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 6,349,451 - 6,349,500 of 6,571,471
Page 126990 of 131,430
| CID | Formula | IUPAC Name | Traditional Name | Mol. Weight |
|---|---|---|---|---|
| 6763155 | C11H11N5O2 | 2-acetyl-5-amino-4-(phenylhydrazono)pyrazol-3-one | 2-acetyl-5-amino-4-(phenylhydrazono)pyrazol-3-one | 245.24 |
| 6763156 | C16H14FN5O | 4-[(2-fluorophenyl)hydrazono]-5-(4-methoxyphenyl)pyrazol-3-amine | 4-[(2-fluorophenyl)hydrazono]-5-(4-methoxyphenyl)pyrazol-3-amine | 311.31 |
| 6763157 | C17H15N5O2 | 4-[2-[3-amino-5-(p-tolyl)pyrazol-4-ylidene]hydrazino]benzoic acid | 4-[2-[3-amino-5-(p-tolyl)pyrazol-4-ylidene]hydrazino]benzoic acid | 321.33 |
| 6763158 | C17H14ClN5O2 | 4-[2-[3-(4-chlorophenyl)-5-imino-1-methyl-pyrazol-4-ylidene]hydrazino]benzoic acid | 4-[2-[3-(4-chlorophenyl)-5-imino-1-methyl-pyrazol-4-ylidene]hydrazino]benzoic acid | 355.8 |
| 6763159 | C17H17N5O2 | 5-(4-methoxyphenyl)-4-[(2-methoxyphenyl)hydrazono]pyrazol-3-amine | 5-(4-methoxyphenyl)-4-[(2-methoxyphenyl)hydrazono]pyrazol-3-amine | 323.35 |
| 6763161 | C17H16ClN5O | 2-chloro-N-[[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]amino]aniline | 2-chloro-N-[[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]amino]aniline | 341.8 |
| 6763162 | C17H16FN5O | 4-fluoro-N-[[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]amino]aniline | 4-fluoro-N-[[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]amino]aniline | 325.34 |
| 6763163 | C18H17N5O3 | 3-[2-[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]hydrazino]benzoic acid | 3-[2-[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]hydrazino]benzoic acid | 351.4 |
| 6763164 | C11H10BrN5O2 | 2-acetyl-5-amino-4-[(4-bromophenyl)hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[(4-bromophenyl)hydrazono]pyrazol-3-one | 324.13 |
| 6763165 | C18H19N5O2 | N-[[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]amino]-2-methoxy-aniline | N-[[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]amino]-2-methoxy-aniline | 337.4 |
| 6763166 | C12H13N5O3 | 2-acetyl-5-amino-4-[(4-methoxyphenyl)hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[(4-methoxyphenyl)hydrazono]pyrazol-3-one | 275.26 |
| 6763167 | C11H9Cl2N5O2 | 2-acetyl-5-amino-4-[(2,5-dichlorophenyl)hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[(2,5-dichlorophenyl)hydrazono]pyrazol-3-one | 314.12 |
| 6763168 | C12H9ClF3N5O2 | 2-acetyl-5-amino-4-[[4-chloro-3-(trifluoromethyl)phenyl]hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[[4-chloro-3-(trifluoromethyl)phenyl]hydrazono]pyrazol-3-one | 347.68 |
| 6763170 | C20H21N5O3 | ethyl 4-[2-[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]hydrazino]benzoate | ethyl 4-[2-[5-imino-3-(4-methoxyphenyl)-1-methyl-pyrazol-4-ylidene]hydrazino]benzoate | 379.4 |
| 6763172 | C10H8Cl3N5O | 5-amino-2-methyl-4-[(2,4,6-trichlorophenyl)hydrazono]pyrazol-3-one | 5-amino-2-methyl-4-[(2,4,6-trichlorophenyl)hydrazono]pyrazol-3-one | 320.6 |
| 6763173 | C12H10F3N5O2 | 2-acetyl-5-amino-4-[[2-(trifluoromethyl)phenyl]hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[[2-(trifluoromethyl)phenyl]hydrazono]pyrazol-3-one | 313.24 |
| 6763174 | C13H10F6N4O | 4-[[3,5-bis(trifluoromethyl)phenyl]hydrazono]-2,5-dimethyl-pyrazol-3-one | 4-[[3,5-bis(trifluoromethyl)phenyl]hydrazono]-2,5-dimethyl-pyrazol-3-one | 352.23 |
| 6763175 | C18H17N5O2 | 4-[2-[5-imino-1-methyl-3-(p-tolyl)pyrazol-4-ylidene]hydrazino]benzoic acid | 4-[2-[5-imino-1-methyl-3-(p-tolyl)pyrazol-4-ylidene]hydrazino]benzoic acid | 335.4 |
| 6763176 | C11H10ClN5O2 | 2-acetyl-5-amino-4-[(3-chlorophenyl)hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[(3-chlorophenyl)hydrazono]pyrazol-3-one | 279.68 |
| 6763177 | C11H10FN5O2 | 2-acetyl-5-amino-4-[(2-fluorophenyl)hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[(2-fluorophenyl)hydrazono]pyrazol-3-one | 263.23 |
| 6763178 | C11H10FN5O2 | 2-acetyl-5-amino-4-[(4-fluorophenyl)hydrazono]pyrazol-3-one | 2-acetyl-5-amino-4-[(4-fluorophenyl)hydrazono]pyrazol-3-one | 263.23 |
| 6763179 | C11H13N5O2 | 5-amino-4-[(3-methoxyphenyl)hydrazono]-2-methyl-pyrazol-3-one | 5-amino-4-[(3-methoxyphenyl)hydrazono]-2-methyl-pyrazol-3-one | 247.25 |
| 6763180 | C10H10BrN5O | 5-amino-4-[(4-bromophenyl)hydrazono]-2-methyl-pyrazol-3-one | 5-amino-4-[(4-bromophenyl)hydrazono]-2-methyl-pyrazol-3-one | 296.12 |
| 6763181 | C11H10ClN5O3 | 2-acetyl-5-amino-4-[2-(4-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)hydrazino]-1H-pyrazol-3-one | 2-acetyl-5-amino-4-[2-(4-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)hydrazino]-1H-pyrazol-3-one | 295.68 |
| 6763182 | C18H16F3N3O4S | ethyl 2-[(5R)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylate | ethyl 2-[(5R)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylate | 427.4 |
| 6763183 | C18H16F3N3O4S | ethyl 2-[(5R)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylate | ethyl 2-[(5R)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylate | 427.4 |
| 6763184 | C16H12F3N3O4S | 2-[(5S)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylic acid | 2-[(5S)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylic acid | 399.3 |
| 6763185 | C16H12F3N3O4S | 2-[(5S)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylic acid | 2-[(5S)-5-hydroxy-3-[2-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylidene]-5-(trifluoromethyl)pyrazolidin-1-yl]thiazole-4-carboxylic acid | 399.3 |
| 6763186 | C13H8ClNOS | 6-(3H-1,3-benzothiazol-2-ylidene)-3-chloro-cyclohexa-2,4-dien-1-one | 6-(3H-1,3-benzothiazol-2-ylidene)-3-chloro-cyclohexa-2,4-dien-1-one | 261.73 |
| 6763187 | C25H17ClN2O2 | 2-chloro-6-methoxy-4-[1-(3-pyridyl)-4H-benzo[f]quinolin-3-ylidene]cyclohexa-2,5-dien-1-one | 2-chloro-6-methoxy-4-[1-(3-pyridyl)-4H-benzo[f]quinolin-3-ylidene]cyclohexa-2,5-dien-1-one | 412.9 |
| 6763188 | C20H23N3O6 | 2-(2-isopropyl-5-methyl-phenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 2-(2-isopropyl-5-methyl-phenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 401.4 |
| 6763189 | C20H23N3O6 | 2-(2-isopropyl-5-methyl-phenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 2-(2-isopropyl-5-methyl-phenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 401.4 |
| 6763190 | C16H16IN3O3 | 2-(4-iodoanilino)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 2-(4-iodoanilino)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 425.22 |
| 6763191 | C16H16IN3O3 | 2-(4-iodoanilino)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 2-(4-iodoanilino)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide | 425.22 |
| 6763192 | C26H26N4O4S | 4-[[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(4-methoxyphenyl)benzenesulfonamide | 4-[[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(4-methoxyphenyl)benzenesulfonamide | 490.6 |
| 6763193 | C26H26N4O3S | 4-[[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(m-tolyl)benzenesulfonamide | 4-[[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(m-tolyl)benzenesulfonamide | 474.6 |
| 6763194 | C21H24N5O2S+ | [[amino-[(3R)-1-benzyl-2,5-dioxo-pyrrolidin-3-yl]sulfanyl-methylene]amino]-[[4-(dimethylamino)phenyl]methylene]ammonium | [[amino-[(3R)-1-benzyl-2,5-dioxo-pyrrolidin-3-yl]sulfanyl-methylene]amino]-[[4-(dimethylamino)phenyl]methylene]ammonium | 410.5 |
| 6763195 | C21H23N5O2S | 2-[(3R)-1-benzyl-2,5-dioxo-pyrrolidin-3-yl]-3-[(Z)-[4-(dimethylamino)phenyl]methyleneamino]isothiourea | 2-[(3R)-1-benzyl-2,5-dioxo-pyrrolidin-3-yl]-3-[(Z)-[4-(dimethylamino)phenyl]methyleneamino]isothiourea | 409.5 |
| 6763196 | C24H21ClN4O4S | 4-[[1-(3-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(4-methoxyphenyl)benzenesulfonamide | 4-[[1-(3-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(4-methoxyphenyl)benzenesulfonamide | 497.0 |
| 6763197 | C23H18BrClN4O3S | N-(4-bromophenyl)-4-[[1-(3-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]benzenesulfonamide | N-(4-bromophenyl)-4-[[1-(3-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]benzenesulfonamide | 545.8 |
| 6763198 | C16H15BrN2O2S | 2-[(2-bromophenyl)methylsulfanyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 2-[(2-bromophenyl)methylsulfanyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 379.3 |
| 6763199 | C16H15BrN2O2S | 2-[(2-bromophenyl)methylsulfanyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 2-[(2-bromophenyl)methylsulfanyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide | 379.3 |
| 6763200 | C17H15Cl2N3O4 | N-(3,4-dichlorophenyl)-3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide | N-(3,4-dichlorophenyl)-3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide | 396.2 |
| 6763201 | C17H15Cl2N3O4 | N-(3,4-dichlorophenyl)-3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide | N-(3,4-dichlorophenyl)-3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide | 396.2 |
| 6763202 | C18H16F3N3O4 | 3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-N-[3-(trifluoromethyl)phenyl]propanamide | 3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-N-[3-(trifluoromethyl)phenyl]propanamide | 395.3 |
| 6763203 | C18H16F3N3O4 | 3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-N-[3-(trifluoromethyl)phenyl]propanamide | 3-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-N-[3-(trifluoromethyl)phenyl]propanamide | 395.3 |
| 6763204 | C26H23N3O4 | [2-[(Z)-[[4-(propanoylamino)benzoyl]hydrazono]methyl]phenyl] 3-phenylprop-2-enoate | [2-[(Z)-[[4-(propanoylamino)benzoyl]hydrazono]methyl]phenyl] 3-phenylprop-2-enoate | 441.5 |
| 6763205 | C21H16ClNO2 | 2-chloro-6-methoxy-4-(1-methyl-4H-benzo[f]quinolin-3-ylidene)cyclohexa-2,5-dien-1-one | 2-chloro-6-methoxy-4-(1-methyl-4H-benzo[f]quinolin-3-ylidene)cyclohexa-2,5-dien-1-one | 349.8 |
| 6763206 | C22H19N3O2 | 3-(1H-indol-3-yl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 3-(1H-indol-3-yl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 357.4 |
| 6763207 | C22H19N3O2 | 3-(1H-indol-3-yl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 3-(1H-indol-3-yl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide | 357.4 |
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.