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 6,373,551 - 6,373,600 of 6,571,471
Page 127472 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6787931 C20H14N4O5S2 3-oxo-4-[[4-(thiazol-2-ylsulfamoyl)phenyl]hydrazono]naphthalene-2-carboxylic acid 3-oxo-4-[[4-(thiazol-2-ylsulfamoyl)phenyl]hydrazono]naphthalene-2-carboxylic acid 454.5
6787932 C18H13N7O 1-methyl-3-(5H-[1,2,4]triazino[5,6-b]indol-3-ylhydrazono)indolin-2-one 1-methyl-3-(5H-[1,2,4]triazino[5,6-b]indol-3-ylhydrazono)indolin-2-one 343.3
6787933 C21H19N7O3S 2-[3-[(5-acetamido-1,3,4-thiadiazol-2-yl)hydrazono]-2-oxo-indolin-1-yl]-N-(m-tolyl)acetamide 2-[3-[(5-acetamido-1,3,4-thiadiazol-2-yl)hydrazono]-2-oxo-indolin-1-yl]-N-(m-tolyl)acetamide 449.5
6787934 C14H16N4O 4-(dimethylamino)-N'-(pyrrol-2-ylidenemethyl)benzohydrazide 4-(dimethylamino)-N'-(pyrrol-2-ylidenemethyl)benzohydrazide 256.30
6787935 C13H12N2O3 6-methyl-3-[(2-phenylhydrazino)methylene]pyran-2,4-dione 6-methyl-3-[(2-phenylhydrazino)methylene]pyran-2,4-dione 244.25
6787936 C19H19BrClN3O3 N-[1-[[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]-2-chloro-benzamide N-[1-[[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]-2-chloro-benzamide 452.7
6787938 C24H27N5O5 2-[1-(4-methoxyphenyl)ethylideneamino]oxy-N-[[1-(morpholinomethyl)-2-oxo-indolin-3-ylidene]amino]acetamide 2-[1-(4-methoxyphenyl)ethylideneamino]oxy-N-[[1-(morpholinomethyl)-2-oxo-indolin-3-ylidene]amino]acetamide 465.5
6787939 C19H15BrN2O6 1-(4-bromophenyl)-5-[(4-hydroxy-3,5-dimethoxy-phenyl)methylene]hexahydropyrimidine-2,4,6-trione CHEMBL4241311 447.2
6787940 C19H15N5O2 N-[[6-oxo-3-(phenylhydrazono)cyclohexa-1,4-dien-1-yl]methyleneamino]pyridine-4-carboxamide N-[[6-oxo-3-(phenylhydrazono)cyclohexa-1,4-dien-1-yl]methyleneamino]pyridine-4-carboxamide 345.4
6787941 C24H20BrN3O4 ethyl 2-[3-[[2-(4-bromo-1-naphthyl)acetyl]hydrazono]-2-oxo-indolin-1-yl]acetate ethyl 2-[3-[[2-(4-bromo-1-naphthyl)acetyl]hydrazono]-2-oxo-indolin-1-yl]acetate 494.3
6787942 C23H21F2N2O2S+ (Z)-1-[4-(difluoromethoxy)phenyl]-3-(3,4-dimethylanilino)-2-pyridin-1-ium-1-yl-3-sulfanyl-prop-2-en-1-one (Z)-1-[4-(difluoromethoxy)phenyl]-3-(3,4-dimethylanilino)-2-pyridin-1-ium-1-yl-3-sulfanyl-prop-2-en-1-one 427.5
6787943 C24H19BrN4O3 3-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-[(1-phenylethylideneamino)oxymethyl]quinazolin-4-one 3-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-[(1-phenylethylideneamino)oxymethyl]quinazolin-4-one 491.3
6787944 C23H21N3O3S N'-[(5-benzyloxyindol-3-ylidene)methyl]-4-methyl-benzenesulfonohydrazide N'-[(5-benzyloxyindol-3-ylidene)methyl]-4-methyl-benzenesulfonohydrazide 419.5
6787945 C15H13N3O3 [3-cyano-3-(1,3-dihydrobenzimidazol-2-ylidene)-2-oxo-propyl] but-2-enoate [3-cyano-3-(1,3-dihydrobenzimidazol-2-ylidene)-2-oxo-propyl] but-2-enoate 283.28
6787946 C10H11BrN6O 6-[[2-(4-amino-5-methyl-1,2,4-triazol-3-yl)hydrazino]methylene]-4-bromo-cyclohexa-2,4-dien-1-one 6-[[2-(4-amino-5-methyl-1,2,4-triazol-3-yl)hydrazino]methylene]-4-bromo-cyclohexa-2,4-dien-1-one 311.14
6787947 C16H14BrN3O3 N-[3-[[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]phenyl]acetamide N-[3-[[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]phenyl]acetamide 376.20
6787948 C8H14N6O 3-(diethylaminohydrazono)pyrazole-4-carboxamide 3-(diethylaminohydrazono)pyrazole-4-carboxamide 210.24
6787949 C18H17N7O3 2-(1,3-dimethyl-2,6-dioxo-purin-9-yl)-N'-(indol-3-ylidenemethyl)acetohydrazide 2-(1,3-dimethyl-2,6-dioxo-purin-9-yl)-N'-(indol-3-ylidenemethyl)acetohydrazide 379.4
6787950 C18H9Br2N3O3S 3-(3,5-dibromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)-2-[4-(3-nitrophenyl)-3H-thiazol-2-ylidene]propanenitrile 3-(3,5-dibromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)-2-[4-(3-nitrophenyl)-3H-thiazol-2-ylidene]propanenitrile 507.2
6787951 C21H19N7O4S N-[[4-methyl-5-[3-(3-nitrophenyl)-1-[2-(pyridine-4-carbonyl)hydrazino]prop-2-enylidene]thiazol-2-ylidene]amino]acetamide N-[[4-methyl-5-[3-(3-nitrophenyl)-1-[2-(pyridine-4-carbonyl)hydrazino]prop-2-enylidene]thiazol-2-ylidene]amino]acetamide 465.5
6787952 C11H13N3O (3-phenylbut-2-enylideneamino)urea (3-phenylbut-2-enylideneamino)urea 203.24
6787953 C25H21NO 6-(3-ethyl-2,6-diphenyl-1H-pyridin-4-ylidene)cyclohexa-2,4-dien-1-one 6-(3-ethyl-2,6-diphenyl-1H-pyridin-4-ylidene)cyclohexa-2,4-dien-1-one 351.4
6787954 C25H17F4N5O2S 2-[[4-(4-fluorophenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]-N-[4-(trifluoromethoxy)phenyl]acetamide 2-[[4-(4-fluorophenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]-N-[4-(trifluoromethoxy)phenyl]acetamide 527.5
6787955 C18H16N4O3S 2-[[[4-(3-ethylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methylamino]carbamoyl]phenolate 2-[[[4-(3-ethylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methylamino]carbamoyl]phenolate 368.4
6787956 C18H17N4O3S+ N'-[[4-(3-ethylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]-2-hydroxy-benzohydrazide N'-[[4-(3-ethylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]-2-hydroxy-benzohydrazide 369.4
6787957 C19H20Br2N2O3 N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2-isopropyl-5-methyl-phenoxy)acetohydrazide N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2-isopropyl-5-methyl-phenoxy)acetohydrazide 484.2
6787958 C23H21ClN2O4 4-[(4-chlorophenyl)methoxy]-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzohydrazide 4-[(4-chlorophenyl)methoxy]-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzohydrazide 424.9
6787959 C17H16N5O2S+ N'-[(Z)-[4-(4-ethylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]pyridine-4-carbohydrazide N'-[(Z)-[4-(4-ethylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]pyridine-4-carbohydrazide 354.4
6787960 C19H19N5O5S2 1-[5,5-dimethyl-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-2-thioxo-thiazolidin-4-yl]-1-hydroxy-3-(4-nitrophenyl)urea 1-[5,5-dimethyl-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-2-thioxo-thiazolidin-4-yl]-1-hydroxy-3-(4-nitrophenyl)urea 461.5
6787961 C30H34Br2N6O4 N,N'-bis[(5-bromo-1-ethyl-2-oxo-indolin-3-ylidene)amino]decanediamide N,N'-bis[(5-bromo-1-ethyl-2-oxo-indolin-3-ylidene)amino]decanediamide 702.4
6787962 C22H18BrN3O3 N-[(5-bromo-1-ethyl-2-oxo-indolin-3-ylidene)amino]-2-(1-naphthyloxy)acetamide N-[(5-bromo-1-ethyl-2-oxo-indolin-3-ylidene)amino]-2-(1-naphthyloxy)acetamide 452.3
6787963 C17H10N4O6S2 3-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5-[(4-nitrophenyl)methylene]-2-thioxo-thiazolidin-4-one 3-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5-[(4-nitrophenyl)methylene]-2-thioxo-thiazolidin-4-one 430.4
6787964 C9H10N6O 6-[1-[2-(2H-tetrazol-5-yl)hydrazino]ethylidene]cyclohexa-2,4-dien-1-one 6-[1-[2-(2H-tetrazol-5-yl)hydrazino]ethylidene]cyclohexa-2,4-dien-1-one 218.22
6787965 C31H29N3O3 3-ethoxy-6-[[4-[3-(4-methoxyphenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]anilino]methylene]cyclohexa-2,4-dien-1-one 3-ethoxy-6-[[4-[3-(4-methoxyphenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]anilino]methylene]cyclohexa-2,4-dien-1-one 491.6
6787966 C23H37BrN2O2 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hexadecanehydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hexadecanehydrazide 453.5
6787967 C16H13N5O10 2-(2-methoxy-4,6-dinitro-phenoxy)-N'-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-(2-methoxy-4,6-dinitro-phenoxy)-N'-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 435.30
6787968 C16H11ClN8O6 2-[5-(2-chlorophenyl)tetrazol-2-yl]-N'-[(3,5-dinitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[5-(2-chlorophenyl)tetrazol-2-yl]-N'-[(3,5-dinitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 446.8
6787969 C18H15ClN6O3+2 [[2-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-(2-pyridyl)methylene]-pyridin-1-ium-2-yl-ammonium [[2-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-(2-pyridyl)methylene]-pyridin-1-ium-2-yl-ammonium 398.8
6787970 C18H13ClN6O3 N-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-N'-(2-pyridyl)pyridine-2-carboxamidine N-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-N'-(2-pyridyl)pyridine-2-carboxamidine 396.8
6787971 C19H21N3O7 N-[2-[2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-3,4,5-trimethoxy-benzamide N-[2-[2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-3,4,5-trimethoxy-benzamide 403.4
6787972 C23H22N6O2S2 2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(6-methyl-1,3-benzothiazol-2-yl)acetamide 2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(6-methyl-1,3-benzothiazol-2-yl)acetamide 478.6
6787973 C20H18N4OS 2-[(4-ethyl-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl)sulfanyl]-1-phenyl-ethanone 2-[(4-ethyl-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl)sulfanyl]-1-phenyl-ethanone 362.4
6787974 C12H11N3O5S 2-[2-[2-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-4-oxo-thiazol-5-yl]acetic acid 2-[2-[2-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-4-oxo-thiazol-5-yl]acetic acid 309.30
6787975 C19H12Cl2N2OS 2-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-4-methyl-5-phenyl-thiophene-3-carbonitrile 2-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-4-methyl-5-phenyl-thiophene-3-carbonitrile 387.3
6787976 C16H12N2O2 4-(anilinomethylene)-2-phenyl-oxazol-5-one 4-(anilinomethylene)-2-phenyl-oxazol-5-one 264.28
6787978 C21H29N7O2 6-[[2-[4,6-bis(1-piperidyl)-1,3,5-triazin-2-yl]hydrazino]methylene]-4-methoxy-cyclohexa-2,4-dien-1-one 6-[[2-[4,6-bis(1-piperidyl)-1,3,5-triazin-2-yl]hydrazino]methylene]-4-methoxy-cyclohexa-2,4-dien-1-one 411.5
6787979 C25H22N6O3 1,3-dimethyl-7-(1-naphthylmethyl)-8-[2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]purine-2,6-dione 1,3-dimethyl-7-(1-naphthylmethyl)-8-[2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]purine-2,6-dione 454.5
6787980 C26H25BrN4O5 N'-[(5-bromo-3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-[(3,4-dimethoxyphenyl)methyl]benzimidazol-1-yl]acetohydrazide N'-[(5-bromo-3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-[(3,4-dimethoxyphenyl)methyl]benzimidazol-1-yl]acetohydrazide 553.4
6787981 C19H16BrN3O3 N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-quinoline-4-carbohydrazide N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-quinoline-4-carbohydrazide 414.3
6787982 C24H30N4O4 N1',N6'-bis[1-(6-oxocyclohexa-2,4-dien-1-ylidene)propyl]hexanedihydrazide N1',N6'-bis[1-(6-oxocyclohexa-2,4-dien-1-ylidene)propyl]hexanedihydrazide 438.5

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.