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 6,329,651 - 6,329,700 of 6,571,471
Page 126594 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6742685 C12H12N2O 4-methoxy-N-(pyrrol-2-ylidenemethyl)aniline 4-methoxy-N-(pyrrol-2-ylidenemethyl)aniline 200.24
6742686 C18H22N2O2 trans-(1R,2R)-N-[(3,3-dimethyl-5-oxo-cyclohexylidene)amino]-2-phenyl-cyclopropanecarboxamide trans-(1R,2R)-N-[(3,3-dimethyl-5-oxo-cyclohexylidene)amino]-2-phenyl-cyclopropanecarboxamide 298.4
6742687 C15H12N2O 6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 236.27
6742688 C16H13ClN2O 6-[5-(4-chlorophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methyl-cyclohexa-2,4-dien-1-one 6-[5-(4-chlorophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methyl-cyclohexa-2,4-dien-1-one 284.74
6742689 C15H11ClN2O 6-[5-(2-chlorophenyl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,4-dien-1-one 6-[5-(2-chlorophenyl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,4-dien-1-one 270.71
6742690 C16H13FN2O 6-[5-(4-fluorophenyl)-1,2-dihydropyrazol-3-ylidene]-3-methyl-cyclohexa-2,4-dien-1-one 6-[5-(4-fluorophenyl)-1,2-dihydropyrazol-3-ylidene]-3-methyl-cyclohexa-2,4-dien-1-one 268.28
6742691 C20H23NO2 (10aR)-2-[3-(dimethylamino)prop-2-enylidene]-7-methoxy-1,9,10,10a-tetrahydrophenanthren-3-one (10aR)-2-[3-(dimethylamino)prop-2-enylidene]-7-methoxy-1,9,10,10a-tetrahydrophenanthren-3-one 309.4
6742692 C16H13FN2O2 6-[5-(4-fluorophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methoxy-cyclohexa-2,4-dien-1-one 6-[5-(4-fluorophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methoxy-cyclohexa-2,4-dien-1-one 284.28
6742693 C16H14N2O2 4-methoxy-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 4-methoxy-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 266.29
6742694 C16H14N2O 3-methyl-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 3-methyl-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 250.29
6742695 C17H16N2O 4-methyl-6-[5-(p-tolyl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,4-dien-1-one 4-methyl-6-[5-(p-tolyl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,4-dien-1-one 264.32
6742696 C16H14N2O 4-methyl-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 4-methyl-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 250.29
6742697 C16H13BrN2O2 6-[5-(4-bromophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methoxy-cyclohexa-2,4-dien-1-one 6-[5-(4-bromophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methoxy-cyclohexa-2,4-dien-1-one 345.19
6742698 C16H13ClN2O2 6-[5-(2-chlorophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methoxy-cyclohexa-2,4-dien-1-one 6-[5-(2-chlorophenyl)-1,2-dihydropyrazol-3-ylidene]-4-methoxy-cyclohexa-2,4-dien-1-one 300.74
6742699 C15H11ClN2O 4-chloro-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 4-chloro-6-(5-phenyl-1,2-dihydropyrazol-3-ylidene)cyclohexa-2,4-dien-1-one 270.71
6742700 C12H12N2O2 6-(4-methoxy-6-methyl-1H-pyrimidin-2-ylidene)cyclohexa-2,4-dien-1-one 6-(4-methoxy-6-methyl-1H-pyrimidin-2-ylidene)cyclohexa-2,4-dien-1-one 216.24
6742701 C16H19N3O 6-[6-methyl-4-(1-piperidyl)-1H-pyrimidin-2-ylidene]cyclohexa-2,4-dien-1-one 6-[6-methyl-4-(1-piperidyl)-1H-pyrimidin-2-ylidene]cyclohexa-2,4-dien-1-one 269.34
6742702 C11H12N4O 6-(4-hydrazino-6-methyl-1H-pyrimidin-2-ylidene)cyclohexa-2,4-dien-1-one 6-(4-hydrazino-6-methyl-1H-pyrimidin-2-ylidene)cyclohexa-2,4-dien-1-one 216.24
6742703 C14H16N2O2 6-(4-isopropoxy-6-methyl-1H-pyrimidin-2-ylidene)cyclohexa-2,4-dien-1-one 6-(4-isopropoxy-6-methyl-1H-pyrimidin-2-ylidene)cyclohexa-2,4-dien-1-one 244.29
6742704 C18H17N3O 6-[4-(benzylamino)-6-methyl-1H-pyrimidin-2-ylidene]cyclohexa-2,4-dien-1-one 6-[4-(benzylamino)-6-methyl-1H-pyrimidin-2-ylidene]cyclohexa-2,4-dien-1-one 291.3
6742705 C18H17N3O 6-(4-pyrrolidin-1-yl-1H-quinazolin-2-ylidene)cyclohexa-2,4-dien-1-one 6-(4-pyrrolidin-1-yl-1H-quinazolin-2-ylidene)cyclohexa-2,4-dien-1-one 291.3
6742706 C15H14N4O2 5-methyl-2-[6-methyl-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-pyrimidin-4-yl]-4H-pyrazol-3-one 5-methyl-2-[6-methyl-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-pyrimidin-4-yl]-4H-pyrazol-3-one 282.30
6742707 C18H15FN2O2 6-[4-[(4-fluorophenyl)methoxy]-6-methyl-1H-pyrimidin-2-ylidene]cyclohexa-2,4-dien-1-one 6-[4-[(4-fluorophenyl)methoxy]-6-methyl-1H-pyrimidin-2-ylidene]cyclohexa-2,4-dien-1-one 310.3
6742708 C18H13N3O2 4-[[6-methyl-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-pyrimidin-4-yl]oxy]benzonitrile 4-[[6-methyl-2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-pyrimidin-4-yl]oxy]benzonitrile 303.3
6742709 C13H12N6O2 4-amino-N'-[(2-methylindol-3-ylidene)methyl]-1,2,5-oxadiazole-3-carbohydrazide 4-amino-N'-[(2-methylindol-3-ylidene)methyl]-1,2,5-oxadiazole-3-carbohydrazide 284.27
6742710 C13H12N6O2 4-amino-N'-[(2-methylindol-3-ylidene)methyl]-1,2,5-oxadiazole-3-carbohydrazide 4-amino-N'-[(2-methylindol-3-ylidene)methyl]-1,2,5-oxadiazole-3-carbohydrazide 284.27
6742711 C17H19N3O3S 1-(m-tolyl)-5-[[[(2S)-tetrahydrofuran-2-yl]methylamino]methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 1-(m-tolyl)-5-[[[(2S)-tetrahydrofuran-2-yl]methylamino]methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 345.4
6742712 C17H19N3O3S 1-(o-tolyl)-5-[[[(2S)-tetrahydrofuran-2-yl]methylamino]methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 1-(o-tolyl)-5-[[[(2S)-tetrahydrofuran-2-yl]methylamino]methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 345.4
6742713 C17H19N3O5 1-(3-methoxyphenyl)-5-[[[(2S)-tetrahydrofuran-2-yl]methylamino]methylene]hexahydropyrimidine-2,4,6-trione 1-(3-methoxyphenyl)-5-[[[(2S)-tetrahydrofuran-2-yl]methylamino]methylene]hexahydropyrimidine-2,4,6-trione 345.3
6742714 C16H14N4O3 2-(benzimidazol-1-yl)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(benzimidazol-1-yl)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 310.31
6742715 C16H14N4O3 2-(benzimidazol-1-yl)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(benzimidazol-1-yl)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 310.31
6742716 C20H20N4O 2-(2-methylbenzimidazol-1-yl)-N-[(Z)-(2-methyl-3-phenyl-prop-2-enylidene)amino]acetamide 2-(2-methylbenzimidazol-1-yl)-N-[(Z)-(2-methyl-3-phenyl-prop-2-enylidene)amino]acetamide 332.4
6742717 C14H16N2O3 3-[hydroxy-(isobutylamino)methylene]-1H-quinoline-2,4-dione 3-[hydroxy-(isobutylamino)methylene]-1H-quinoline-2,4-dione 260.29
6742718 C23H19NO2 4-(11-azatetracyclo[8.7.0.02,7.013,17]heptadeca-1(10),2,4,6,8,13(17)-hexaen-12-ylidene)-2-methoxy-cyclohexa-2,5-dien-1-one 4-(11-azatetracyclo[8.7.0.02,7.013,17]heptadeca-1(10),2,4,6,8,13(17)-hexaen-12-ylidene)-2-methoxy-cyclohexa-2,5-dien-1-one 341.4
6742719 C11H14ClNO4 4-chloro-6-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]cyclohexa-2,4-dien-1-one 259.68
6742720 C11H14BrNO4 4-bromo-6-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]cyclohexa-2,4-dien-1-one 304.14
6742721 C11H14N2O6 6-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 270.24
6742722 C14H12N2O2 4,5-dimethyl-2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]furan-3-carbonitrile 4,5-dimethyl-2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]furan-3-carbonitrile 240.26
6742723 C14H12N2O3 2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-4,5-dimethyl-furan-3-carbonitrile 2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-4,5-dimethyl-furan-3-carbonitrile 256.26
6742724 C15H14N2O3 2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-4,5-dimethyl-furan-3-carbonitrile 2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-4,5-dimethyl-furan-3-carbonitrile 270.28
6742725 C15H17NO4 1-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]naphthalen-2-one 1-[[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]methylene]naphthalen-2-one 275.30
6742726 C17H14N2O N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine 262.30
6742727 C17H14N2O N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine 262.30
6742728 C17H14N2O N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine 262.30
6742729 C17H14N2O N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine N-(3-indol-3-ylidene-1-phenyl-prop-1-enyl)hydroxylamine 262.30
6742730 C18H17N5O2 N'-[1-(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)ethyl]pyridine-2-carbohydrazide N'-[1-(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)ethyl]pyridine-2-carbohydrazide 335.4
6742731 C10H6ClF3O2 4-(4-chlorophenyl)-1,1,1-trifluoro-4-hydroxy-but-3-en-2-one 4-(4-chlorophenyl)-1,1,1-trifluoro-4-hydroxy-but-3-en-2-one 250.60
6742732 C11H10O4 4-hydroxy-2-oxo-4-(p-tolyl)but-3-enoic acid 4-hydroxy-2-oxo-4-(p-tolyl)but-3-enoic acid 206.19
6742733 C11H10O4 4-hydroxy-2-oxo-4-(p-tolyl)but-3-enoic acid 4-hydroxy-2-oxo-4-(p-tolyl)but-3-enoic acid 206.19
6742734 C10H7ClO4 4-(4-chlorophenyl)-4-hydroxy-2-oxo-but-3-enoic acid 4-(4-chlorophenyl)-4-hydroxy-2-oxo-but-3-enoic acid 226.61

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.