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 6,399,601 - 6,399,650 of 6,571,471
Page 127993 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6814688 C20H14FN9O N-(4-fluorophenyl)-5-[2-[(3-phenylpyrazol-4-ylidene)methyl]hydrazino]-[1,2,5]oxadiazolo[3,4-b]pyrazin-6-amine N-(4-fluorophenyl)-5-[2-[(3-phenylpyrazol-4-ylidene)methyl]hydrazino]-[1,2,5]oxadiazolo[3,4-b]pyrazin-6-amine 415.4
6814689 C15H12BrN3O4S 4-bromo-N-[[1-(hydroxymethyl)-2-oxo-indolin-3-ylidene]amino]benzenesulfonamide 4-bromo-N-[[1-(hydroxymethyl)-2-oxo-indolin-3-ylidene]amino]benzenesulfonamide 410.2
6814690 C24H20BrClN2O2 2-bromo-4-chloro-6-[[[2-(3,4-dimethylphenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 2-bromo-4-chloro-6-[[[2-(3,4-dimethylphenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 483.8
6814691 C20H16BrN5O2 1-[(4-bromophenyl)methyl]-3-[(6-methyl-4-oxo-1H-pyrimidin-2-yl)hydrazono]indolin-2-one 1-[(4-bromophenyl)methyl]-3-[(6-methyl-4-oxo-1H-pyrimidin-2-yl)hydrazono]indolin-2-one 438.3
6814692 C22H18BrN3O3S methyl 3-[2-[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]hydrazino]thiophene-2-carboxylate methyl 3-[2-[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]hydrazino]thiophene-2-carboxylate 484.4
6814693 C22H17BrN4O2 N-[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]pyridine-4-carboxamide N-[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]pyridine-4-carboxamide 449.3
6814694 C24H19ClN4O4 N'-[[2-(5-chloro-2-pyridyl)-1,3-dioxo-4-isoquinolylidene]methyl]-2-(3-methylphenoxy)acetohydrazide N'-[[2-(5-chloro-2-pyridyl)-1,3-dioxo-4-isoquinolylidene]methyl]-2-(3-methylphenoxy)acetohydrazide 462.9
6814695 C14H12N4O6 N-[2-[2-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]furan-2-carboxamide N-[2-[2-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]furan-2-carboxamide 332.27
6814696 C23H19ClN8O4 4-chloro-6-[[2-[4-(4-methoxyanilino)-6-(4-nitroanilino)-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[2-[4-(4-methoxyanilino)-6-(4-nitroanilino)-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 506.9
6814697 C13H19N3O2S 1-butyl-3-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea 1-butyl-3-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea 281.38
6814698 C29H31N7O 6-[[2-[4-(4-benzyl-1-piperidyl)-6-(4-methylanilino)-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 6-[[2-[4-(4-benzyl-1-piperidyl)-6-(4-methylanilino)-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 493.6
6814699 C15H18N4O3 4-[(tert-butylamino)methylene]-5-methyl-2-(4-nitrophenyl)pyrazol-3-one 4-[(tert-butylamino)methylene]-5-methyl-2-(4-nitrophenyl)pyrazol-3-one 302.33
6814700 C24H18N4O5 2-amino-8-[(3-methoxyanilino)methylene]-4-(2-nitrophenyl)-5-oxo-4H-chromene-3-carbonitrile 2-amino-8-[(3-methoxyanilino)methylene]-4-(2-nitrophenyl)-5-oxo-4H-chromene-3-carbonitrile 442.4
6814701 C21H14ClIN2O3 4-chloro-2-iodo-6-[[[3-(6-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-2-iodo-6-[[[3-(6-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 504.7
6814702 C16H13Br2N3O3 3-[2-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(2-bromophenyl)-3-oxo-propanamide 3-[2-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(2-bromophenyl)-3-oxo-propanamide 455.10
6814703 C22H16BrClN2O2 2-bromo-6-[[[2-(3-chlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3,4-dimethyl-cyclohexa-2,4-dien-1-one 2-bromo-6-[[[2-(3-chlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3,4-dimethyl-cyclohexa-2,4-dien-1-one 455.7
6814704 C15H11BrCl3NO 2-bromo-4-chloro-6-[(3,4-dichloroanilino)methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 2-bromo-4-chloro-6-[(3,4-dichloroanilino)methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 407.5
6814705 C18H15N3O5S2 N-[2-[[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]phenyl]thiophene-2-sulfonamide N-[2-[[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]phenyl]thiophene-2-sulfonamide 417.5
6814706 C18H19ClN2O3 N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,4-dimethylphenyl)acetohydrazide N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,4-dimethylphenyl)acetohydrazide 346.8
6814707 C19H15BrN4O4 3-[(5-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-7,8-dimethoxy-5H-pyrimido[5,4-b]indol-4-one 3-[(5-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-7,8-dimethoxy-5H-pyrimido[5,4-b]indol-4-one 443.3
6814708 C26H25N5OS2 N-[3-[[2-(10-methyl-7-thia-9,11-diazatricyclo[6.4.0.02,6]dodeca-1(12),2(6),8,10-tetraen-12-yl)hydrazino]methylene]-4,5,6,7-tetrahydrobenzothiophen-2-ylidene]benzamide N-[3-[[2-(10-methyl-7-thia-9,11-diazatricyclo[6.4.0.02,6]dodeca-1(12),2(6),8,10-tetraen-12-yl)hydrazino]methylene]-4,5,6,7-tetrahydrobenzothiophen-2-ylidene]benzamide 487.6
6814709 C18H16FN3O2 4-fluoro-N-[(1-isopropyl-2-oxo-indolin-3-ylidene)amino]benzamide 4-fluoro-N-[(1-isopropyl-2-oxo-indolin-3-ylidene)amino]benzamide 325.3
6814710 C29H29ClN2O5 1-[4-(1-adamantyl)phenyl]-5-[(3-chloro-5-ethoxy-4-hydroxy-phenyl)methylene]hexahydropyrimidine-2,4,6-trione 1-[4-(1-adamantyl)phenyl]-5-[(3-chloro-5-ethoxy-4-hydroxy-phenyl)methylene]hexahydropyrimidine-2,4,6-trione 521.0
6814711 C21H25N11O3 1-(4-amino-1,2,5-oxadiazol-3-yl)-5-[(4-ethylpiperazin-1-yl)methyl]-N-[(1-methyl-2-oxo-indolin-3-ylidene)amino]triazole-4-carboxamide 1-(4-amino-1,2,5-oxadiazol-3-yl)-5-[(4-ethylpiperazin-1-yl)methyl]-N-[(1-methyl-2-oxo-indolin-3-ylidene)amino]triazole-4-carboxamide 479.5
6814712 C21H19BrN2O3 2-(4-bromo-1-naphthyl)-N'-[(4-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-(4-bromo-1-naphthyl)-N'-[(4-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 427.3
6814713 C26H20N8O3 1-[[2-[4-anilino-6-(4-nitroanilino)-1,3,5-triazin-2-yl]hydrazino]methylene]naphthalen-2-one 1-[[2-[4-anilino-6-(4-nitroanilino)-1,3,5-triazin-2-yl]hydrazino]methylene]naphthalen-2-one 492.5
6814714 C11H7N3O4 3-hydroxyimino-5-nitroso-4-phenyl-pyridine-2,6-dione 3-hydroxyimino-5-nitroso-4-phenyl-pyridine-2,6-dione 245.19
6814715 C29H21NO 6-[4-phenyl-6-(4-phenylphenyl)-1H-pyridin-2-ylidene]cyclohexa-2,4-dien-1-one 6-[4-phenyl-6-(4-phenylphenyl)-1H-pyridin-2-ylidene]cyclohexa-2,4-dien-1-one 399.5
6814717 C16H22N2O3 3-[(cyclohexylamino)-hydroxy-methylene]-5,6,7,8-tetrahydro-1H-quinoline-2,4-dione 3-[(cyclohexylamino)-hydroxy-methylene]-5,6,7,8-tetrahydro-1H-quinoline-2,4-dione 290.36
6814718 C23H27N5O3S 6-[[2-[2-[[5-(4-tert-butylphenyl)-4-ethyl-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]acetyl]hydrazino]methylene]-3-oxo-cyclohexa-1,4-dien-1-olate 6-[[2-[2-[[5-(4-tert-butylphenyl)-4-ethyl-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]acetyl]hydrazino]methylene]-3-oxo-cyclohexa-1,4-dien-1-olate 453.6
6814719 C23H28N5O3S+ 2-[[5-(4-tert-butylphenyl)-4-ethyl-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-tert-butylphenyl)-4-ethyl-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 454.6
6814720 C21H18N6O3S 4-[(2,4-dimethylphenyl)hydrazono]-5-methyl-2-[4-(3-nitrophenyl)thiazol-2-yl]pyrazol-3-one 4-[(2,4-dimethylphenyl)hydrazono]-5-methyl-2-[4-(3-nitrophenyl)thiazol-2-yl]pyrazol-3-one 434.5
6814721 C21H18IN3O3 N-(4-iodophenyl)-4-oxo-4-[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]butanamide N-(4-iodophenyl)-4-oxo-4-[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]butanamide 487.3
6814722 C14H13N3O2 N'-[(3-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-4-carbohydrazide N'-[(3-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-4-carbohydrazide 255.27
6814723 C22H20N3O3S+ (E)-3-(2-methylanilino)-2-(3-methylpyridin-1-ium-1-yl)-1-(4-nitrophenyl)-3-sulfanyl-prop-2-en-1-one (E)-3-(2-methylanilino)-2-(3-methylpyridin-1-ium-1-yl)-1-(4-nitrophenyl)-3-sulfanyl-prop-2-en-1-one 406.5
6814724 C26H20N6O3 N-(5,7-diphenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)-3-(3-nitrophenyl)prop-2-enamide N-(5,7-diphenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)-3-(3-nitrophenyl)prop-2-enamide 464.5
6814725 C14H15N3O2 3-methoxy-6-[1-[2-(2-pyridyl)hydrazino]ethylidene]cyclohexa-2,4-dien-1-one 3-methoxy-6-[1-[2-(2-pyridyl)hydrazino]ethylidene]cyclohexa-2,4-dien-1-one 257.29
6814726 C20H16N4O5 1-(2-furylmethyl)-5-[(5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)methylene]hexahydropyrimidine-2,4,6-trione 1-(2-furylmethyl)-5-[(5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)methylene]hexahydropyrimidine-2,4,6-trione 392.4
6814727 C20H22ClN3O3 4-chloro-N-[3-methyl-1-[[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]butyl]benzamide 4-chloro-N-[3-methyl-1-[[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]butyl]benzamide 387.9
6814728 C22H16N4O6 6-[[3-(5-ethyl-1,3-benzoxazol-2-yl)anilino]methylene]-2,4-dinitro-cyclohexa-2,4-dien-1-one 6-[[3-(5-ethyl-1,3-benzoxazol-2-yl)anilino]methylene]-2,4-dinitro-cyclohexa-2,4-dien-1-one 432.4
6814729 C21H21BrN4O4 N-[[5-bromo-1-(morpholinomethyl)-2-oxo-indolin-3-ylidene]amino]-4-methoxy-benzamide N-[[5-bromo-1-(morpholinomethyl)-2-oxo-indolin-3-ylidene]amino]-4-methoxy-benzamide 473.3
6814730 C21H17N3O3 N-[(1-ethyl-2-oxo-indolin-3-ylidene)amino]-3-hydroxy-naphthalene-2-carboxamide N-[(1-ethyl-2-oxo-indolin-3-ylidene)amino]-3-hydroxy-naphthalene-2-carboxamide 359.4
6814731 C19H12Cl3N5OS 2-[4-(4-chlorophenyl)thiazol-2-yl]-4-[(2,4-dichlorophenyl)hydrazono]-5-methyl-pyrazol-3-one 2-[4-(4-chlorophenyl)thiazol-2-yl]-4-[(2,4-dichlorophenyl)hydrazono]-5-methyl-pyrazol-3-one 464.8
6814732 C26H18N4O6S N-[[4-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-5-(3-nitrophenyl)furan-2-carboxamide N-[[4-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-5-(3-nitrophenyl)furan-2-carboxamide 514.5
6814733 C25H27N3O5 [2-[4-hydroxy-3-indol-3-ylidene-5-(4-methoxyphenyl)pyrazolidin-1-yl]-2-oxo-ethyl] pentanoate [2-[4-hydroxy-3-indol-3-ylidene-5-(4-methoxyphenyl)pyrazolidin-1-yl]-2-oxo-ethyl] pentanoate 449.5
6814734 C24H24N5O2S+ 2-[[4-ethyl-5-(p-tolyl)-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(Z)-(2-oxo-1-naphthylidene)methyl]acetohydrazide 2-[[4-ethyl-5-(p-tolyl)-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(Z)-(2-oxo-1-naphthylidene)methyl]acetohydrazide 446.5
6814735 C20H21N5O3S 2-hydroxy-4-[[2-(4-methoxy-7,7-dimethyl-6,8-dihydropyrimido[4,5-b][1,4]benzothiazin-9-yl)hydrazino]methylene]cyclohexa-2,5-dien-1-one 2-hydroxy-4-[[2-(4-methoxy-7,7-dimethyl-6,8-dihydropyrimido[4,5-b][1,4]benzothiazin-9-yl)hydrazino]methylene]cyclohexa-2,5-dien-1-one 411.5
6814736 C25H20N4O3 N-[1-[[(5-methyl-2-oxo-indol-3-yl)amino]carbamoyl]-2-phenyl-vinyl]benzamide N-[1-[[(5-methyl-2-oxo-indol-3-yl)amino]carbamoyl]-2-phenyl-vinyl]benzamide 424.5
6814737 C15H13ClN2O3 2-chloro-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzohydrazide 2-chloro-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzohydrazide 304.73
6814738 C23H19N5O2 N-[4-[2-(5-oxo-1,3-diphenyl-pyrazol-4-ylidene)hydrazino]phenyl]acetamide N-[4-[2-(5-oxo-1,3-diphenyl-pyrazol-4-ylidene)hydrazino]phenyl]acetamide 397.4

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.