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 6,336,951 - 6,337,000 of 6,571,471
Page 126740 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6750280 C16H15BrClNO2 2-bromo-4-chloro-6-[(4-methoxyanilino)methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 2-bromo-4-chloro-6-[(4-methoxyanilino)methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 368.7
6750281 C24H23N3O3 N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-isoindolin-2-yl-benzohydrazide N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-isoindolin-2-yl-benzohydrazide 401.5
6750282 C24H23N3O3 N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-isoindolin-2-yl-benzohydrazide N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-isoindolin-2-yl-benzohydrazide 401.5
6750283 C15H11BrCl2N2O3 N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3,4-dichloro-benzohydrazide N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3,4-dichloro-benzohydrazide 418.1
6750284 C15H11BrCl2N2O3 N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3,4-dichloro-benzohydrazide N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3,4-dichloro-benzohydrazide 418.1
6750285 C17H14N4O2 N'-[(5-acetylindol-3-ylidene)methyl]pyridine-4-carbohydrazide N'-[(5-acetylindol-3-ylidene)methyl]pyridine-4-carbohydrazide 306.32
6750286 C17H14N4O2 N'-[(5-acetylindol-3-ylidene)methyl]pyridine-4-carbohydrazide N'-[(5-acetylindol-3-ylidene)methyl]pyridine-4-carbohydrazide 306.32
6750287 C22H23N5O2 (E)-N-(1,3-benzodioxol-5-ylmethyleneamino)-1-phenyl-1-(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-yl)methanimine (E)-N-(1,3-benzodioxol-5-ylmethyleneamino)-1-phenyl-1-(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-yl)methanimine 389.4
6750288 C22H15BrN4O3 6-[[[3-(4-bromophenyl)-1-phenyl-pyrazol-5-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[3-(4-bromophenyl)-1-phenyl-pyrazol-5-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 463.3
6750289 C23H23FN2O2 4-[(3R,3aR)-3-(3-fluorophenyl)-8-methoxy-3,3a,4,5-tetrahydrobenzo[g]indazol-2-yl]pent-3-en-2-one 4-[(3R,3aR)-3-(3-fluorophenyl)-8-methoxy-3,3a,4,5-tetrahydrobenzo[g]indazol-2-yl]pent-3-en-2-one 378.4
6750290 C22H25N5O2 4-methoxy-6-[[2-[phenyl(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-yl)methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-methoxy-6-[[2-[phenyl(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-yl)methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 391.5
6750291 C22H25N5O2 4-methoxy-6-[[(2E)-2-[phenyl(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-yl)methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-methoxy-6-[[(2E)-2-[phenyl(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-yl)methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 391.5
6750292 C18H16ClN3O2S 3-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-methyl-5,6,7,8-tetrahydrobenzothiopheno[2,3-d]pyrimidin-4-one 3-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-methyl-5,6,7,8-tetrahydrobenzothiopheno[2,3-d]pyrimidin-4-one 373.9
6750293 C18H16ClN3O2S 3-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-methyl-5,6,7,8-tetrahydrobenzothiopheno[2,3-d]pyrimidin-4-one 3-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-methyl-5,6,7,8-tetrahydrobenzothiopheno[2,3-d]pyrimidin-4-one 373.9
6750294 C18H14IN7O3 2-[2-(4-amino-1,2,5-oxadiazol-3-yl)benzimidazol-1-yl]-N'-[(3-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[2-(4-amino-1,2,5-oxadiazol-3-yl)benzimidazol-1-yl]-N'-[(3-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 503.3
6750295 C18H14IN7O3 2-[2-(4-amino-1,2,5-oxadiazol-3-yl)benzimidazol-1-yl]-N'-[(3-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[2-(4-amino-1,2,5-oxadiazol-3-yl)benzimidazol-1-yl]-N'-[(3-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 503.3
6750296 C20H15BrN4O2S N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-methyl-1-phenyl-thieno[3,2-d]pyrazole-5-carbohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-methyl-1-phenyl-thieno[3,2-d]pyrazole-5-carbohydrazide 455.3
6750297 C20H15BrN4O2S N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-methyl-1-phenyl-thieno[3,2-d]pyrazole-5-carbohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-methyl-1-phenyl-thieno[3,2-d]pyrazole-5-carbohydrazide 455.3
6750298 C22H20N2O5S ethyl 2-[(6-nitro-2-oxo-1-naphthylidene)methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate ethyl 2-[(6-nitro-2-oxo-1-naphthylidene)methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate 424.5
6750299 C19H15N3O6 N-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)phenyl]-3-nitro-benzamide N-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)phenyl]-3-nitro-benzamide 381.3
6750300 C19H15N3O6 N-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)phenyl]-3-nitro-benzamide N-[4-(2-cyano-3-ethoxy-3-hydroxy-prop-2-enoyl)phenyl]-3-nitro-benzamide 381.3
6750301 C20H15N3O3S 5-(1H-indol-3-ylmethylene)-1-(4-methoxyphenyl)-2-thioxo-hexahydropyrimidine-4,6-dione 5-(1H-indol-3-ylmethylene)-1-(4-methoxyphenyl)-2-thioxo-hexahydropyrimidine-4,6-dione 377.4
6750302 C20H15N3O2S 1-benzyl-5-(1H-indol-3-ylmethylene)-2-thioxo-hexahydropyrimidine-4,6-dione 1-benzyl-5-(1H-indol-3-ylmethylene)-2-thioxo-hexahydropyrimidine-4,6-dione 361.4
6750303 C24H14N2O4 4-(2-furyl)-5-(3-furyl)-2-[(2-oxo-1-naphthylidene)methylamino]furan-3-carbonitrile 4-(2-furyl)-5-(3-furyl)-2-[(2-oxo-1-naphthylidene)methylamino]furan-3-carbonitrile 394.4
6750304 C24H20N2O2 (2S,3E)-3-hydrazinylidene-2-(1-hydroxy-3,3-diphenyl-prop-1-enyl)indan-1-one (2S,3E)-3-hydrazinylidene-2-(1-hydroxy-3,3-diphenyl-prop-1-enyl)indan-1-one 368.4
6750305 C24H21N3O2S2 2-[[6-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]-N-(2-phenylethyl)acetamide 2-[[6-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]-N-(2-phenylethyl)acetamide 447.6
6750306 C17H14IN3O 3-iodo-N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide 3-iodo-N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide 403.22
6750307 C17H14IN3O 3-iodo-N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide 3-iodo-N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide 403.22
6750308 C15H10BrN3O3 5-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2,3-dihydrophthalazine-1,4-dione 5-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2,3-dihydrophthalazine-1,4-dione 360.16
6750309 C20H17Br2N3O3S2 2,4-dibromo-6-[[[2-(2-morpholino-2-oxo-ethyl)sulfanyl-1,3-benzothiazol-6-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2,4-dibromo-6-[[[2-(2-morpholino-2-oxo-ethyl)sulfanyl-1,3-benzothiazol-6-yl]amino]methylene]cyclohexa-2,4-dien-1-one 571.3
6750310 C13H12BrN3O2 4-[[(2-amino-5-bromo-3-pyridyl)amino]methylene]-2-methoxy-cyclohexa-2,5-dien-1-one 4-[[(2-amino-5-bromo-3-pyridyl)amino]methylene]-2-methoxy-cyclohexa-2,5-dien-1-one 322.16
6750311 C18H19N3O3 N'-[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pyridine-4-carbohydrazide N'-[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pyridine-4-carbohydrazide 325.4
6750312 C18H19N3O3 N'-[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pyridine-4-carbohydrazide N'-[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pyridine-4-carbohydrazide 325.4
6750313 C18H12F4N4O3 4-[[(4-fluorophenyl)methylamino]methylene]-2-(4-nitrophenyl)-5-(trifluoromethyl)pyrazol-3-one 4-[[(4-fluorophenyl)methylamino]methylene]-2-(4-nitrophenyl)-5-(trifluoromethyl)pyrazol-3-one 408.3
6750314 C21H25BrN2O (1S,12R)-N-[(Z)-(2-bromophenyl)methyleneamino]bicyclo[10.1.0]trideca-4,8-diene-13-carboxamide (1S,12R)-N-[(Z)-(2-bromophenyl)methyleneamino]bicyclo[10.1.0]trideca-4,8-diene-13-carboxamide 401.3
6750315 C15H10BrN5O3S 2-bromo-4-nitro-6-[[(3-phenyl-5-thioxo-1H-1,2,4-triazol-4-yl)amino]methylene]cyclohexa-2,4-dien-1-one 2-bromo-4-nitro-6-[[(3-phenyl-5-thioxo-1H-1,2,4-triazol-4-yl)amino]methylene]cyclohexa-2,4-dien-1-one 420.2
6750316 C15H10BrN5O3S 2-bromo-4-nitro-6-[[(3-phenyl-5-thioxo-1H-1,2,4-triazol-4-yl)amino]methylene]cyclohexa-2,4-dien-1-one 2-bromo-4-nitro-6-[[(3-phenyl-5-thioxo-1H-1,2,4-triazol-4-yl)amino]methylene]cyclohexa-2,4-dien-1-one 420.2
6750317 C23H20N2O2 6-[[3-(5,7-dimethyl-1,3-benzoxazol-2-yl)anilino]methylene]-2-methyl-cyclohexa-2,4-dien-1-one 6-[[3-(5,7-dimethyl-1,3-benzoxazol-2-yl)anilino]methylene]-2-methyl-cyclohexa-2,4-dien-1-one 356.4
6750318 C25H23N3O3S2 2-[[6-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]-N-(2-phenylethyl)acetamide 2-[[6-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]-N-(2-phenylethyl)acetamide 477.6
6750319 C21H21N7O3 N5-[(2,4-dimethoxyphenyl)methyleneamino]-N6-(2,3-dimethylphenyl)-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine N5-[(2,4-dimethoxyphenyl)methyleneamino]-N6-(2,3-dimethylphenyl)-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine 419.4
6750320 C15H10Cl2N2OS2 2,4-dichloro-6-[[(2-methylsulfanyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 2,4-dichloro-6-[[(2-methylsulfanyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 369.3
6750321 C24H18BrN3O3S2 N-(4-acetylphenyl)-2-[[6-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]acetamide N-(4-acetylphenyl)-2-[[6-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]acetamide 540.5
6750322 C17H15N7OS N6-(2,3-dimethylphenyl)-N5-(2-thienylmethyleneamino)-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine N6-(2,3-dimethylphenyl)-N5-(2-thienylmethyleneamino)-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine 365.4
6750323 C26H25N3O4S2 N-[2-(3,4-dimethoxyphenyl)ethyl]-2-[[6-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]acetamide N-[2-(3,4-dimethoxyphenyl)ethyl]-2-[[6-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]acetamide 507.6
6750324 C18H17IN6O3 N'-[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(5-phenyltetrazol-2-yl)acetohydrazide N'-[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(5-phenyltetrazol-2-yl)acetohydrazide 492.3
6750325 C18H17IN6O3 N'-[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(5-phenyltetrazol-2-yl)acetohydrazide N'-[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(5-phenyltetrazol-2-yl)acetohydrazide 492.3
6750326 C17H15N3O2S2 2-(1,3-benzothiazol-2-ylsulfanyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]acetohydrazide 2-(1,3-benzothiazol-2-ylsulfanyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]acetohydrazide 357.5
6750327 C20H16BrN7O3 N5-[(6-bromo-1,3-benzodioxol-5-yl)methyleneamino]-N6-(2,3-dimethylphenyl)-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine N5-[(6-bromo-1,3-benzodioxol-5-yl)methyleneamino]-N6-(2,3-dimethylphenyl)-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine 482.3
6750328 C24H18N4OS (7S)-5-amino-7-(m-tolyl)-2-(m-tolylmethylene)-3-oxo-7H-thiazolo[3,2-a]pyridine-6,8-dicarbonitrile (7S)-5-amino-7-(m-tolyl)-2-(m-tolylmethylene)-3-oxo-7H-thiazolo[3,2-a]pyridine-6,8-dicarbonitrile 410.5
6750329 C18H19N4O3S2+ [amino-[(3R)-1-(4-methoxyphenyl)-2,5-dioxo-pyrrolidin-3-yl]sulfanyl-methylene]-[1-(2-thienyl)ethylideneamino]ammonium [amino-[(3R)-1-(4-methoxyphenyl)-2,5-dioxo-pyrrolidin-3-yl]sulfanyl-methylene]-[1-(2-thienyl)ethylideneamino]ammonium 403.5

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.