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 6,420,001 - 6,420,050 of 6,571,471
Page 128401 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6835622 C18H10N2O5 3-hydroxyimino-6-phenyl-pyrano[3,2-c]quinoline-2,4,5-trione 3-hydroxyimino-6-phenyl-pyrano[3,2-c]quinoline-2,4,5-trione 334.3
6835623 C16H16Br2N4O 2,4-dibromo-6-[[[4-(2-pyridyl)piperazin-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2,4-dibromo-6-[[[4-(2-pyridyl)piperazin-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 440.13
6835624 C27H28N5O5S+ 2-[[4,5-bis(4-methoxyphenyl)-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(E)-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[4,5-bis(4-methoxyphenyl)-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(E)-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 534.6
6835625 C18H17Cl2N3O3 2,4-dichloro-6-[[3-nitro-4-(1-piperidyl)anilino]methylene]cyclohexa-2,4-dien-1-one 2,4-dichloro-6-[[3-nitro-4-(1-piperidyl)anilino]methylene]cyclohexa-2,4-dien-1-one 394.2
6835626 C14H8ClF3N2O3 6-[[2-chloro-5-(trifluoromethyl)anilino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 6-[[2-chloro-5-(trifluoromethyl)anilino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 344.67
6835627 C22H17IN4O2 1-[[1-(4-iodophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methyl]-3-(1-naphthyl)urea 1-[[1-(4-iodophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methyl]-3-(1-naphthyl)urea 496.3
6835628 C38H24Cu2N5O13S3-3 7-[[4-[4-[2-(6-anilino-1-oxo-3-sulfonato-2-naphthylidene)hydrazino]-3-hydroxy-phenyl]-2-hydroxy-phenyl]hydrazono]-8-oxo-naphthalene-1,6-disulfonate;copper 7-[[4-[4-[2-(6-anilino-1-oxo-3-sulfonato-2-naphthylidene)hydrazino]-3-hydroxy-phenyl]-2-hydroxy-phenyl]hydrazono]-8-oxo-naphthalene-1,6-disulfonate;copper 981.9
6835629 C23H18N4O3 2-[2-oxo-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylhydrazono]indolin-1-yl]-N-phenyl-acetamide 2-[2-oxo-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylhydrazono]indolin-1-yl]-N-phenyl-acetamide 398.4
6835630 C25H20BrN5O4 N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(p-tolyl)oxamide N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(p-tolyl)oxamide 534.4
6835631 C24H17BrN6O6 N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(3-nitrophenyl)oxamide N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(3-nitrophenyl)oxamide 565.3
6835632 C24H17BrN6O6 N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(4-nitrophenyl)oxamide N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(4-nitrophenyl)oxamide 565.3
6835633 C25H21N5O4 N'-[[1-(2-anilino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-N-(o-tolyl)oxamide N'-[[1-(2-anilino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-N-(o-tolyl)oxamide 455.5
6835634 C25H21N5O4 N'-[[1-(2-anilino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-N-(m-tolyl)oxamide N'-[[1-(2-anilino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-N-(m-tolyl)oxamide 455.5
6835635 C14H10BrN3O5 4-[2-[(3-bromo-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]benzoic acid 4-[2-[(3-bromo-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]benzoic acid 380.15
6835636 C17H14N2O7S2 4-(o-tolylhydrazono)-3-oxo-naphthalene-2,7-disulfonic acid 4-(o-tolylhydrazono)-3-oxo-naphthalene-2,7-disulfonic acid 422.4
6835637 C16H21N3O3 2-cyano-N'-[(3-hexyl-4-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-cyano-N'-[(3-hexyl-4-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 303.36
6835638 C25H21N5O4 N'-[[1-(2-anilino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-N-(p-tolyl)oxamide N'-[[1-(2-anilino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-N-(p-tolyl)oxamide 455.5
6835639 C25H20BrN5O5 N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(2-methoxyphenyl)oxamide N'-[[1-(2-anilino-2-oxo-ethyl)-5-bromo-2-oxo-indolin-3-ylidene]amino]-N-(2-methoxyphenyl)oxamide 550.4
6835640 C9H7N5O3S 2-amino-5-[(3-nitrophenyl)hydrazono]thiazol-4-one 2-amino-5-[(3-nitrophenyl)hydrazono]thiazol-4-one 265.25
6835641 C19H15FN2O5 1-[(4-fluorophenyl)methyl]-5-[(4-hydroxy-3-methoxy-phenyl)methylene]hexahydropyrimidine-2,4,6-trione 1-[(4-fluorophenyl)methyl]-5-[(4-hydroxy-3-methoxy-phenyl)methylene]hexahydropyrimidine-2,4,6-trione 370.3
6835642 C14H12N2OS2 5-(5-anilinopenta-2,4-dienylidene)-2-thioxo-thiazolidin-4-one 5-(5-anilinopenta-2,4-dienylidene)-2-thioxo-thiazolidin-4-one 288.4
6835644 C26H24N6O3S2 N-[3-(dimethylsulfamoyl)phenyl]-2-[(5-indol-3-ylidene-4-phenyl-1H-1,2,4-triazol-3-yl)sulfanyl]acetamide N-[3-(dimethylsulfamoyl)phenyl]-2-[(5-indol-3-ylidene-4-phenyl-1H-1,2,4-triazol-3-yl)sulfanyl]acetamide 532.6
6835645 C19H18N4O3S2 2-[4-(3,4-dimethoxyphenyl)-3H-thiazol-2-ylidene]-4-(1-methylimidazol-2-yl)sulfanyl-3-oxo-butanenitrile 2-[4-(3,4-dimethoxyphenyl)-3H-thiazol-2-ylidene]-4-(1-methylimidazol-2-yl)sulfanyl-3-oxo-butanenitrile 414.5
6835646 C21H27N3O2 3-(diethylamino)-6-[(4-morpholinoanilino)methylene]cyclohexa-2,4-dien-1-one 3-(diethylamino)-6-[(4-morpholinoanilino)methylene]cyclohexa-2,4-dien-1-one 353.5
6835647 C19H21I2N3O 2,4-diiodo-6-[[[4-(p-tolylmethyl)piperazin-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2,4-diiodo-6-[[[4-(p-tolylmethyl)piperazin-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 561.2
6835648 C20H13N2O7S2- 5-(1-naphthylhydrazono)-6-oxo-4-sulfo-naphthalene-2-sulfonate 5-(1-naphthylhydrazono)-6-oxo-4-sulfo-naphthalene-2-sulfonate 457.5
6835649 C36H28N8O6S2 3-[[4-[4-[2,4-diamino-5-methyl-3-[(4-sulfo-1-naphthyl)azo]phenyl]azophenyl]sulfanylphenyl]hydrazono]-6-oxo-cyclohexa-1,4-diene-1-carboxylic acid 3-[[4-[4-[2,4-diamino-5-methyl-3-[(4-sulfo-1-naphthyl)azo]phenyl]azophenyl]sulfanylphenyl]hydrazono]-6-oxo-cyclohexa-1,4-diene-1-carboxylic acid 732.8
6835650 C30H24N4O2 1-(1-benzylbenzimidazol-2-yl)-2-(3-benzyl-1H-benzimidazol-2-ylidene)-2-hydroxy-ethanone 1-(1-benzylbenzimidazol-2-yl)-2-(3-benzyl-1H-benzimidazol-2-ylidene)-2-hydroxy-ethanone 472.5
6835651 C12H15N3O2S 1-[(5-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-(2-methylallyl)thiourea 1-[(5-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-(2-methylallyl)thiourea 265.33
6835652 C16H17ClN4O4 N'-[[1-(4-chlorophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]pentanehydrazide N'-[[1-(4-chlorophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]pentanehydrazide 364.78
6835653 C19H15NO3 1-[(1,3-benzodioxol-5-ylmethylamino)methylene]naphthalen-2-one 1-[(1,3-benzodioxol-5-ylmethylamino)methylene]naphthalen-2-one 305.3
6835654 C19H20N2O2 3-ethoxy-4-ethyl-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 3-ethoxy-4-ethyl-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 308.4
6835655 C32H26BrN3O5S 6-bromo-3-[5-(2-methoxyphenyl)-1-(4-methoxyphenyl)sulfonyl-pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 6-bromo-3-[5-(2-methoxyphenyl)-1-(4-methoxyphenyl)sulfonyl-pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 644.5
6835656 C23H22N4O5 ethyl 2-[2-oxo-3-[(2-oxo-4-phenyl-pyrrolidine-3-carbonyl)hydrazono]indolin-1-yl]acetate ethyl 2-[2-oxo-3-[(2-oxo-4-phenyl-pyrrolidine-3-carbonyl)hydrazono]indolin-1-yl]acetate 434.4
6835657 C20H20Cl2IN3O4 3,4-dichloro-N-[1-[[(3-iodo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]benzamide 3,4-dichloro-N-[1-[[(3-iodo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]benzamide 564.2
6835658 C22H16ClFN2O3 4-chloro-2-ethoxy-6-[[[2-(2-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-2-ethoxy-6-[[[2-(2-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 410.8
6835659 C20H10Cl4N2O2 2,4-dichloro-6-[[[2-(2,5-dichlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2,4-dichloro-6-[[[2-(2,5-dichlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 452.1
6835660 C15H11BrN4O6 N'-[(5-bromo-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-nitrophenyl)acetohydrazide N'-[(5-bromo-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-nitrophenyl)acetohydrazide 423.17
6835661 C21H23ClIN3O4 2-chloro-N-[1-[[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]benzamide 2-chloro-N-[1-[[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]benzamide 543.8
6835662 C14H9Cl2N3O4 2,4-dichloro-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzohydrazide 2,4-dichloro-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzohydrazide 354.1
6835663 C20H11BrClN3O3S 6-[[[2-(3-bromophenyl)-1,3-benzothiazol-5-yl]amino]methylene]-4-chloro-2-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(3-bromophenyl)-1,3-benzothiazol-5-yl]amino]methylene]-4-chloro-2-nitro-cyclohexa-2,4-dien-1-one 488.7
6835664 C18H19N3O4 N-[2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-1-methyl-2-oxo-ethyl]benzamide N-[2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-1-methyl-2-oxo-ethyl]benzamide 341.4
6835665 C17H13F3N6O2 N-[(5-imino-3-methyl-1-phenyl-pyrazol-4-ylidene)amino]-4-nitro-3-(trifluoromethyl)aniline N-[(5-imino-3-methyl-1-phenyl-pyrazol-4-ylidene)amino]-4-nitro-3-(trifluoromethyl)aniline 390.32
6835666 C24H29ClN4O2 1-[1-(1-adamantyl)ethyl]-3-[[1-(4-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methyl]urea 1-[1-(1-adamantyl)ethyl]-3-[[1-(4-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methyl]urea 441.0
6835667 C38H34N4O4 1-ethyl-3-[1-[4-[4-[1-(1-ethyl-2,4-dioxo-3-quinolylidene)ethylamino]phenyl]anilino]ethylidene]quinoline-2,4-dione 1-ethyl-3-[1-[4-[4-[1-(1-ethyl-2,4-dioxo-3-quinolylidene)ethylamino]phenyl]anilino]ethylidene]quinoline-2,4-dione 610.7
6835668 C15H10N2O4 4-[2-(5-nitro-3H-1,3-benzoxazol-2-ylidene)ethylidene]cyclohexa-2,5-dien-1-one 4-[2-(5-nitro-3H-1,3-benzoxazol-2-ylidene)ethylidene]cyclohexa-2,5-dien-1-one 282.25
6835669 C23H20N4O3S 6-carbamoyl-1-(4-methoxyphenyl)-3-(p-tolylcarbamoyl)imidazo[1,2-a]pyridin-4-ium-2-thiolate 6-carbamoyl-1-(4-methoxyphenyl)-3-(p-tolylcarbamoyl)imidazo[1,2-a]pyridin-4-ium-2-thiolate 432.5
6835670 C15H15ClN2O2 4-[[2-(2-chlorophenyl)hydrazino]methylene]-2-ethoxy-cyclohexa-2,5-dien-1-one 4-[[2-(2-chlorophenyl)hydrazino]methylene]-2-ethoxy-cyclohexa-2,5-dien-1-one 290.74
6835671 C18H13Br3N4O2 4-bromo-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1-[(4-bromophenyl)methyl]pyrazole-3-carbohydrazide 4-bromo-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1-[(4-bromophenyl)methyl]pyrazole-3-carbohydrazide 557.0
6835672 C17H16N4O5 3-[2-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(o-tolyl)-3-oxo-propanamide 3-[2-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(o-tolyl)-3-oxo-propanamide 356.33

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.