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 6,331,351 - 6,331,400 of 6,571,471
Page 126628 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6744475 C14H15ClN2O4S ethyl 2-acetylimino-7-chloro-6-[(hydroxyamino)methylene]-4,5-dihydrobenzothiophene-3-carboxylate ethyl 2-acetylimino-7-chloro-6-[(hydroxyamino)methylene]-4,5-dihydrobenzothiophene-3-carboxylate 342.8
6744476 C15H18N2O5S ethyl 7-(acetoxyamino)-2-acetylimino-5,6-dihydro-4H-benzothiophene-3-carboxylate ethyl 7-(acetoxyamino)-2-acetylimino-5,6-dihydro-4H-benzothiophene-3-carboxylate 338.4
6744477 C8H8N4O2 6-(1,2-dihydrotetrazol-5-ylidene)-2-methoxy-cyclohexa-2,4-dien-1-one 6-(1,2-dihydrotetrazol-5-ylidene)-2-methoxy-cyclohexa-2,4-dien-1-one 192.17
6744478 C14H11Cl2N3OS 1-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-phenyl-thiourea 1-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-phenyl-thiourea 340.2
6744479 C18H20N4OS 1-[(6-oxo-4-pyrrolidin-1-yl-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-phenyl-thiourea 1-[(6-oxo-4-pyrrolidin-1-yl-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-phenyl-thiourea 340.4
6744480 C18H20N4OS 1-[(6-oxo-4-pyrrolidin-1-yl-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-phenyl-thiourea 1-[(6-oxo-4-pyrrolidin-1-yl-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-phenyl-thiourea 340.4
6744481 C14H12FN3OS 1-(4-fluorophenyl)-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 1-(4-fluorophenyl)-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 289.33
6744482 C14H12FN3OS 1-(4-fluorophenyl)-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 1-(4-fluorophenyl)-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 289.33
6744483 C18H15N3O2 2-methyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 2-methyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 305.3
6744484 C18H15N3O2 2-methyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 2-methyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 305.3
6744485 C11H11N3O2 2-hydroxy-N'-(indol-3-ylidenemethyl)acetohydrazide 2-hydroxy-N'-(indol-3-ylidenemethyl)acetohydrazide 217.22
6744486 C11H11N3O2 2-hydroxy-N'-(indol-3-ylidenemethyl)acetohydrazide 2-hydroxy-N'-(indol-3-ylidenemethyl)acetohydrazide 217.22
6744487 C21H18N4O N'-(indol-3-ylidenemethyl)-2,6-dimethyl-quinoline-3-carbohydrazide N'-(indol-3-ylidenemethyl)-2,6-dimethyl-quinoline-3-carbohydrazide 342.4
6744488 C21H18N4O N'-(indol-3-ylidenemethyl)-2,6-dimethyl-quinoline-3-carbohydrazide N'-(indol-3-ylidenemethyl)-2,6-dimethyl-quinoline-3-carbohydrazide 342.4
6744489 C20H19N3O3 N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide 349.4
6744490 C20H19N3O3 N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide 349.4
6744491 C19H17N3O3 N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide 335.4
6744492 C19H17N3O3 N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-methyl-quinoline-3-carbohydrazide 335.4
6744493 C19H17N3O2 2,8-dimethyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 2,8-dimethyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 319.4
6744494 C19H17N3O2 2,8-dimethyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 2,8-dimethyl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]quinoline-3-carbohydrazide 319.4
6744495 C9H10N2O4 2-hydroxy-N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-hydroxy-N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 210.19
6744496 C9H10N2O4 2-hydroxy-N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-hydroxy-N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 210.19
6744497 C13H19N3O3 N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-hydroxy-acetohydrazide N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-hydroxy-acetohydrazide 265.31
6744498 C13H19N3O3 N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-hydroxy-acetohydrazide N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-hydroxy-acetohydrazide 265.31
6744499 C14H10BrNO2S 4-(3H-1,3-benzothiazol-2-ylidene)-2-bromo-6-methoxy-cyclohexa-2,5-dien-1-one 4-(3H-1,3-benzothiazol-2-ylidene)-2-bromo-6-methoxy-cyclohexa-2,5-dien-1-one 336.21
6744500 C14H10BrNO2S 6-(3H-1,3-benzothiazol-2-ylidene)-4-bromo-2-methoxy-cyclohexa-2,4-dien-1-one 6-(3H-1,3-benzothiazol-2-ylidene)-4-bromo-2-methoxy-cyclohexa-2,4-dien-1-one 336.21
6744501 C9H7BrN2O 4-bromo-6-(1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 4-bromo-6-(1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 239.07
6744502 C15H11BrN2O 4-bromo-6-(2-phenyl-1H-pyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 4-bromo-6-(2-phenyl-1H-pyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 315.16
6744503 C15H11BrN2O 4-bromo-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 4-bromo-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 315.16
6744504 C16H13ClN2O 4-chloro-3-methyl-6-(2-phenyl-1H-pyrazol-5-ylidene)cyclohexa-2,4-dien-1-one 4-chloro-3-methyl-6-(2-phenyl-1H-pyrazol-5-ylidene)cyclohexa-2,4-dien-1-one 284.74
6744505 C14H24N2O (3aS,7aS)-2-cyclohexyl-3,3a,4,6,7,7a-hexahydro-1H-isoindol-5-one oxime (3aS,7aS)-2-cyclohexyl-3,3a,4,6,7,7a-hexahydro-1H-isoindol-5-one oxime 236.35
6744506 C14H12N2O4 1-allyl-5-[(4-hydroxyphenyl)methylene]hexahydropyrimidine-2,4,6-trione 1-allyl-5-[(4-hydroxyphenyl)methylene]hexahydropyrimidine-2,4,6-trione 272.26
6744507 C14H16N2O3S N-[(1R,4R,5S)-4-hydroxy-8-hydroxyimino-6-thiabicyclo[3.2.1]octan-1-yl]benzamide N-[(1R,4R,5S)-4-hydroxy-8-hydroxyimino-6-thiabicyclo[3.2.1]octan-1-yl]benzamide 292.36
6744508 C15H13N3O2S 3-(1-allyl-5-oxo-2-thioxo-imidazolidin-4-ylidene)-1-methyl-indolin-2-one 3-(1-allyl-5-oxo-2-thioxo-imidazolidin-4-ylidene)-1-methyl-indolin-2-one 299.3
6744509 C14H18N4O3S 1-cyclohexyl-3-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea 1-cyclohexyl-3-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea 322.39
6744510 C14H18N4O3S 1-cyclohexyl-3-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea 1-cyclohexyl-3-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea 322.39
6744511 C19H21N3O3 [[(2S)-2-[(N-acetyl-4-methyl-anilino)methyl]-2,3-dihydropyrrolizin-1-ylidene]amino] acetate [[(2S)-2-[(N-acetyl-4-methyl-anilino)methyl]-2,3-dihydropyrrolizin-1-ylidene]amino] acetate 339.4
6744512 C16H16ClN3O3 1-(4-chlorophenyl)-3-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]urea 1-(4-chlorophenyl)-3-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]urea 333.77
6744513 C16H16ClN3O3 1-(4-chlorophenyl)-3-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]urea 1-(4-chlorophenyl)-3-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]urea 333.77
6744516 C16H15N3O6 N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-nitrophenoxy)acetohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-nitrophenoxy)acetohydrazide 345.31
6744517 C20H15NO3S 3-[4-(2,5-dimethylphenyl)-3H-thiazol-2-ylidene]chromene-2,7-dione 3-[4-(2,5-dimethylphenyl)-3H-thiazol-2-ylidene]chromene-2,7-dione 349.4
6744518 C19H15N3O2 4-(1H-indol-3-ylmethylene)-1-(m-tolyl)pyrazolidine-3,5-dione 4-(1H-indol-3-ylmethylene)-1-(m-tolyl)pyrazolidine-3,5-dione 317.3
6744520 C13H11BrN2O4 5-bromo-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]furan-2-carbohydrazide 5-bromo-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]furan-2-carbohydrazide 339.14
6744521 C13H11BrN2O4 5-bromo-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]furan-2-carbohydrazide 5-bromo-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]furan-2-carbohydrazide 339.14
6744522 C17H17N5O3 (2S)-2-(benzotriazol-1-yl)-N'-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide (2S)-2-(benzotriazol-1-yl)-N'-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 339.3
6744523 C17H17N5O3 (2S)-2-(benzotriazol-1-yl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide (2S)-2-(benzotriazol-1-yl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide 339.3
6744524 C17H17N5O3 (2S)-2-(benzotriazol-1-yl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide (2S)-2-(benzotriazol-1-yl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide 339.3
6744525 C14H12N6O3 N'-(indol-3-ylidenemethyl)-1-methyl-4-nitro-pyrazole-5-carbohydrazide N'-(indol-3-ylidenemethyl)-1-methyl-4-nitro-pyrazole-5-carbohydrazide 312.28
6744526 C14H12N6O3 N'-(indol-3-ylidenemethyl)-1-methyl-4-nitro-pyrazole-5-carbohydrazide N'-(indol-3-ylidenemethyl)-1-methyl-4-nitro-pyrazole-5-carbohydrazide 312.28
6744527 C15H10ClN3O 3-[2-[(3-chlorophenyl)methylene]hydrazino]indol-2-one 3-[2-[(3-chlorophenyl)methylene]hydrazino]indol-2-one 283.71

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.