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 6,357,951 - 6,358,000 of 6,571,471
Page 127160 of 131,430
| CID | Formula | IUPAC Name | Traditional Name | Mol. Weight |
|---|---|---|---|---|
| 6771871 | C17H14ClN3O2 | 5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(m-tolyl)-1,2-dihydropyrazole-3-carboxamide | 5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(m-tolyl)-1,2-dihydropyrazole-3-carboxamide | 327.8 |
| 6771872 | C18H14N4O3S | N-(6-methoxy-1,3-benzothiazol-2-yl)-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-(6-methoxy-1,3-benzothiazol-2-yl)-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 366.4 |
| 6771873 | C28H25ClFN3O4 | (4R)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-5-[2-(3,4-dimethoxyphenyl)ethyl]-4-(4-fluorophenyl)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | (4R)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-5-[2-(3,4-dimethoxyphenyl)ethyl]-4-(4-fluorophenyl)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 522.0 |
| 6771874 | C19H18ClN3O3 | N-(3-chloro-4-methoxy-phenyl)-5-(3,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-(3-chloro-4-methoxy-phenyl)-5-(3,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 371.8 |
| 6771875 | C26H22N4O3 | N-[4-[1-[2-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-quinoline-4-carbonyl]hydrazino]vinyl]phenyl]acetamide | N-[4-[1-[2-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)-1H-quinoline-4-carbonyl]hydrazino]vinyl]phenyl]acetamide | 438.5 |
| 6771876 | C17H16N2O5 | (3R)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2,3-dihydro-1,4-benzodioxine-3-carbohydrazide | (3R)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2,3-dihydro-1,4-benzodioxine-3-carbohydrazide | 328.32 |
| 6771877 | C16H17NO4S | ethyl 2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-4,5-dimethyl-thiophene-3-carboxylate | ethyl 2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-4,5-dimethyl-thiophene-3-carboxylate | 319.4 |
| 6771878 | C28H23N5O2S | N'-[(2-oxo-1-naphthylidene)methyl]-2-[[4-phenyl-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide | N'-[(2-oxo-1-naphthylidene)methyl]-2-[[4-phenyl-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide | 493.6 |
| 6771879 | C28H23N5O2S | N'-[(2-oxo-1-naphthylidene)methyl]-2-[[4-phenyl-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide | N'-[(2-oxo-1-naphthylidene)methyl]-2-[[4-phenyl-5-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide | 493.6 |
| 6771880 | C30H31N3O4 | (4S)-5-[2-(3,4-dimethoxyphenyl)ethyl]-4-(4-isopropylphenyl)-3-(6-oxocyclohexa-2,4-dien-1-ylidene)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | (4S)-5-[2-(3,4-dimethoxyphenyl)ethyl]-4-(4-isopropylphenyl)-3-(6-oxocyclohexa-2,4-dien-1-ylidene)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 497.6 |
| 6771881 | C15H12N4O3 | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3H-benzimidazole-5-carbohydrazide | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3H-benzimidazole-5-carbohydrazide | 296.28 |
| 6771882 | C20H21N3O4 | N-(2,4-dimethoxyphenyl)-5-(4,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-(2,4-dimethoxyphenyl)-5-(4,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 367.4 |
| 6771883 | C24H21N5O3S | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[5-phenyl-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[5-phenyl-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]acetohydrazide | 459.5 |
| 6771884 | C20H18N4O4S2 | 5-(2,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(6-methylsulfonyl-1,3-benzothiazol-2-yl)-1,2-dihydropyrazole-3-carboxamide | 5-(2,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(6-methylsulfonyl-1,3-benzothiazol-2-yl)-1,2-dihydropyrazole-3-carboxamide | 442.5 |
| 6771885 | C19H20N4O4S | 5-(4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[2-(4-sulfamoylphenyl)ethyl]-1,2-dihydropyrazole-3-carboxamide | 5-(4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[2-(4-sulfamoylphenyl)ethyl]-1,2-dihydropyrazole-3-carboxamide | 400.5 |
| 6771886 | C23H26N4O4S | 5-(3,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[4-(1-piperidylsulfonyl)phenyl]-1,2-dihydropyrazole-3-carboxamide | 5-(3,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[4-(1-piperidylsulfonyl)phenyl]-1,2-dihydropyrazole-3-carboxamide | 454.5 |
| 6771887 | C21H20ClN3O3 | (4S)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-5-(2-hydroxyethyl)-4-(p-tolyl)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | (4S)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-5-(2-hydroxyethyl)-4-(p-tolyl)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 397.9 |
| 6771888 | C26H24ClN5O4S | 2-[[5-(4-chlorophenyl)-4-(4-ethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 2-[[5-(4-chlorophenyl)-4-(4-ethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 538.0 |
| 6771889 | C26H24ClN5O4S | 2-[[5-(4-chlorophenyl)-4-(4-ethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 2-[[5-(4-chlorophenyl)-4-(4-ethoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 538.0 |
| 6771890 | C27H27N5O5S | 2-[[4,5-bis(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 2-[[4,5-bis(4-methoxyphenyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 533.6 |
| 6771891 | C29H29N3O4 | (4R)-3-(3,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-4-(4-methoxyphenyl)-5-[2-(4-methoxyphenyl)ethyl]-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | (4R)-3-(3,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-4-(4-methoxyphenyl)-5-[2-(4-methoxyphenyl)ethyl]-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 483.6 |
| 6771892 | C24H28N4O4S | N-[3-(3-methoxypropylcarbamoyl)-4,5,6,7-tetrahydrobenzothiophen-2-yl]-5-(3-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-[3-(3-methoxypropylcarbamoyl)-4,5,6,7-tetrahydrobenzothiophen-2-yl]-5-(3-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 468.6 |
| 6771893 | C21H18N5O5S- | (3,4-dimethylisoxazol-5-yl)-[4-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carbonyl]amino]phenyl]sulfonyl-azanide | (3,4-dimethylisoxazol-5-yl)-[4-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carbonyl]amino]phenyl]sulfonyl-azanide | 452.5 |
| 6771894 | C21H19N5O5S | N-[4-[(3,4-dimethylisoxazol-5-yl)sulfamoyl]phenyl]-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-[4-[(3,4-dimethylisoxazol-5-yl)sulfamoyl]phenyl]-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 453.5 |
| 6771895 | C18H15N3O3 | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2-(8-quinolyloxy)acetohydrazide | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2-(8-quinolyloxy)acetohydrazide | 321.3 |
| 6771896 | C17H10Cl2N4O2S | N-(6-chloro-1,3-benzothiazol-2-yl)-5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-(6-chloro-1,3-benzothiazol-2-yl)-5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 405.3 |
| 6771897 | C26H21N3O2 | N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-phenyl-quinoline-4-carbohydrazide | N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-phenyl-quinoline-4-carbohydrazide | 407.5 |
| 6771898 | C26H21N3O2 | N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-phenyl-quinoline-4-carbohydrazide | N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-phenyl-quinoline-4-carbohydrazide | 407.5 |
| 6771899 | C20H14N2O2 | 2-(6-oxocyclohexa-2,4-dien-1-ylidene)-3-phenyl-1H-quinazolin-4-one | 2-(6-oxocyclohexa-2,4-dien-1-ylidene)-3-phenyl-1H-quinazolin-4-one | 314.3 |
| 6771900 | C22H19N3O2 | 3-carbazol-9-yl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide | 3-carbazol-9-yl-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide | 357.4 |
| 6771901 | C24H27N3O5 | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxy-4-oxo-1-pentyl-quinoline-3-carbohydrazide | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxy-4-oxo-1-pentyl-quinoline-3-carbohydrazide | 437.5 |
| 6771902 | C24H27N3O5 | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxy-4-oxo-1-pentyl-quinoline-3-carbohydrazide | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-hydroxy-4-oxo-1-pentyl-quinoline-3-carbohydrazide | 437.5 |
| 6771903 | C24H19N3O3 | (4R)-2-amino-6-[(4-methoxyanilino)methylene]-7-oxo-4-phenyl-4H-chromene-3-carbonitrile | (4R)-2-amino-6-[(4-methoxyanilino)methylene]-7-oxo-4-phenyl-4H-chromene-3-carbonitrile | 397.4 |
| 6771904 | C21H17ClN5O2+ | 6-amino-1-(4-chlorophenyl)-4-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)-3-methyl-2,7-dihydropyrazolo[3,4-b]pyridin-1-ium-5-carbonitrile | 6-amino-1-(4-chlorophenyl)-4-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)-3-methyl-2,7-dihydropyrazolo[3,4-b]pyridin-1-ium-5-carbonitrile | 406.8 |
| 6771905 | C19H14N5O4S2- | [4-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carbonyl]amino]phenyl]sulfonyl-thiazol-2-yl-azanide | [4-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carbonyl]amino]phenyl]sulfonyl-thiazol-2-yl-azanide | 440.5 |
| 6771906 | C19H15N5O4S2 | 5-(6-oxocyclohexa-2,4-dien-1-ylidene)-N-[4-(thiazol-2-ylsulfamoyl)phenyl]-1,2-dihydropyrazole-3-carboxamide | 5-(6-oxocyclohexa-2,4-dien-1-ylidene)-N-[4-(thiazol-2-ylsulfamoyl)phenyl]-1,2-dihydropyrazole-3-carboxamide | 441.5 |
| 6771907 | C17H15N3O2 | N-(m-tolyl)-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-(m-tolyl)-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 293.32 |
| 6771908 | C18H17N3O5 | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | 355.3 |
| 6771909 | C18H17N3O5 | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | 355.3 |
| 6771910 | C13H12N2O3 | 3-[(allylamino)-hydroxy-methylene]-1H-quinoline-2,4-dione | 3-[(allylamino)-hydroxy-methylene]-1H-quinoline-2,4-dione | 244.25 |
| 6771911 | C12H16N2O2 | (2R)-2-[hydroxy(pyrrol-2-ylidenemethyl)amino]-2-methyl-cyclohexanone | (2R)-2-[hydroxy(pyrrol-2-ylidenemethyl)amino]-2-methyl-cyclohexanone | 220.27 |
| 6771912 | C12H16N2O2 | (2R)-2-[hydroxy(pyrrol-2-ylidenemethyl)amino]-2-methyl-cyclohexanone | (2R)-2-[hydroxy(pyrrol-2-ylidenemethyl)amino]-2-methyl-cyclohexanone | 220.27 |
| 6771913 | C20H22N4O4S | 5-(3,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[2-(4-sulfamoylphenyl)ethyl]-1,2-dihydropyrazole-3-carboxamide | 5-(3,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[2-(4-sulfamoylphenyl)ethyl]-1,2-dihydropyrazole-3-carboxamide | 414.5 |
| 6771914 | C14H12N2O | 6-[[(2Z)-2-benzylidenehydrazino]methylene]cyclohexa-2,4-dien-1-one | 6-[[(2Z)-2-benzylidenehydrazino]methylene]cyclohexa-2,4-dien-1-one | 224.26 |
| 6771915 | C14H12N2O | 6-[[(2Z)-2-benzylidenehydrazino]methylene]cyclohexa-2,4-dien-1-one | 6-[[(2Z)-2-benzylidenehydrazino]methylene]cyclohexa-2,4-dien-1-one | 224.26 |
| 6771916 | C18H16N4O3 | N-(4-acetamidophenyl)-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-(4-acetamidophenyl)-5-(6-oxocyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 336.3 |
| 6771917 | C25H20F3N3O3 | 6-[2-amino-5-(2-methoxyphenyl)-6-(trifluoromethyl)-1H-pyrimidin-4-ylidene]-3-benzyloxy-cyclohexa-2,4-dien-1-one | 6-[2-amino-5-(2-methoxyphenyl)-6-(trifluoromethyl)-1H-pyrimidin-4-ylidene]-3-benzyloxy-cyclohexa-2,4-dien-1-one | 467.4 |
| 6771918 | C20H18N4O4S2 | 5-(4,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(6-methylsulfonyl-1,3-benzothiazol-2-yl)-1,2-dihydropyrazole-3-carboxamide | 5-(4,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(6-methylsulfonyl-1,3-benzothiazol-2-yl)-1,2-dihydropyrazole-3-carboxamide | 442.5 |
| 6771919 | C22H23ClN4O4S | 5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[4-[(4-methyl-1-piperidyl)sulfonyl]phenyl]-1,2-dihydropyrazole-3-carboxamide | 5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[4-[(4-methyl-1-piperidyl)sulfonyl]phenyl]-1,2-dihydropyrazole-3-carboxamide | 475.0 |
| 6771920 | C25H22ClN4O4+ | (4R)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-4-(4-hydroxy-3-methoxy-phenyl)-5-(pyridin-1-ium-3-ylmethyl)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | (4R)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-4-(4-hydroxy-3-methoxy-phenyl)-5-(pyridin-1-ium-3-ylmethyl)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 477.9 |
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.