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 6,391,101 - 6,391,150 of 6,571,471
Page 127823 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6805982 C18H17N5O2 N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]pyridine-3-carboxamide N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]pyridine-3-carboxamide 335.4
6805983 C15H11ClI2N2O3 2-(2-chlorophenoxy)-N'-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-(2-chlorophenoxy)-N'-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 556.52
6805984 C20H33NO 6-[1-(dodecylamino)ethylidene]cyclohexa-2,4-dien-1-one 6-[1-(dodecylamino)ethylidene]cyclohexa-2,4-dien-1-one 303.5
6805985 C24H19N3O3 N-(2-methoxyphenyl)-1-oxo-4-(phenylhydrazono)naphthalene-2-carboxamide N-(2-methoxyphenyl)-1-oxo-4-(phenylhydrazono)naphthalene-2-carboxamide 397.4
6805986 C21H17N3O2 N'-(benzo[g]indol-3-ylidenemethyl)-4-methoxy-benzohydrazide N'-(benzo[g]indol-3-ylidenemethyl)-4-methoxy-benzohydrazide 343.4
6805987 C16H14N2OS 2-[(5-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carbonitrile 2-[(5-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carbonitrile 282.4
6805988 C10H11N3O4 2-[2-[1-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]hydrazino]-2-oxo-acetamide 2-[2-[1-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]hydrazino]-2-oxo-acetamide 237.21
6805989 C17H19BrN4O2 2-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-3-(2,2-dimethylpropylamino)but-2-enedinitrile 2-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-3-(2,2-dimethylpropylamino)but-2-enedinitrile 391.3
6805990 C12H14N4O3S 2-[(4,5-dimethyl-1-oxido-imidazol-1-ium-2-ylidene)methyl-hydroxy-amino]-1-(2-thienyl)ethanone oxime 2-[(4,5-dimethyl-1-oxido-imidazol-1-ium-2-ylidene)methyl-hydroxy-amino]-1-(2-thienyl)ethanone oxime 294.33
6805991 C12H10N4O3 5-[2-(phenylhydrazono)ethylidene]hexahydropyrimidine-2,4,6-trione 5-[2-(phenylhydrazono)ethylidene]hexahydropyrimidine-2,4,6-trione 258.23
6805992 C13H12N4O2S N-hydroxy-N'-[4-(2-oxo-3,4-dihydro-1H-quinolin-6-yl)thiazol-2-yl]formamidine N-hydroxy-N'-[4-(2-oxo-3,4-dihydro-1H-quinolin-6-yl)thiazol-2-yl]formamidine 288.33
6805993 C11H6BrN3O2S 2-amino-5-(5-bromo-2-oxo-indolin-3-ylidene)thiazol-4-one 2-amino-5-(5-bromo-2-oxo-indolin-3-ylidene)thiazol-4-one 324.16
6805994 C21H24N4O2 5-(1-adamantyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-3-carbohydrazide 5-(1-adamantyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-3-carbohydrazide 364.4
6805995 C20H19N3O5 4-[(3-ethoxy-2-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-methyl-2-(m-tolyl)-1H-pyrazol-3-one 4-[(3-ethoxy-2-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-methyl-2-(m-tolyl)-1H-pyrazol-3-one 381.4
6805996 C31H20N8O8 N-[[3-[(2,4-dinitrophenyl)hydrazono]-2-(1-naphthyl)indan-1-ylidene]amino]-2,4-dinitro-aniline N-[[3-[(2,4-dinitrophenyl)hydrazono]-2-(1-naphthyl)indan-1-ylidene]amino]-2,4-dinitro-aniline 632.5
6805997 C20H11N3O4S 2-(3H-1,3-benzothiazol-2-ylidene)-3-[5-(3-nitrophenyl)-2-furyl]-3-oxo-propanenitrile 2-(3H-1,3-benzothiazol-2-ylidene)-3-[5-(3-nitrophenyl)-2-furyl]-3-oxo-propanenitrile 389.4
6805998 C19H21F3N4O2S 5-[[2-(1-piperidyl)ethylamino]methylene]-2-thioxo-1-[3-(trifluoromethyl)phenyl]hexahydropyrimidine-4,6-dione 5-[[2-(1-piperidyl)ethylamino]methylene]-2-thioxo-1-[3-(trifluoromethyl)phenyl]hexahydropyrimidine-4,6-dione 426.5
6805999 C19H20BrN3O4 N-[2-[2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-4-propoxy-benzamide N-[2-[2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-4-propoxy-benzamide 434.3
6806000 C25H18IN3O2 3-benzyl-6-iodo-2-[(5-methyl-2-oxo-indol-3-yl)methylene]-1H-quinazolin-4-one 3-benzyl-6-iodo-2-[(5-methyl-2-oxo-indol-3-yl)methylene]-1H-quinazolin-4-one 519.3
6806001 C11H12N4O2 2-ethoxy-4-[(1,2,4-triazol-4-ylamino)methylene]cyclohexa-2,5-dien-1-one 2-ethoxy-4-[(1,2,4-triazol-4-ylamino)methylene]cyclohexa-2,5-dien-1-one 232.24
6806002 C24H25BrN6O6 8-[2-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-7-[2-hydroxy-3-(3-methylphenoxy)propyl]-3-methyl-purine-2,6-dione 8-[2-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-7-[2-hydroxy-3-(3-methylphenoxy)propyl]-3-methyl-purine-2,6-dione 573.4
6806003 C25H23ClN4O3S 2-[1-[(2-chlorophenyl)methyl]benzimidazol-2-yl]sulfanyl-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[1-[(2-chlorophenyl)methyl]benzimidazol-2-yl]sulfanyl-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 495.0
6806004 C25H23N5O5S 2-[[5-(3,4-dimethoxyphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(3,4-dimethoxyphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 505.5
6806005 C21H11Cl2N3O3 3-[5-(2,4-dichlorophenyl)-2-furyl]-3-oxo-2-(4-oxo-1H-quinazolin-2-ylidene)propanenitrile 3-[5-(2,4-dichlorophenyl)-2-furyl]-3-oxo-2-(4-oxo-1H-quinazolin-2-ylidene)propanenitrile 424.2
6806006 C25H27N5O3S 5-[[2-(4-benzoylpiperazin-1-yl)ethylamino]methylene]-1-(p-tolyl)-2-thioxo-hexahydropyrimidine-4,6-dione 5-[[2-(4-benzoylpiperazin-1-yl)ethylamino]methylene]-1-(p-tolyl)-2-thioxo-hexahydropyrimidine-4,6-dione 477.6
6806007 C21H14Cl2N2O2 4-[4-(2,3-dichlorophenyl)-5-phenyl-1,3-dihydroimidazol-2-ylidene]-2-hydroxy-cyclohexa-2,5-dien-1-one 4-[4-(2,3-dichlorophenyl)-5-phenyl-1,3-dihydroimidazol-2-ylidene]-2-hydroxy-cyclohexa-2,5-dien-1-one 397.2
6806008 C22H13BrN2O4 N-[2-(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)-3H-1,3-benzoxazol-5-yl]benzofuran-2-carboxamide N-[2-(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)-3H-1,3-benzoxazol-5-yl]benzofuran-2-carboxamide 449.3
6806009 C22H25N3O2 6-[4-(3,5-dimethyl-1-piperidyl)-1H-quinazolin-2-ylidene]-2-methoxy-cyclohexa-2,4-dien-1-one 6-[4-(3,5-dimethyl-1-piperidyl)-1H-quinazolin-2-ylidene]-2-methoxy-cyclohexa-2,4-dien-1-one 363.5
6806010 C22H24N4O3S 5-[[4-(diethylamino)anilino]methylene]-1-(2-methoxyphenyl)-2-thioxo-hexahydropyrimidine-4,6-dione 5-[[4-(diethylamino)anilino]methylene]-1-(2-methoxyphenyl)-2-thioxo-hexahydropyrimidine-4,6-dione 424.5
6806011 C22H22N4O3S ethyl 4-cyano-5-[[1-(2,4-dimethylphenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-3-methyl-thiophene-2-carboxylate ethyl 4-cyano-5-[[1-(2,4-dimethylphenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-3-methyl-thiophene-2-carboxylate 422.5
6806012 C19H17N5O5 2-(2,4-dimethylphenyl)-4-[(3,5-dinitroanilino)methylene]-5-methyl-pyrazol-3-one 2-(2,4-dimethylphenyl)-4-[(3,5-dinitroanilino)methylene]-5-methyl-pyrazol-3-one 395.4
6806013 C13H11N3OS 5-[(2-methyl-1H-indol-3-yl)methylene]-2-thioxo-imidazolidin-4-one 5-[(2-methyl-1H-indol-3-yl)methylene]-2-thioxo-imidazolidin-4-one 257.31
6806014 C21H20IN5O3 1-(4-iodophenyl)-5-[[[2-(3-pyridyl)-1-piperidyl]amino]methylene]hexahydropyrimidine-2,4,6-trione 1-(4-iodophenyl)-5-[[[2-(3-pyridyl)-1-piperidyl]amino]methylene]hexahydropyrimidine-2,4,6-trione 517.3
6806015 C19H18BrN3O 2-(4-bromophenyl)-4-[(2,6-dimethylanilino)methylene]-5-methyl-pyrazol-3-one 2-(4-bromophenyl)-4-[(2,6-dimethylanilino)methylene]-5-methyl-pyrazol-3-one 384.3
6806016 C19H19N5O 4-(methoxymethyl)-6-methyl-2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]pyridine-3-carbonitrile 4-(methoxymethyl)-6-methyl-2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]pyridine-3-carbonitrile 333.4
6806017 C16H19N3O3 tert-butyl N-[(1-allyl-2-oxo-indolin-3-ylidene)amino]carbamate tert-butyl N-[(1-allyl-2-oxo-indolin-3-ylidene)amino]carbamate 301.34
6806018 C29H30N2O9 8-hydroxy-7-(hydroxymethyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-5-(3,4,5-trimethoxyphenyl)-5,6,7,8-tetrahydrobenzo[f][1,3]benzodioxole-6-carbohydrazide 8-hydroxy-7-(hydroxymethyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-5-(3,4,5-trimethoxyphenyl)-5,6,7,8-tetrahydrobenzo[f][1,3]benzodioxole-6-carbohydrazide 550.6
6806019 C28H29N5O3S N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-[3-(o-tolyl)-4-oxo-quinazolin-2-yl]sulfanyl-acetohydrazide N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-[3-(o-tolyl)-4-oxo-quinazolin-2-yl]sulfanyl-acetohydrazide 515.6
6806020 C16H14N2O5 N'-[(4-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1,3-benzodioxole-5-carbohydrazide N'-[(4-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1,3-benzodioxole-5-carbohydrazide 314.29
6806021 C27H20N4O5 N-[[1-(1-naphthylmethyl)-2-oxo-indolin-3-ylidene]amino]-2-(2-nitrophenoxy)acetamide N-[[1-(1-naphthylmethyl)-2-oxo-indolin-3-ylidene]amino]-2-(2-nitrophenoxy)acetamide 480.5
6806022 C16H10Cl2N2O 2,4-dichloro-6-[(3-isoquinolylamino)methylene]cyclohexa-2,4-dien-1-one 2,4-dichloro-6-[(3-isoquinolylamino)methylene]cyclohexa-2,4-dien-1-one 317.2
6806023 C14H9Cl2N5O 6-[[2-(1,2,4-benzotriazin-3-yl)hydrazino]methylene]-2,4-dichloro-cyclohexa-2,4-dien-1-one 6-[[2-(1,2,4-benzotriazin-3-yl)hydrazino]methylene]-2,4-dichloro-cyclohexa-2,4-dien-1-one 334.2
6806024 C16H10Cl2N2O 2,4-dichloro-6-[(2-quinolylamino)methylene]cyclohexa-2,4-dien-1-one 2,4-dichloro-6-[(2-quinolylamino)methylene]cyclohexa-2,4-dien-1-one 317.2
6806025 C19H23N3O4 2-(diethylamino)ethyl 4-[2-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)hydrazino]benzoate 2-(diethylamino)ethyl 4-[2-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)hydrazino]benzoate 357.4
6806026 C19H13N3O4S 3-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)-2-[4-(3-nitrophenyl)-3H-thiazol-2-ylidene]propanenitrile 3-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)-2-[4-(3-nitrophenyl)-3H-thiazol-2-ylidene]propanenitrile 379.4
6806027 C43H58N2O13 [2,15,17,29-tetrahydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23,27-trioxo-26-[(pentoxyamino)methylene]-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25(29)-heptaen-13-yl] acetate [2,15,17,29-tetrahydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23,27-trioxo-26-[(pentoxyamino)methylene]-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25(29)-heptaen-13-yl] acetate 810.9
6806028 C19H18N2O4 6-[4-(1,3-benzodioxol-5-yl)-5-methyl-1,2-dihydropyrazol-3-ylidene]-4-ethyl-3-hydroxy-cyclohexa-2,4-dien-1-one 6-[4-(1,3-benzodioxol-5-yl)-5-methyl-1,2-dihydropyrazol-3-ylidene]-4-ethyl-3-hydroxy-cyclohexa-2,4-dien-1-one 338.4
6806029 C29H30N4O5 N-[[1-[(6,7-dimethoxy-1-methyl-3,4-dihydro-1H-isoquinolin-2-yl)methyl]-2-oxo-indolin-3-ylidene]amino]-4-methoxy-benzamide N-[[1-[(6,7-dimethoxy-1-methyl-3,4-dihydro-1H-isoquinolin-2-yl)methyl]-2-oxo-indolin-3-ylidene]amino]-4-methoxy-benzamide 514.6
6806030 C20H19ClN4O3S3 2-[[5-[(4-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]sulfanyl]-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-[(4-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]sulfanyl]-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 495.0
6806031 C18H11ClN2OS 2-[(2-chlorophenyl)hydrazono]benzo[g]benzothiophen-3-one 2-[(2-chlorophenyl)hydrazono]benzo[g]benzothiophen-3-one 338.8

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.