindol-3-ylidene)methyl]pyridine-2-carbohydrazide N'-[(5-bromoindol-3-ylidene)methyl]pyridine-2-carbohydrazide 343.18
6797997 C23H18F3NO4S 3-[2-(4-methoxyphenyl)-7-(trifluoromethyl)-3,5-dihydro-2H-1,5-benzothiazepin-4-ylidene]-6-methyl-pyran-2,4-dione 3-[2-(4-methoxyphenyl)-7-(trifluoromethyl)-3,5-dihydro-2H-1,5-benzothiazepin-4-ylidene]-6-methyl-pyran-2,4-dione 461.5
6797998 C15H16FN3O4 1-[(4-fluorophenyl)methyl]-5-[(3-hydroxypropylamino)methylene]hexahydropyrimidine-2,4,6-trione 1-[(4-fluorophenyl)methyl]-5-[(3-hydroxypropylamino)methylene]hexahydropyrimidine-2,4,6-trione 321.30
6797999 C24H22N4O2 6-(4-methoxyphenyl)-9-styryl-5,6,7,9-tetrahydro-1H-[1,2,4]triazolo[5,1-b]quinazolin-8-one 6-(4-methoxyphenyl)-9-styryl-5,6,7,9-tetrahydro-1H-[1,2,4]triazolo[5,1-b]quinazolin-8-one 398.5
6798000 C25H21N5O9 N-[1-[[1-(2-hydroxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethylamino]carbamoyl]-2-(4-methoxy-3-nitro-phenyl)vinyl]benzamide N-[1-[[1-(2-hydroxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethylamino]carbamoyl]-2-(4-methoxy-3-nitro-phenyl)vinyl]benzamide 535.5
6798001 C18H23N5O3 1-phenyl-5-[1-(2-piperazin-1-ylethylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 1-phenyl-5-[1-(2-piperazin-1-ylethylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 357.4
6798003 C12H10ClN3O3S 4-[2-(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)hydrazino]benzenesulfonamide 4-[2-(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)hydrazino]benzenesulfonamide 311.74
6798004 C18H17N5O8 4-[2-[(3,5-dinitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-N-(4-methoxyphenyl)-4-oxo-butanamide 4-[2-[(3,5-dinitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-N-(4-methoxyphenyl)-4-oxo-butanamide 431.4
6798005 C16H14Br2N2O4 N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2-methoxyphenoxy)acetohydrazide N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2-methoxyphenoxy)acetohydrazide 458.10
6798006 C29H34N2O4 4-[3-(3,5-ditert-butyl-4-hydroxy-phenyl)-6-methoxy-1H-benzimidazol-2-ylidene]-2-methoxy-cyclohexa-2,5-dien-1-one 4-[3-(3,5-ditert-butyl-4-hydroxy-phenyl)-6-methoxy-1H-benzimidazol-2-ylidene]-2-methoxy-cyclohexa-2,5-dien-1-one 474.6
6798007 C21H21N5O5 N-[[1-(2-amino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-2-[[2-(3-methylphenoxy)acetyl]amino]acetamide N-[[1-(2-amino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-2-[[2-(3-methylphenoxy)acetyl]amino]acetamide 423.4
6798008 C18H19N3O3 N-(2,6-dimethylphenyl)-2-oxo-2-[2-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]hydrazino]acetamide N-(2,6-dimethylphenyl)-2-oxo-2-[2-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]hydrazino]acetamide 325.4
6798009 C26H21N5O4S N-(1,3-benzodioxol-5-yl)-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide N-(1,3-benzodioxol-5-yl)-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide 499.5
6798010 C23H21N3O2S 3-[(4-methoxyphenyl)methylcarbamoyl]-1-(p-tolyl)imidazo[1,2-a]pyridin-4-ium-2-thiolate MLS001005965 403.5
6798011 C23H20N2O6 4-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-1,2,3,10-tetrahydroacridine-9-carboxylic acid 4-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-1,2,3,10-tetrahydroacridine-9-carboxylic acid 420.4
6798012 C20H17ClFN3O3 1-(4-chlorophenyl)-5-[1-[(4-fluorophenyl)methylamino]propylidene]hexahydropyrimidine-2,4,6-trione 1-(4-chlorophenyl)-5-[1-[(4-fluorophenyl)methylamino]propylidene]hexahydropyrimidine-2,4,6-trione 401.8
6798013 C21H25N3O2S 1-[2-(cyclohexen-1-yl)ethyl]-5-[(2-phenylethylamino)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 1-[2-(cyclohexen-1-yl)ethyl]-5-[(2-phenylethylamino)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 383.5
6798014 C28H22N4O2 1-[[2,4-dimethyl-5-[2-(2-oxo-1-naphthylidene)hydrazino]phenyl]hydrazono]naphthalen-2-one 1-[[2,4-dimethyl-5-[2-(2-oxo-1-naphthylidene)hydrazino]phenyl]hydrazono]naphthalen-2-one 446.5
6798015 C14H22N3O3+ 2-[[(2,4-dioxo-5,6,7,8-tetrahydro-1H-quinolin-3-ylidene)-hydroxy-methyl]amino]ethyl-ethyl-ammonium 2-[[(2,4-dioxo-5,6,7,8-tetrahydro-1H-quinolin-3-ylidene)-hydroxy-methyl]amino]ethyl-ethyl-ammonium 280.34
6798016 C14H21N3O3 3-[[2-(ethylamino)ethylamino]-hydroxy-methylene]-5,6,7,8-tetrahydro-1H-quinoline-2,4-dione 3-[[2-(ethylamino)ethylamino]-hydroxy-methylene]-5,6,7,8-tetrahydro-1H-quinoline-2,4-dione 279.33
6798017 C15H13ClN4O6S 4-chloro-3-[2-[5-cyano-1-(2-hydroxyethyl)-4-methyl-2,6-dioxo-3-pyridylidene]hydrazino]benzenesulfonic acid 4-chloro-3-[2-[5-cyano-1-(2-hydroxyethyl)-4-methyl-2,6-dioxo-3-pyridylidene]hydrazino]benzenesulfonic acid 412.8
6798018 C19H20N4O5 N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-nitro-4-pyrrolidin-1-yl-benzohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-nitro-4-pyrrolidin-1-yl-benzohydrazide 384.4
6798019 C20H17BrN2O5 5-[(3-bromo-5-ethoxy-4-hydroxy-phenyl)methylene]-1-(p-tolyl)hexahydropyrimidine-2,4,6-trione 5-[(3-bromo-5-ethoxy-4-hydroxy-phenyl)methylene]-1-(p-tolyl)hexahydropyrimidine-2,4,6-trione 445.3
6798020 C22H18N4O6 2-methoxy-N-[2-[[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]phenyl]benzamide 2-methoxy-N-[2-[[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]phenyl]benzamide 434.4
6798021 C24H19FN2O2 1-(4-fluorophenyl)-4-(2-methoxy-4-prop-1-enyl-phenoxy)phthalazine AKOS030651434 386.4
6798022 C30H33N5O4S 2-[[5-(4-tert-butylphenyl)-4-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-tert-butylphenyl)-4-(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 559.7
6798023 C18H16IN5O6 2-[[3-cyano-4-(methoxymethyl)-6-methyl-2-pyridyl]oxy]-N'-[(3-iodo-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[3-cyano-4-(methoxymethyl)-6-methyl-2-pyridyl]oxy]-N'-[(3-iodo-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 525.3
6798024 C21H17N5O2 N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-(2-pyridyl)benzimidazol-1-yl]acetohydrazide N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-(2-pyridyl)benzimidazol-1-yl]acetohydrazide 371.4
6798025 C21H15BrClN3O3S methyl 3-[2-[5-bromo-1-[(2-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]hydrazino]thiophene-2-carboxylate methyl 3-[2-[5-bromo-1-[(2-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]hydrazino]thiophene-2-carboxylate 504.8
6798026 C18H18ClN3O4 N-(4-chlorophenyl)-4-[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-4-oxo-butanamide N-(4-chlorophenyl)-4-[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-4-oxo-butanamide 375.8
6798027 C22H22N4O2S 2-(1,3-benzothiazol-2-yl)-4-(butylaminomethylene)-5-(4-methoxyphenyl)pyrazol-3-one 2-(1,3-benzothiazol-2-yl)-4-(butylaminomethylene)-5-(4-methoxyphenyl)pyrazol-3-one 406.5
6798028 C23H18N4O3S 2-(1,3-benzothiazol-2-yl)-4-[(2-furylmethylamino)methylene]-5-(4-methoxyphenyl)pyrazol-3-one 2-(1,3-benzothiazol-2-yl)-4-[(2-furylmethylamino)methylene]-5-(4-methoxyphenyl)pyrazol-3-one 430.5
6798029 C28H19F3N4O2 2-[[3-(5-methyl-1,3-benzoxazol-2-yl)phenyl]iminomethyl]-4-[[3-(trifluoromethyl)phenyl]hydrazono]cyclohexa-2,5-dien-1-one 2-[[3-(5-methyl-1,3-benzoxazol-2-yl)phenyl]iminomethyl]-4-[[3-(trifluoromethyl)phenyl]hydrazono]cyclohexa-2,5-dien-1-one 500.5
6798031 C19H16ClN3O2 3-(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)-2-(5,6-dimethyl-1,3-dihydrobenzimidazol-2-ylidene)propanenitrile 3-(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)-2-(5,6-dimethyl-1,3-dihydrobenzimidazol-2-ylidene)propanenitrile 353.8
6798032 C16H15BrN2O2 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2,4-dimethyl-benzohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2,4-dimethyl-benzohydrazide 347.21
6798033 C20H13N3O3S 2-(3H-1,3-benzothiazol-2-ylidene)-5-(1,3-dioxoisoindolin-2-yl)-3-oxo-pentanenitrile 2-(3H-1,3-benzothiazol-2-ylidene)-5-(1,3-dioxoisoindolin-2-yl)-3-oxo-pentanenitrile 375.4
6798034 C17H16BrN3O2S 4-bromo-N'-[(7-ethylindol-3-ylidene)methyl]benzenesulfonohydrazide 4-bromo-N'-[(7-ethylindol-3-ylidene)methyl]benzenesulfonohydrazide 406.3
6798035 C17H16N4O2 3-methoxy-6-[1-(2-phthalazin-1-ylhydrazino)ethylidene]cyclohexa-2,4-dien-1-one 3-methoxy-6-[1-(2-phthalazin-1-ylhydrazino)ethylidene]cyclohexa-2,4-dien-1-one 308.33
6798036 C16H13BrN4O5 N-[4-[[(5-bromo-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]phenyl]acetamide N-[4-[[(5-bromo-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]phenyl]acetamide 421.20
6798037 C17H12N2O3S2 5-[(4-hydroxyphenyl)methylene]-3-[(4-oxocyclohexa-2,5-dien-1-ylidene)methylamino]-2-thioxo-thiazolidin-4-one 5-[(4-hydroxyphenyl)methylene]-3-[(4-oxocyclohexa-2,5-dien-1-ylidene)methylamino]-2-thioxo-thiazolidin-4-one 356.4
6798038 C15H12N2OS 2-(o-tolylhydrazono)benzothiophen-3-one 2-(o-tolylhydrazono)benzothiophen-3-one 268.3
6798039 C24H18N2OS2 6-[[[2,6-bis(phenylsulfanyl)-3-pyridyl]amino]methylene]cyclohexa-2,4-dien-1-one 6-[[[2,6-bis(phenylsulfanyl)-3-pyridyl]amino]methylene]cyclohexa-2,4-dien-1-one 414.5
6798040 C17H18ClNO3 4-chloro-6-[[2-(3,4-dimethoxyphenyl)ethylamino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[2-(3,4-dimethoxyphenyl)ethylamino]methylene]cyclohexa-2,4-dien-1-one 319.8
6798042 C26H23N5O6S N'-[[2-(4-morpholinosulfonylphenyl)-1,3-dioxo-4-isoquinolylidene]methyl]pyridine-2-carbohydrazide N'-[[2-(4-morpholinosulfonylphenyl)-1,3-dioxo-4-isoquinolylidene]methyl]pyridine-2-carbohydrazide 533.6
6798043 C21H28N4O2 N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-(2,6-dimethylanilino)acetohydrazide N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-(2,6-dimethylanilino)acetohydrazide 368.5
6798044 C15H19N3O4 N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-oxo-2-(1-piperidyl)acetohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-oxo-2-(1-piperidyl)acetohydrazide 305.33
6798045 C21H23BrClN3O4 N-[1-[[(3-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]-2-chloro-benzamide N-[1-[[(3-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]-2-chloro-benzamide 496.8

Related Element Combinations

Explore other compound combinations that include similar elements. Discover more chemistry by browsing related searches.

Looking for a specific combination?

Select any elements from the periodic table and discover all known compounds instantly.

NIH

Data Sourced from PubChem

All compound data on CompoundLookup comes from PubChem, the world's largest free chemistry database maintained by the National Institutes of Health (NIH). We've indexed and organized this data to enable element-based searching - a feature not available on any other platform. We're constantly adding more compounds and improving our coverage. Learn more about our mission.