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 6,390,001 - 6,390,050 of 6,571,471
Page 127801 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6804863 C22H17N3O8S 5-[(Z)-[[2-benzamido-3-(1,3-benzodioxol-5-yl)prop-2-enoyl]hydrazono]methyl]furan-2-sulfonic acid 5-[(Z)-[[2-benzamido-3-(1,3-benzodioxol-5-yl)prop-2-enoyl]hydrazono]methyl]furan-2-sulfonic acid 483.5
6804864 C25H18ClN3O2S 2-(2-chlorophenothiazin-10-yl)-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide 2-(2-chlorophenothiazin-10-yl)-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide 459.9
6804865 C24H23ClN4O3 4-[(3-chlorophenyl)hydrazono]-2-methoxy-6-[(4-morpholinophenyl)iminomethyl]cyclohexa-2,5-dien-1-one 4-[(3-chlorophenyl)hydrazono]-2-methoxy-6-[(4-morpholinophenyl)iminomethyl]cyclohexa-2,5-dien-1-one 450.9
6804866 C13H10N4O4S 2-(hydroxyamino)-5-[(2-methyl-6-nitro-1H-indol-3-yl)methylene]thiazol-4-one 2-(hydroxyamino)-5-[(2-methyl-6-nitro-1H-indol-3-yl)methylene]thiazol-4-one 318.31
6804867 C21H23N3O3 N-[(1-butyl-2-oxo-indolin-3-ylidene)amino]-2-(2-methylphenoxy)acetamide N-[(1-butyl-2-oxo-indolin-3-ylidene)amino]-2-(2-methylphenoxy)acetamide 365.4
6804868 C23H14N2O3S2 5-(2-oxoindolin-3-ylidene)-3-(4-phenoxyphenyl)-2-thioxo-thiazolidin-4-one 5-(2-oxoindolin-3-ylidene)-3-(4-phenoxyphenyl)-2-thioxo-thiazolidin-4-one 430.5
6804869 C28H19N5O16S4-4 4-amino-6-[[4-[2-(8-hydroxy-1-oxo-3,6-disulfonato-2-naphthylidene)hydrazino]-2-methoxy-5-methyl-phenyl]hydrazono]-5-oxo-naphthalene-1,3-disulfonate 4-amino-6-[[4-[2-(8-hydroxy-1-oxo-3,6-disulfonato-2-naphthylidene)hydrazino]-2-methoxy-5-methyl-phenyl]hydrazono]-5-oxo-naphthalene-1,3-disulfonate 809.7
6804870 C28H23N5O16S4 4-amino-6-[[4-[2-(8-hydroxy-1-oxo-3,6-disulfo-2-naphthylidene)hydrazino]-2-methoxy-5-methyl-phenyl]hydrazono]-5-oxo-naphthalene-1,3-disulfonic acid 4-amino-6-[[4-[2-(8-hydroxy-1-oxo-3,6-disulfo-2-naphthylidene)hydrazino]-2-methoxy-5-methyl-phenyl]hydrazono]-5-oxo-naphthalene-1,3-disulfonic acid 813.8
6804871 C28H22BrN3O 6-[[3-[3-(4-bromophenyl)-2-phenyl-3,4-dihydropyrazol-5-yl]anilino]methylene]cyclohexa-2,4-dien-1-one 6-[[3-[3-(4-bromophenyl)-2-phenyl-3,4-dihydropyrazol-5-yl]anilino]methylene]cyclohexa-2,4-dien-1-one 496.4
6804872 C19H16Cl2N4O3 2-(2,4-dichlorophenoxy)-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]acetohydrazide 2-(2,4-dichlorophenoxy)-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]acetohydrazide 419.3
6804873 C16H15N3O3S 2,3-dimethoxy-6-[5-(2-methylthiazol-4-yl)-1H-pyrimidin-6-ylidene]cyclohexa-2,4-dien-1-one 2,3-dimethoxy-6-[5-(2-methylthiazol-4-yl)-1H-pyrimidin-6-ylidene]cyclohexa-2,4-dien-1-one 329.4
6804874 C16H15N3O 1-methyl-3-(o-tolylhydrazono)indolin-2-one 1-methyl-3-(o-tolylhydrazono)indolin-2-one 265.31
6804875 C22H22N4O2 N-(cinnamylideneamino)-3-(4-isopropoxyphenyl)-1H-pyrazole-5-carboxamide AKOS030751801 374.4
6804876 C16H16N2O2 6-[5-(4-methoxyphenyl)pyrazolidin-3-ylidene]cyclohexa-2,4-dien-1-one 6-[5-(4-methoxyphenyl)pyrazolidin-3-ylidene]cyclohexa-2,4-dien-1-one 268.31
6804877 C10H12N2O3 N-(2-hydroxyethyl)-2-hydroxyimino-2-phenyl-acetamide N-(2-hydroxyethyl)-2-hydroxyimino-2-phenyl-acetamide 208.21
6804878 C20H16N8O 2-[5-(2-cyanophenyl)tetrazol-2-yl]-N'-[(2-methylindol-3-ylidene)methyl]acetohydrazide 2-[5-(2-cyanophenyl)tetrazol-2-yl]-N'-[(2-methylindol-3-ylidene)methyl]acetohydrazide 384.4
6804879 C15H12ClFN2O 4-chloro-6-[5-(2-fluorophenyl)pyrazolidin-3-ylidene]cyclohexa-2,4-dien-1-one 4-chloro-6-[5-(2-fluorophenyl)pyrazolidin-3-ylidene]cyclohexa-2,4-dien-1-one 290.72
6804880 C15H10ClNOS 3-[(4-chloroanilino)methylene]-2-benzothiophen-1-one 3-[(4-chloroanilino)methylene]-2-benzothiophen-1-one 287.8
6804881 C14H11N5O N-(2-furylmethyleneamino)-5-phenyl-1,2,4-triazin-3-amine N-(2-furylmethyleneamino)-5-phenyl-1,2,4-triazin-3-amine 265.27
6804882 C23H23Cl2N5O4S ethyl 2-[[2-[4-[4-(3,4-dichlorophenyl)thiazol-2-yl]-1-piperidyl]-2-oxo-1-pyrazol-3-ylidene-ethyl]amino]oxyacetate ethyl 2-[[2-[4-[4-(3,4-dichlorophenyl)thiazol-2-yl]-1-piperidyl]-2-oxo-1-pyrazol-3-ylidene-ethyl]amino]oxyacetate 536.4
6804883 C24H26BrN5O4 N-[[5-bromo-2-oxo-1-(pyrrolidin-1-ylmethyl)indolin-3-ylidene]amino]-2-[1-(4-methoxyphenyl)ethylideneamino]oxy-acetamide N-[[5-bromo-2-oxo-1-(pyrrolidin-1-ylmethyl)indolin-3-ylidene]amino]-2-[1-(4-methoxyphenyl)ethylideneamino]oxy-acetamide 528.4
6804884 C14H12BrN3O3S N-[2-[2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]thiophene-2-carboxamide N-[2-[2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]thiophene-2-carboxamide 382.23
6804885 C17H12ClNO4 6-chloro-3-[2-(3-methoxyphenyl)-2-oxo-ethylidene]-4H-1,4-benzoxazin-2-one 6-chloro-3-[2-(3-methoxyphenyl)-2-oxo-ethylidene]-4H-1,4-benzoxazin-2-one 329.7
6804886 C15H12ClFN2O 6-[5-(2-chlorophenyl)pyrazolidin-3-ylidene]-4-fluoro-cyclohexa-2,4-dien-1-one 6-[5-(2-chlorophenyl)pyrazolidin-3-ylidene]-4-fluoro-cyclohexa-2,4-dien-1-one 290.72
6804887 C25H22N4O4 N-[2-[2-(1-benzyl-2-oxo-indolin-3-ylidene)hydrazino]-2-oxo-ethyl]-2-methoxy-benzamide N-[2-[2-(1-benzyl-2-oxo-indolin-3-ylidene)hydrazino]-2-oxo-ethyl]-2-methoxy-benzamide 442.5
6804888 C26H23ClFN3O4 6-[2-amino-5-(3,4-dimethoxyphenyl)-6-methyl-1H-pyrimidin-4-ylidene]-3-[(2-chloro-6-fluoro-phenyl)methoxy]cyclohexa-2,4-dien-1-one 6-[2-amino-5-(3,4-dimethoxyphenyl)-6-methyl-1H-pyrimidin-4-ylidene]-3-[(2-chloro-6-fluoro-phenyl)methoxy]cyclohexa-2,4-dien-1-one 495.9
6804889 C24H22N4O4S 6-benzyl-2-[(5-ethoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5,7-dihydro-4H-thieno[2,3-c]pyridine-3-carbonitrile 6-benzyl-2-[(5-ethoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5,7-dihydro-4H-thieno[2,3-c]pyridine-3-carbonitrile 462.5
6804890 C23H17BrN2O4S ethyl 4-(4-bromophenyl)-2-[(5-oxo-2-phenyl-oxazol-4-ylidene)methylamino]thiophene-3-carboxylate ethyl 4-(4-bromophenyl)-2-[(5-oxo-2-phenyl-oxazol-4-ylidene)methylamino]thiophene-3-carboxylate 497.4
6804891 C20H16N2O4S 2-[4-(3,4-dimethoxyphenyl)-3H-thiazol-2-ylidene]-3-(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)propanenitrile 2-[4-(3,4-dimethoxyphenyl)-3H-thiazol-2-ylidene]-3-(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)propanenitrile 380.4
6804892 C13H16N2O2 3-[[(2-methoxy-1-methyl-ethyl)amino]methylene]indolin-2-one 3-[[(2-methoxy-1-methyl-ethyl)amino]methylene]indolin-2-one 232.28
6804893 C17H12N2O7S 4-hydroxy-3-[2-(1-oxo-4-sulfo-2-naphthylidene)hydrazino]benzoic acid 4-hydroxy-3-[2-(1-oxo-4-sulfo-2-naphthylidene)hydrazino]benzoic acid 388.4
6804894 C24H26N6O4 2-amino-1-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-N-(3-methoxypropyl)pyrrolo[3,2-b]quinoxaline-3-carboxamide 2-amino-1-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-N-(3-methoxypropyl)pyrrolo[3,2-b]quinoxaline-3-carboxamide 462.5
6804895 C19H18N4O6 N'-[(5-methoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-oxo-4-phenyl-pyrrolidine-3-carbohydrazide N'-[(5-methoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-oxo-4-phenyl-pyrrolidine-3-carbohydrazide 398.4
6804896 C16H9Cl3N2O2S 3-chloro-N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide 3-chloro-N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide 399.7
6804897 C19H21NO2 3-[(1-adamantylamino)methylene]isobenzofuran-1-one 3-[(1-adamantylamino)methylene]isobenzofuran-1-one 295.4
6804898 C24H21ClN2O2 4-chloro-6-[[[2-(3,5-dimethylphenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 4-chloro-6-[[[2-(3,5-dimethylphenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 404.9
6804899 C13H8FN3O5 6-[(4-fluoroanilino)methylene]-2,4-dinitro-cyclohexa-2,4-dien-1-one 6-[(4-fluoroanilino)methylene]-2,4-dinitro-cyclohexa-2,4-dien-1-one 305.22
6804900 C15H11Cl2NO2 6-[(2-acetylanilino)methylene]-2,4-dichloro-cyclohexa-2,4-dien-1-one 6-[(2-acetylanilino)methylene]-2,4-dichloro-cyclohexa-2,4-dien-1-one 308.2
6804902 C17H20N4O3S 5-[(2-morpholinoethylamino)methylene]-1-phenyl-2-thioxo-hexahydropyrimidine-4,6-dione 5-[(2-morpholinoethylamino)methylene]-1-phenyl-2-thioxo-hexahydropyrimidine-4,6-dione 360.4
6804903 C17H17NO3 propyl 4-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]benzoate propyl 4-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]benzoate 283.32
6804904 C20H16BrClN2O3 2-(4-bromo-1-naphthyl)-N'-[(3-chloro-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-(4-bromo-1-naphthyl)-N'-[(3-chloro-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 447.7
6804905 C14H11N5O2S 3-hydroxy-4-[[[3-(4-pyridyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,5-dien-1-one 3-hydroxy-4-[[[3-(4-pyridyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,5-dien-1-one 313.34
6804906 C24H20BrN5O2S N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-phenyl-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-phenyl-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide 522.4
6804907 C20H19ClN4O5 N'-[1-(7-chloro-3-oxo-quinoxalin-2-ylidene)-2,3,4-trihydroxy-butyl]-4-methyl-benzohydrazide N'-[1-(7-chloro-3-oxo-quinoxalin-2-ylidene)-2,3,4-trihydroxy-butyl]-4-methyl-benzohydrazide 430.8
6804909 C39H27N5O12S4 3-oxo-4-[[4-[4-[[4-[2-(1-oxo-5-sulfo-2-naphthylidene)hydrazino]benzoyl]amino]phenyl]sulfanylphenyl]hydrazono]naphthalene-2,7-disulfonic acid 3-oxo-4-[[4-[4-[[4-[2-(1-oxo-5-sulfo-2-naphthylidene)hydrazino]benzoyl]amino]phenyl]sulfanylphenyl]hydrazono]naphthalene-2,7-disulfonic acid 885.9
6804910 C18H12N4O6 3,5-dinitro-N'-[(2-oxo-1-naphthylidene)methyl]benzohydrazide 3,5-dinitro-N'-[(2-oxo-1-naphthylidene)methyl]benzohydrazide 380.3
6804911 C24H23BrN2O3 N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(1-bromo-2-naphthyl)oxy]butanehydrazide N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[(1-bromo-2-naphthyl)oxy]butanehydrazide 467.4
6804912 C22H23N3O3 butyl 4-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methylamino]benzoate butyl 4-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methylamino]benzoate 377.4
6804913 C20H27BrN4O3 1-(4-bromophenyl)-5-[[[4-(diethylamino)-1-methyl-butyl]amino]methylene]hexahydropyrimidine-2,4,6-trione 1-(4-bromophenyl)-5-[[[4-(diethylamino)-1-methyl-butyl]amino]methylene]hexahydropyrimidine-2,4,6-trione 451.4
6804914 C26H24ClN5O3S 2-[[4-(4-chlorophenyl)-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[4-(4-chlorophenyl)-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 522.0

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.