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 6,328,801 - 6,328,850 of 6,571,471
Page 126577 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6741811 C20H22N2O3 3-hydroxy-2-methyl-4-[5-methyl-4-(4-propylphenoxy)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 3-hydroxy-2-methyl-4-[5-methyl-4-(4-propylphenoxy)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 338.4
6741812 C16H16N2O6 4-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)anilino]-4-oxo-butanoic acid 4-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)anilino]-4-oxo-butanoic acid 332.31
6741813 C16H16N2O6 4-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)anilino]-4-oxo-butanoic acid 4-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)anilino]-4-oxo-butanoic acid 332.31
6741814 C19H20N2O3 3-isopropoxy-6-(5-methyl-4-phenoxy-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 3-isopropoxy-6-(5-methyl-4-phenoxy-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 324.4
6741815 C19H20N2O3 3-hydroxy-4-[5-methyl-4-(4-propylphenoxy)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 3-hydroxy-4-[5-methyl-4-(4-propylphenoxy)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 324.4
6741816 C16H13FN2O2 4-[4-(4-fluorophenyl)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-hydroxy-cyclohexa-2,5-dien-1-one 4-[4-(4-fluorophenyl)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-hydroxy-cyclohexa-2,5-dien-1-one 284.28
6741817 C17H16N2O3 3-hydroxy-4-[4-(4-methoxyphenyl)-5-methyl-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 3-hydroxy-4-[4-(4-methoxyphenyl)-5-methyl-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 296.32
6741818 C19H20N2O2 3-ethoxy-2-methyl-6-(5-methyl-4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 3-ethoxy-2-methyl-6-(5-methyl-4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 308.4
6741819 C16H14N2O2 3-methoxy-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 3-methoxy-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 266.29
6741820 C17H16N2O2 3-methoxy-2-methyl-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 3-methoxy-2-methyl-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 280.32
6741821 C17H16N2O2 3-ethoxy-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 3-ethoxy-6-(4-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 280.32
6741822 C19H20N2O3 6-(2,3-dimethyl-4-phenoxy-1H-pyrazol-5-ylidene)-3-ethoxy-cyclohexa-2,4-dien-1-one 6-(2,3-dimethyl-4-phenoxy-1H-pyrazol-5-ylidene)-3-ethoxy-cyclohexa-2,4-dien-1-one 324.4
6741823 C17H16N4O 3-(anilinomethylene)-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 3-(anilinomethylene)-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 292.33
6741824 C17H15ClN4O 3-[(4-chloroanilino)methylene]-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 3-[(4-chloroanilino)methylene]-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 326.8
6741825 C18H18N4O2 3-[(4-methoxyanilino)methylene]-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 3-[(4-methoxyanilino)methylene]-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 322.4
6741826 C18H18N4O 9-methyl-3-[(4-methylanilino)methylene]-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 9-methyl-3-[(4-methylanilino)methylene]-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 306.4
6741827 C11H12N4O2 3-[(hydroxyamino)methylene]-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 3-[(hydroxyamino)methylene]-9-methyl-2-methylimino-pyrido[1,2-a]pyrimidin-4-one 232.24
6741828 C15H14N2O3 4-nitro-6-[[[(1S)-1-phenylethyl]amino]methylene]cyclohexa-2,4-dien-1-one 4-nitro-6-[[[(1S)-1-phenylethyl]amino]methylene]cyclohexa-2,4-dien-1-one 270.28
6741829 C16H14F3NO2 3-ethoxy-6-[[3-(trifluoromethyl)anilino]methylene]cyclohexa-2,4-dien-1-one 3-ethoxy-6-[[3-(trifluoromethyl)anilino]methylene]cyclohexa-2,4-dien-1-one 309.28
6741830 C20H11NO2S 2-(1-oxobenzo[e]benzothiophen-2-ylidene)indolin-3-one 2-(1-oxobenzo[e]benzothiophen-2-ylidene)indolin-3-one 329.4
6741831 C12H12N4OS [(1-allyl-2-oxo-indolin-3-ylidene)amino]thiourea [(1-allyl-2-oxo-indolin-3-ylidene)amino]thiourea 260.32
6741832 C17H12ClN3O2 3-chloro-N'-[(8-oxo-2-quinolylidene)methyl]benzohydrazide 3-chloro-N'-[(8-oxo-2-quinolylidene)methyl]benzohydrazide 325.7
6741833 C17H12ClN3O2 3-chloro-N'-[(8-oxo-2-quinolylidene)methyl]benzohydrazide 3-chloro-N'-[(8-oxo-2-quinolylidene)methyl]benzohydrazide 325.7
6741835 C14H11N3O5 N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-nitro-benzohydrazide N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-nitro-benzohydrazide 301.25
6741836 C14H11N3O5 N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-nitro-benzohydrazide N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-nitro-benzohydrazide 301.25
6741837 C17H17N2O2+ [amino(o-tolyl)methylene]-(3-phenylprop-2-enoyloxy)ammonium [amino(o-tolyl)methylene]-(3-phenylprop-2-enoyloxy)ammonium 281.33
6741838 C17H16N2O2 [(E)-[amino(o-tolyl)methylene]amino] 3-phenylprop-2-enoate [(E)-[amino(o-tolyl)methylene]amino] 3-phenylprop-2-enoate 280.32
6741839 C16H14N3O4+ [amino-(4-nitrophenyl)methylene]-(3-phenylprop-2-enoyloxy)ammonium [amino-(4-nitrophenyl)methylene]-(3-phenylprop-2-enoyloxy)ammonium 312.30
6741840 C16H13N3O4 [(E)-[amino-(4-nitrophenyl)methylene]amino] 3-phenylprop-2-enoate [(E)-[amino-(4-nitrophenyl)methylene]amino] 3-phenylprop-2-enoate 311.29
6741841 C18H19NO3S ethyl 2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate ethyl 2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate 329.4
6741842 C14H12N2O3 6-[(2-methylanilino)methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[(2-methylanilino)methylene]-4-nitro-cyclohexa-2,4-dien-1-one 256.26
6741843 C16H14N4O 4-amino-N'-(indol-3-ylidenemethyl)benzohydrazide 4-amino-N'-(indol-3-ylidenemethyl)benzohydrazide 278.31
6741844 C17H14N2O2 3-methoxy-6-(5-phenyl-1H-pyrimidin-6-ylidene)cyclohexa-2,4-dien-1-one 3-methoxy-6-(5-phenyl-1H-pyrimidin-6-ylidene)cyclohexa-2,4-dien-1-one 278.30
6741845 C17H14N2O3 6-[5-(2,3-dihydro-1,4-benzodioxin-6-yl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,4-dien-1-one 6-[5-(2,3-dihydro-1,4-benzodioxin-6-yl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,4-dien-1-one 294.30
6741846 C19H18N2O4 4-[4-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-hydroxy-cyclohexa-2,5-dien-1-one 4-[4-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-hydroxy-cyclohexa-2,5-dien-1-one 338.4
6741847 C10H9ClN2O2 1-(2-chloroethyl)-3-hydroxyimino-indolin-2-one 1-(2-chloroethyl)-3-hydroxyimino-indolin-2-one 224.64
6741848 C11H11ClN2O2 1-(2-chloroethyl)-3-hydroxyimino-7-methyl-indolin-2-one 1-(2-chloroethyl)-3-hydroxyimino-7-methyl-indolin-2-one 238.67
6741849 C11H11ClN4OS [[1-(2-chloroethyl)-2-oxo-indolin-3-ylidene]amino]thiourea [[1-(2-chloroethyl)-2-oxo-indolin-3-ylidene]amino]thiourea 282.75
6741850 C14H15ClN4OS [[1-[(Z)-3-chlorobut-2-enyl]-7-methyl-2-oxo-indolin-3-ylidene]amino]thiourea [[1-[(Z)-3-chlorobut-2-enyl]-7-methyl-2-oxo-indolin-3-ylidene]amino]thiourea 322.8
6741851 C17H16N2O2 6-[[(1-acetylindolin-5-yl)amino]methylene]cyclohexa-2,4-dien-1-one 6-[[(1-acetylindolin-5-yl)amino]methylene]cyclohexa-2,4-dien-1-one 280.32
6741852 C8H8N6O 6-[[(5-aminotetrazol-1-yl)amino]methylene]cyclohexa-2,4-dien-1-one 6-[[(5-aminotetrazol-1-yl)amino]methylene]cyclohexa-2,4-dien-1-one 204.19
6741853 C8H8N6O 6-[[(5-aminotetrazol-1-yl)amino]methylene]cyclohexa-2,4-dien-1-one 6-[[(5-aminotetrazol-1-yl)amino]methylene]cyclohexa-2,4-dien-1-one 204.19
6741854 C9H10N6O2 4-[[(5-aminotetrazol-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,5-dien-1-one 4-[[(5-aminotetrazol-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,5-dien-1-one 234.22
6741855 C9H10N6O2 4-[[(5-aminotetrazol-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,5-dien-1-one 4-[[(5-aminotetrazol-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,5-dien-1-one 234.22
6741856 C9H8N4O2 6-[[(4-amino-1,2,5-oxadiazol-3-yl)amino]methylene]cyclohexa-2,4-dien-1-one 6-[[(4-amino-1,2,5-oxadiazol-3-yl)amino]methylene]cyclohexa-2,4-dien-1-one 204.19
6741857 C17H15N5O3 2-[3-(carbamoylhydrazono)-2-oxo-indolin-1-yl]-N-phenyl-acetamide 2-[3-(carbamoylhydrazono)-2-oxo-indolin-1-yl]-N-phenyl-acetamide 337.33
6741858 C16H14N5O2S+ N'-[(Z)-[4-(3-methylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]pyridine-4-carbohydrazide N'-[(Z)-[4-(3-methylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]pyridine-4-carbohydrazide 340.4
6741859 C11H12N5OS2+ [[(Z)-[4-(4-methylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]amino]thiourea [[(Z)-[4-(4-methylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]amino]thiourea 294.4
6741860 C14H18N5OS2+ [[(Z)-[4-(4-tert-butylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]amino]thiourea [[(Z)-[4-(4-tert-butylpyridin-1-ium-1-yl)-2-oxo-thiazol-5-ylidene]methyl]amino]thiourea 336.5
6741861 C10H12N2O (1R,5S)-4-hydroxyimino-3,6,6-trimethyl-bicyclo[3.1.0]hex-2-ene-2-carbonitrile (1R,5S)-4-hydroxyimino-3,6,6-trimethyl-bicyclo[3.1.0]hex-2-ene-2-carbonitrile 176.21

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.