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 6,357,201 - 6,357,250 of 6,571,471
Page 127145 of 131,430
| CID | Formula | IUPAC Name | Traditional Name | Mol. Weight |
|---|---|---|---|---|
| 6771113 | C14H12IN3O3 | N'-[(3-iodo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pyridine-2-carbohydrazide | N'-[(3-iodo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pyridine-2-carbohydrazide | 397.17 |
| 6771114 | C23H20ClN5O2S | 2-[[5-(4-chlorophenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide | 2-[[5-(4-chlorophenyl)-4-ethyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide | 466.0 |
| 6771115 | C19H23ClN3O2+ | 6-[[[4-[(2-chlorophenyl)methyl]piperazin-4-ium-1-yl]amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 6-[[[4-[(2-chlorophenyl)methyl]piperazin-4-ium-1-yl]amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 360.9 |
| 6771116 | C19H22ClN3O2 | 6-[[[4-[(2-chlorophenyl)methyl]piperazin-1-yl]amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 6-[[[4-[(2-chlorophenyl)methyl]piperazin-1-yl]amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 359.8 |
| 6771117 | C25H22FN3O4 | 6-[2-amino-5-(2-ethoxyphenoxy)-1H-pyrimidin-6-ylidene]-3-[(4-fluorophenyl)methoxy]cyclohexa-2,4-dien-1-one | 6-[2-amino-5-(2-ethoxyphenoxy)-1H-pyrimidin-6-ylidene]-3-[(4-fluorophenyl)methoxy]cyclohexa-2,4-dien-1-one | 447.5 |
| 6771120 | C19H19Cl2N5OS | 6-[[[3-(2,4-dichlorophenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]-3-(diethylamino)cyclohexa-2,4-dien-1-one | 6-[[[3-(2,4-dichlorophenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]-3-(diethylamino)cyclohexa-2,4-dien-1-one | 436.4 |
| 6771121 | C19H15F3N2O3 | 3-methoxy-6-[5-(4-methoxyphenyl)-6-(trifluoromethyl)-1H-pyrimidin-4-ylidene]cyclohexa-2,4-dien-1-one | 3-methoxy-6-[5-(4-methoxyphenyl)-6-(trifluoromethyl)-1H-pyrimidin-4-ylidene]cyclohexa-2,4-dien-1-one | 376.3 |
| 6771122 | C20H23Br2ClN4O2+2 | 2-[4-[(2-chlorophenyl)methyl]piperazine-1,4-diium-1-yl]-N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 2-[4-[(2-chlorophenyl)methyl]piperazine-1,4-diium-1-yl]-N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 546.7 |
| 6771123 | C20H21Br2ClN4O2 | 2-[4-[(2-chlorophenyl)methyl]piperazin-1-yl]-N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 2-[4-[(2-chlorophenyl)methyl]piperazin-1-yl]-N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 544.7 |
| 6771124 | C25H28N3O2+ | 6-[[(4-benzhydrylpiperazin-4-ium-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 6-[[(4-benzhydrylpiperazin-4-ium-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 402.5 |
| 6771125 | C25H27N3O2 | 6-[[(4-benzhydrylpiperazin-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 6-[[(4-benzhydrylpiperazin-1-yl)amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one | 401.5 |
| 6771126 | C24H15Cl2F3N2O2 | 3-[(2,4-dichlorophenyl)methoxy]-6-[5-phenyl-6-(trifluoromethyl)-1H-pyrimidin-4-ylidene]cyclohexa-2,4-dien-1-one | 3-[(2,4-dichlorophenyl)methoxy]-6-[5-phenyl-6-(trifluoromethyl)-1H-pyrimidin-4-ylidene]cyclohexa-2,4-dien-1-one | 491.3 |
| 6771127 | C29H24N4O3 | N'-[(2-oxo-1-naphthylidene)methyl]-3-[4-(p-tolylmethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | N'-[(2-oxo-1-naphthylidene)methyl]-3-[4-(p-tolylmethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | 476.5 |
| 6771128 | C29H24N4O3 | N'-[(2-oxo-1-naphthylidene)methyl]-3-[4-(p-tolylmethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | N'-[(2-oxo-1-naphthylidene)methyl]-3-[4-(p-tolylmethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | 476.5 |
| 6771129 | C20H21N4O5S3- | [2-(2,5-dimethylphenyl)sulfonylhydrazino]-[4-methyl-2-(p-tolylsulfonylimino)thiazol-5-ylidene]methanolate | [2-(2,5-dimethylphenyl)sulfonylhydrazino]-[4-methyl-2-(p-tolylsulfonylimino)thiazol-5-ylidene]methanolate | 493.6 |
| 6771130 | C22H18N2O4 | 2-methoxy-6-[4-(3-methoxyphenoxy)-1H-quinazolin-2-ylidene]cyclohexa-2,4-dien-1-one | 2-methoxy-6-[4-(3-methoxyphenoxy)-1H-quinazolin-2-ylidene]cyclohexa-2,4-dien-1-one | 374.4 |
| 6771131 | C24H20N2O2 | 6-[4-(2-allyl-4-methyl-phenoxy)-1H-quinazolin-2-ylidene]cyclohexa-2,4-dien-1-one | 6-[4-(2-allyl-4-methyl-phenoxy)-1H-quinazolin-2-ylidene]cyclohexa-2,4-dien-1-one | 368.4 |
| 6771132 | C18H13ClN4O3S | 5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(6-methoxy-1,3-benzothiazol-2-yl)-1,2-dihydropyrazole-3-carboxamide | 5-(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-(6-methoxy-1,3-benzothiazol-2-yl)-1,2-dihydropyrazole-3-carboxamide | 400.8 |
| 6771133 | C25H28ClN3O4 | (4R)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-5-(2-hydroxyethyl)-4-(3-isopentyloxyphenyl)-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-hydroxyethyl)-4-(3-isopentyloxyphenyl)-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 470.0 |
| 6771134 | C18H15FN4O3 | 3-(4-fluorophenyl)-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(4-fluorophenyl)-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 354.3 |
| 6771135 | C22H25N3O4 | N-[2-(3,4-dimethoxyphenyl)ethyl]-5-(2,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-[2-(3,4-dimethoxyphenyl)ethyl]-5-(2,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 395.5 |
| 6771136 | C25H23N3O4 | 6-[2-amino-5-(4-methoxyphenoxy)-1H-pyrimidin-6-ylidene]-3-(p-tolylmethoxy)cyclohexa-2,4-dien-1-one | 6-[2-amino-5-(4-methoxyphenoxy)-1H-pyrimidin-6-ylidene]-3-(p-tolylmethoxy)cyclohexa-2,4-dien-1-one | 429.5 |
| 6771137 | C19H19N3O2 | N-(3,4-dimethylphenyl)-5-(4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | N-(3,4-dimethylphenyl)-5-(4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-1,2-dihydropyrazole-3-carboxamide | 321.4 |
| 6771138 | C22H24N4O3S | 5-(2,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[3-(methylcarbamoyl)-4,5,6,7-tetrahydrobenzothiophen-2-yl]-1,2-dihydropyrazole-3-carboxamide | 5-(2,4-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-N-[3-(methylcarbamoyl)-4,5,6,7-tetrahydrobenzothiophen-2-yl]-1,2-dihydropyrazole-3-carboxamide | 424.5 |
| 6771139 | C21H17N3O2S2 | 3-(1,3-benzothiazol-2-ylsulfanyl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 3-(1,3-benzothiazol-2-ylsulfanyl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 407.5 |
| 6771140 | C21H20ClN3O3 | (4R)-3-(3-chloro-4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-5-(3-hydroxypropyl)-4-phenyl-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-(3-hydroxypropyl)-4-phenyl-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 397.9 |
| 6771141 | C16H10Cl2N2O3S | 3,6-dichloro-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide | 3,6-dichloro-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide | 381.2 |
| 6771142 | C16H10Cl2N2O3S | 3,6-dichloro-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide | 3,6-dichloro-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzothiophene-2-carbohydrazide | 381.2 |
| 6771143 | C20H14Cl2N4O2S | 3,6-dichloro-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]benzothiophene-2-carbohydrazide | 3,6-dichloro-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]benzothiophene-2-carbohydrazide | 445.3 |
| 6771144 | C20H14Cl2N4O2S | 3,6-dichloro-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]benzothiophene-2-carbohydrazide | 3,6-dichloro-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]benzothiophene-2-carbohydrazide | 445.3 |
| 6771145 | C24H20N4O3 | 3-(3-benzyloxyphenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3-benzyloxyphenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 412.4 |
| 6771146 | C17H11BrCl2N4O2 | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(2,5-dichlorophenyl)-1H-pyrazole-5-carbohydrazide | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(2,5-dichlorophenyl)-1H-pyrazole-5-carbohydrazide | 454.1 |
| 6771147 | C23H20N4O4 | 3-(2-methoxy-1-naphthyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(2-methoxy-1-naphthyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 416.4 |
| 6771148 | C23H20N4O4 | 3-(2-methoxy-1-naphthyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(2-methoxy-1-naphthyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 416.4 |
| 6771149 | C23H15FN4O3S | 4-cyano-2-fluoro-N-[[4-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]benzamide | 4-cyano-2-fluoro-N-[[4-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]benzamide | 446.5 |
| 6771150 | C24H26N2O3 | 3-(4-butoxyphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 3-(4-butoxyphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 390.5 |
| 6771151 | C24H26N2O3 | 3-(4-butoxyphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 3-(4-butoxyphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 390.5 |
| 6771152 | C25H22N4O4 | 3-(4-benzyloxy-3-methoxy-phenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(4-benzyloxy-3-methoxy-phenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 442.5 |
| 6771153 | C28H22N4O3 | 3-[2-(1-naphthylmethoxy)phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[2-(1-naphthylmethoxy)phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 462.5 |
| 6771154 | C25H22N4O3 | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(p-tolylmethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(p-tolylmethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | 426.5 |
| 6771155 | C18H17N3O4 | 6,7-dimethoxy-2-methyl-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]quinazolin-4-one | 6,7-dimethoxy-2-methyl-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]quinazolin-4-one | 339.3 |
| 6771156 | C22H19N3O4 | 6,7-dimethoxy-2-methyl-3-[(1-oxo-2-naphthylidene)methylamino]quinazolin-4-one | 6,7-dimethoxy-2-methyl-3-[(1-oxo-2-naphthylidene)methylamino]quinazolin-4-one | 389.4 |
| 6771157 | C22H19N3O4 | 6,7-dimethoxy-2-methyl-3-[(1-oxo-2-naphthylidene)methylamino]quinazolin-4-one | 6,7-dimethoxy-2-methyl-3-[(1-oxo-2-naphthylidene)methylamino]quinazolin-4-one | 389.4 |
| 6771158 | C19H18BrN3O3 | 3-[(5-bromo-3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-propyl-quinazolin-4-one | 3-[(5-bromo-3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-propyl-quinazolin-4-one | 416.3 |
| 6771159 | C19H18BrN3O3 | 3-[(5-bromo-3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-propyl-quinazolin-4-one | 3-[(5-bromo-3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-propyl-quinazolin-4-one | 416.3 |
| 6771160 | C18H18Br2N2O4 | N'-[(2,3-dibromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,4-dimethylphenoxy)acetohydrazide | N'-[(2,3-dibromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,4-dimethylphenoxy)acetohydrazide | 486.2 |
| 6771161 | C18H18Br2N2O4 | N'-[(2,3-dibromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,4-dimethylphenoxy)acetohydrazide | N'-[(2,3-dibromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,4-dimethylphenoxy)acetohydrazide | 486.2 |
| 6771162 | C31H33N3O3 | (4R)-3-(3,5-dimethyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)-4-(4-isopropylphenyl)-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-isopropylphenyl)-5-[2-(4-methoxyphenyl)ethyl]-2,4-dihydro-1H-pyrrolo[3,4-c]pyrazol-6-one | 495.6 |
| 6771163 | C20H21N3O5 | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | 383.4 |
| 6771164 | C20H21N3O5 | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5,6-dimethoxy-1H-indole-2-carbohydrazide | 383.4 |
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.