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 6,386,151 - 6,386,200 of 6,571,471
Page 127724 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6800888 C16H9Cl2NO3 6-chloro-3-[2-(4-chlorophenyl)-2-oxo-ethylidene]-4H-1,4-benzoxazin-2-one 6-chloro-3-[2-(4-chlorophenyl)-2-oxo-ethylidene]-4H-1,4-benzoxazin-2-one 334.1
6800889 C19H26N4O4 5-[[2-(diethylamino)ethylamino]methylene]-1-[(4-methoxyphenyl)methyl]hexahydropyrimidine-2,4,6-trione 5-[[2-(diethylamino)ethylamino]methylene]-1-[(4-methoxyphenyl)methyl]hexahydropyrimidine-2,4,6-trione 374.4
6800890 C17H12N6O4 N-[(6-nitro-1,3-benzodioxol-5-yl)methyleneamino]-5-phenyl-1,2,4-triazin-3-amine N-[(6-nitro-1,3-benzodioxol-5-yl)methyleneamino]-5-phenyl-1,2,4-triazin-3-amine 364.3
6800891 C16H19N5O3S 1-[(1-butyl-4,6-dioxo-2-thioxo-hexahydropyrimidin-5-ylidene)methylamino]-3-phenyl-urea 1-[(1-butyl-4,6-dioxo-2-thioxo-hexahydropyrimidin-5-ylidene)methylamino]-3-phenyl-urea 361.4
6800892 C16H12Cl2N4O 4-[(3,4-dichlorophenyl)hydrazono]-5-methyl-2-phenyl-pyrazol-3-one 4-[(3,4-dichlorophenyl)hydrazono]-5-methyl-2-phenyl-pyrazol-3-one 347.2
6800893 C12H20N4O2S 5-[[3-(dimethylamino)propylamino]methylene]-1-ethyl-2-thioxo-hexahydropyrimidine-4,6-dione 5-[[3-(dimethylamino)propylamino]methylene]-1-ethyl-2-thioxo-hexahydropyrimidine-4,6-dione 284.38
6800894 C17H14N4O2S 5-[[(3-cyano-4,5,6,7-tetrahydrobenzothiophen-2-yl)amino]methylene]-4-methyl-2,6-dioxo-pyridine-3-carbonitrile 5-[[(3-cyano-4,5,6,7-tetrahydrobenzothiophen-2-yl)amino]methylene]-4-methyl-2,6-dioxo-pyridine-3-carbonitrile 338.4
6800895 C19H16Br2N4O4 N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(3,4-dimethoxyphenyl)-1H-pyrazole-5-carbohydrazide N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(3,4-dimethoxyphenyl)-1H-pyrazole-5-carbohydrazide 524.2
6800896 C16H12BrN3O 4-bromo-6-[[(2-phenylpyrazol-3-yl)amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[(2-phenylpyrazol-3-yl)amino]methylene]cyclohexa-2,4-dien-1-one 342.19
6800897 C13H10F3NO3S 5-[ethoxy(hydroxy)methylene]-2-[4-(trifluoromethyl)phenyl]thiazol-4-one 5-[ethoxy(hydroxy)methylene]-2-[4-(trifluoromethyl)phenyl]thiazol-4-one 317.29
6800898 C16H13BrN4O2S 2-bromo-6-methoxy-4-[[(3-phenyl-5-thioxo-1H-1,2,4-triazol-4-yl)amino]methylene]cyclohexa-2,5-dien-1-one 2-bromo-6-methoxy-4-[[(3-phenyl-5-thioxo-1H-1,2,4-triazol-4-yl)amino]methylene]cyclohexa-2,5-dien-1-one 405.3
6800899 C26H22N6O2 2-amino-N-(3,4-dimethylphenyl)-1-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]pyrrolo[3,2-b]quinoxaline-3-carboxamide 2-amino-N-(3,4-dimethylphenyl)-1-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]pyrrolo[3,2-b]quinoxaline-3-carboxamide 450.5
6800902 C25H20FN5O2S N-(4-fluorophenyl)-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide N-(4-fluorophenyl)-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide 473.5
6800903 C20H20N4O3 4-methoxy-N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 4-methoxy-N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 364.4
6800904 C13H15N5O3 5-[2-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-6-methyl-2H-1,2,4-triazin-3-one 5-[2-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-6-methyl-2H-1,2,4-triazin-3-one 289.29
6800905 C24H19N3O 6-[2-(benzylideneamino)-4-phenyl-1H-pyrimidin-6-ylidene]-4-methyl-cyclohexa-2,4-dien-1-one 6-[2-(benzylideneamino)-4-phenyl-1H-pyrimidin-6-ylidene]-4-methyl-cyclohexa-2,4-dien-1-one 365.4
6800906 C23H21N3O3S N-[2-[1-cyano-2-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethylidene]-4-phenyl-3H-thiazol-5-yl]propanamide N-[2-[1-cyano-2-(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethylidene]-4-phenyl-3H-thiazol-5-yl]propanamide 419.5
6800907 C24H19F3N4O4S methyl 2-[[4,6-dioxo-2-thioxo-1-[3-(trifluoromethyl)phenyl]hexahydropyrimidin-5-ylidene]methylamino]-3-(1H-indol-3-yl)propanoate methyl 2-[[4,6-dioxo-2-thioxo-1-[3-(trifluoromethyl)phenyl]hexahydropyrimidin-5-ylidene]methylamino]-3-(1H-indol-3-yl)propanoate 516.5
6800908 C22H16BrN3O5 6-[[[2-(3-bromophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-ethoxy-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(3-bromophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-ethoxy-4-nitro-cyclohexa-2,4-dien-1-one 482.3
6800909 C15H22N2O3 2-methoxy-4-[(3-morpholinopropylamino)methylene]cyclohexa-2,5-dien-1-one 2-methoxy-4-[(3-morpholinopropylamino)methylene]cyclohexa-2,5-dien-1-one 278.35
6800910 C16H20N4O3 tert-butyl N-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methylamino]carbamate tert-butyl N-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methylamino]carbamate 316.35
6800911 C19H17FN4O2 2-fluoro-N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 2-fluoro-N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 352.4
6800912 C17H26N2O3 N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]decanehydrazide N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]decanehydrazide 306.4
6800913 C18H19N3O5 4-methoxy-N-[2-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 4-methoxy-N-[2-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 357.4
6800915 C23H25N3O3S ethyl 2-[[3-methyl-5-oxo-1-(p-tolyl)pyrazol-4-ylidene]methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate ethyl 2-[[3-methyl-5-oxo-1-(p-tolyl)pyrazol-4-ylidene]methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate 423.5
6800916 C21H22N8O4 4-[[2-[4-(benzylamino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]-3-nitro-cyclohexa-2,5-dien-1-one 4-[[2-[4-(benzylamino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]-3-nitro-cyclohexa-2,5-dien-1-one 450.5
6800917 C13H13Cl2N3O2 4-[3-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]propyl]-1,4-dihydropyrazol-5-one 4-[3-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]propyl]-1,4-dihydropyrazol-5-one 314.16
6800918 C13H14N4O2 1-[(3,5-dimethylpyrrol-2-ylidene)methyl]-2-(4-nitrophenyl)hydrazine 1-[(3,5-dimethylpyrrol-2-ylidene)methyl]-2-(4-nitrophenyl)hydrazine 258.28
6800919 C18H12BrN3O4 4-bromo-N'-[(6-oxo-[1,3]dioxolo[4,5-g]quinolin-7-ylidene)methyl]benzohydrazide 4-bromo-N'-[(6-oxo-[1,3]dioxolo[4,5-g]quinolin-7-ylidene)methyl]benzohydrazide 414.2
6800920 C23H15IN2O4 4-[6-iodo-4-oxo-2-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)ethylidene]-1H-quinazolin-3-yl]benzoic acid 4-[6-iodo-4-oxo-2-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)ethylidene]-1H-quinazolin-3-yl]benzoic acid 510.3
6800921 C19H16N4O5S 2-hydroxy-N'-[[1-(2-methoxyphenyl)-4,6-dioxo-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]benzohydrazide 2-hydroxy-N'-[[1-(2-methoxyphenyl)-4,6-dioxo-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]benzohydrazide 412.4
6800922 C21H18N6O3S2 5-(anilinomethylene)-3-ethyl-2-[[4-(4-nitrophenyl)thiazol-2-yl]hydrazono]thiazolidin-4-one 5-(anilinomethylene)-3-ethyl-2-[[4-(4-nitrophenyl)thiazol-2-yl]hydrazono]thiazolidin-4-one 466.5
6800923 C24H22N4O2S 2-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-4-phenyl-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(1-phenylethyl)acetamide 2-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-4-phenyl-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(1-phenylethyl)acetamide 430.5
6800924 C22H25N3O3 5-[(1-adamantylamino)methylene]-1-benzyl-hexahydropyrimidine-2,4,6-trione 5-[(1-adamantylamino)methylene]-1-benzyl-hexahydropyrimidine-2,4,6-trione 379.5
6800925 C22H38N2O 2-(1-nitrosoheptadecylidene)-1H-pyridine 2-(1-nitrosoheptadecylidene)-1H-pyridine 346.5
6800926 C9H10N2O3 3-(1,3-dioxolan-2-yl)-2-(nitrosomethylene)-1H-pyridine 3-(1,3-dioxolan-2-yl)-2-(nitrosomethylene)-1H-pyridine 194.19
6800927 C16H23N3O4 3-[2-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-isobutyl-3-oxo-propanamide 3-[2-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-isobutyl-3-oxo-propanamide 321.37
6800928 C21H15N7O3 6-methyl-N-[[5-(3-nitrophenyl)-2-furyl]methyleneamino]-5H-[1,2,4]triazino[5,6-b]indol-3-amine 6-methyl-N-[[5-(3-nitrophenyl)-2-furyl]methyleneamino]-5H-[1,2,4]triazino[5,6-b]indol-3-amine 413.4
6800929 C22H18N6O4S ethyl 5-oxo-4-[[[(2-oxoindol-3-yl)amino]carbamothioylamino]methylene]-1-phenyl-pyrazole-3-carboxylate ethyl 5-oxo-4-[[[(2-oxoindol-3-yl)amino]carbamothioylamino]methylene]-1-phenyl-pyrazole-3-carboxylate 462.5
6800930 C25H24N4O3S N-[2-[2-[[4,6-dioxo-1-(2-phenylethyl)-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]-1H-indol-3-yl]ethyl]acetamide N-[2-[2-[[4,6-dioxo-1-(2-phenylethyl)-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]-1H-indol-3-yl]ethyl]acetamide 460.5
6800931 C10H10N2O4 N-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-hydroxyimino-acetamide N-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-(hydroxyimino)-Acetamide 222.20
6800932 C15H21N3O3 1-cyclohexyl-5-[1-(cyclopropylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 1-cyclohexyl-5-[1-(cyclopropylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 291.35
6800933 C19H27N4O4+ 2-[1-[1-(4-methoxyphenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]propylamino]ethyl-trimethyl-ammonium 2-[1-[1-(4-methoxyphenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]propylamino]ethyl-trimethyl-ammonium 375.4
6800934 C28H21N7O5 2-[2-(2,4-dinitrophenyl)hydrazino]-2-indol-3-ylidene-N',N'-diphenyl-acetohydrazide 2-[2-(2,4-dinitrophenyl)hydrazino]-2-indol-3-ylidene-N',N'-diphenyl-acetohydrazide 535.5
6800935 C13H16N5OS2+ [[(Z)-[4-(4-isopropylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]amino]thiourea [[(Z)-[4-(4-isopropylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]amino]thiourea 322.4
6800936 C14H11N5O2 6-methyl-3-styryl-8H-pyrimido[5,4-e][1,2,4]triazine-5,7-dione 6-methyl-3-styryl-8H-pyrimido[5,4-e][1,2,4]triazine-5,7-dione 281.27
6800937 C25H16ClN3O4 6-[[[2-(5-chloro-1-naphthyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-methyl-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(5-chloro-1-naphthyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-methyl-4-nitro-cyclohexa-2,4-dien-1-one 457.9
6800938 C22H16BrN3O3 N'-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(9-oxoacridin-10-yl)acetohydrazide N'-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(9-oxoacridin-10-yl)acetohydrazide 450.3
6800939 C19H8Cl4F6N4O3 methyl 1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[[2,6-dichloro-4-(trifluoromethyl)phenyl]hydrazono]-5-oxo-pyrazole-3-carboxylate methyl 1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[[2,6-dichloro-4-(trifluoromethyl)phenyl]hydrazono]-5-oxo-pyrazole-3-carboxylate 596.1
6800940 C8H9ClN4O 2-[(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]guanidine 2-[(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]guanidine 212.63

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.