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 6,381,751 - 6,381,800 of 6,571,471
Page 127636 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6796346 C19H20N4O6 N1',N5'-bis[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pentanedihydrazide N1',N5'-bis[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]pentanedihydrazide 400.4
6796347 C21H28N3O2+ 6-[[[4-[(2,4-dimethylphenyl)methyl]piperazin-4-ium-1-yl]amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 6-[[[4-[(2,4-dimethylphenyl)methyl]piperazin-4-ium-1-yl]amino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 354.5
6796348 C23H22N6O2 2-amino-N-cyclopentyl-1-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]pyrrolo[3,2-b]quinoxaline-3-carboxamide 2-amino-N-cyclopentyl-1-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]pyrrolo[3,2-b]quinoxaline-3-carboxamide 414.5
6796349 C21H19N3O5 N-[4-[4-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-methyl-3-oxo-1H-pyrazole-2-carbonyl]phenyl]acetamide N-[4-[4-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-methyl-3-oxo-1H-pyrazole-2-carbonyl]phenyl]acetamide 393.4
6796350 C28H26N6O3 2-amino-N-(2,5-dimethylphenyl)-1-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]pyrrolo[3,2-b]quinoxaline-3-carboxamide 2-amino-N-(2,5-dimethylphenyl)-1-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]pyrrolo[3,2-b]quinoxaline-3-carboxamide 494.5
6796351 C28H18Cl2N2O4 (2,5-dichlorophenyl) 4-[[3-(6-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]iminomethyl]benzoate (2,5-dichlorophenyl) 4-[[3-(6-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]iminomethyl]benzoate 517.4
6796352 C19H12F6N8O6 4-nitro-6-[[2-[4-(4-nitroanilino)-6-[2,2,2-trifluoro-1-(trifluoromethyl)ethoxy]-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-nitro-6-[[2-[4-(4-nitroanilino)-6-[2,2,2-trifluoro-1-(trifluoromethyl)ethoxy]-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 562.3
6796353 C22H19N3O4 1-(4-ethoxyphenyl)-5-[(2-methyl-1H-indol-3-yl)methylene]hexahydropyrimidine-2,4,6-trione 1-(4-ethoxyphenyl)-5-[(2-methyl-1H-indol-3-yl)methylene]hexahydropyrimidine-2,4,6-trione 389.4
6796354 C15H17N3O2 methyl 2,4-dimethyl-5-[(2-phenylhydrazino)methylene]pyrrole-3-carboxylate methyl 2,4-dimethyl-5-[(2-phenylhydrazino)methylene]pyrrole-3-carboxylate 271.31
6796355 C18H19N3O4 N-[2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-2-methyl-benzamide N-[2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-2-methyl-benzamide 341.4
6796356 C14H17N3O 4-[(isopropylamino)methylene]-5-methyl-2-phenyl-pyrazol-3-one 4-[(isopropylamino)methylene]-5-methyl-2-phenyl-pyrazol-3-one 243.30
6796357 C13H17N3O2 N-cyclohexyl-6-(nitrosomethylene)-1H-pyridine-3-carboxamide N-cyclohexyl-6-(nitrosomethylene)-1H-pyridine-3-carboxamide 247.29
6796358 C15H13BrClN3O3 N'-[(2-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-chloro-pyridine-3-carbohydrazide N'-[(2-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-chloro-pyridine-3-carbohydrazide 398.64
6796359 C17H16N4O6 N-(3-methoxyphenyl)-3-[2-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide N-(3-methoxyphenyl)-3-[2-[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide 372.3
6796360 C21H16Cl2FN2OS+ (E)-1-(3,4-dichlorophenyl)-3-(2-fluoroanilino)-2-(3-methylpyridin-1-ium-1-yl)-3-sulfanyl-prop-2-en-1-one (E)-1-(3,4-dichlorophenyl)-3-(2-fluoroanilino)-2-(3-methylpyridin-1-ium-1-yl)-3-sulfanyl-prop-2-en-1-one 434.3
6796361 C20H14FN3O3 [3-cyano-3-(1,3-dihydrobenzimidazol-2-ylidene)-2-oxo-propyl] 3-(4-fluorophenyl)prop-2-enoate [3-cyano-3-(1,3-dihydrobenzimidazol-2-ylidene)-2-oxo-propyl] 3-(4-fluorophenyl)prop-2-enoate 363.3
6796362 C17H12BrF3N4O2 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-(trifluoromethyl)benzimidazol-1-yl]acetohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-(trifluoromethyl)benzimidazol-1-yl]acetohydrazide 441.2
6796363 C12H10N6O2 2-hydroxy-4-[[2-(7H-purin-6-yl)hydrazino]methylene]cyclohexa-2,5-dien-1-one 2-hydroxy-4-[[2-(7H-purin-6-yl)hydrazino]methylene]cyclohexa-2,5-dien-1-one 270.25
6796364 C23H23N3O4 N-[2-oxo-2-[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]ethyl]-4-propoxy-benzamide N-[2-oxo-2-[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]ethyl]-4-propoxy-benzamide 405.4
6796365 C24H17ClN4O3 N-[3-[[3-[(2-chlorophenyl)hydrazono]-6-oxo-cyclohexa-1,4-dien-1-yl]methyleneamino]phenyl]furan-2-carboxamide N-[3-[[3-[(2-chlorophenyl)hydrazono]-6-oxo-cyclohexa-1,4-dien-1-yl]methyleneamino]phenyl]furan-2-carboxamide 444.9
6796366 C10H14N4O4 2-[(2,4-dimethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1-hydroxy-guanidine 2-[(2,4-dimethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1-hydroxy-guanidine 254.24
6796367 C25H26N2O4 N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-[(2-isopropyl-5-methyl-phenoxy)methyl]benzohydrazide N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-[(2-isopropyl-5-methyl-phenoxy)methyl]benzohydrazide 418.5
6796368 C25H21N3O4 2-(4-benzyloxyphenoxy)-N'-[(2-oxo-3-quinolylidene)methyl]acetohydrazide 2-(4-benzyloxyphenoxy)-N'-[(2-oxo-3-quinolylidene)methyl]acetohydrazide 427.5
6796369 C14H11ClN2O4 6-[(2-chloro-5-nitro-anilino)methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 6-[(2-chloro-5-nitro-anilino)methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 306.70
6796370 C28H21ClN4O3S [3-(1,3-benzothiazol-2-ylhydrazono)-9,11,11-trimethyl-2-oxo-1-azatricyclo[6.3.1.04,12]dodeca-4,6,8(12),9-tetraen-6-yl] 2-chlorobenzoate [3-(1,3-benzothiazol-2-ylhydrazono)-9,11,11-trimethyl-2-oxo-1-azatricyclo[6.3.1.04,12]dodeca-4,6,8(12),9-tetraen-6-yl] 2-chlorobenzoate 529.0
6796371 C25H17ClN2O2 1-[[3-(5-chloro-1,3-benzoxazol-2-yl)-2-methyl-anilino]methylene]naphthalen-2-one 1-[[3-(5-chloro-1,3-benzoxazol-2-yl)-2-methyl-anilino]methylene]naphthalen-2-one 412.9
6796372 C20H20N4O4 4-[(2,4-dimethyl-6-nitro-anilino)methylene]-2-(4-methoxyphenyl)-5-methyl-pyrazol-3-one 4-[(2,4-dimethyl-6-nitro-anilino)methylene]-2-(4-methoxyphenyl)-5-methyl-pyrazol-3-one 380.4
6796373 C7H6ClNO2 4-chloro-6-[(hydroxyamino)methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[(hydroxyamino)methylene]cyclohexa-2,4-dien-1-one 171.58
6796374 C18H19N3O5 N'-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2,3,6-trimethylphenoxy)acetohydrazide N'-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2,3,6-trimethylphenoxy)acetohydrazide 357.4
6796375 C20H12Cl2N2O2 6-[[[2-(2,4-dichlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 6-[[[2-(2,4-dichlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 383.2
6796376 C24H19N5O2S 2-(1,3-benzothiazol-2-yl)-5-(4-methoxyphenyl)-4-[(2-pyridylmethylamino)methylene]pyrazol-3-one 2-(1,3-benzothiazol-2-yl)-5-(4-methoxyphenyl)-4-[(2-pyridylmethylamino)methylene]pyrazol-3-one 441.5
6796377 C26H27F2N2O2S+ (E)-3-(benzylamino)-2-(4-tert-butylpyridin-1-ium-1-yl)-1-[4-(difluoromethoxy)phenyl]-3-sulfanyl-prop-2-en-1-one (E)-3-(benzylamino)-2-(4-tert-butylpyridin-1-ium-1-yl)-1-[4-(difluoromethoxy)phenyl]-3-sulfanyl-prop-2-en-1-one 469.6
6796378 C24H21BrN4OS 1-[[5-bromo-1-(o-tolylmethyl)-2-oxo-indolin-3-ylidene]amino]-3-(p-tolyl)thiourea 1-[[5-bromo-1-(o-tolylmethyl)-2-oxo-indolin-3-ylidene]amino]-3-(p-tolyl)thiourea 493.4
6796379 C24H21BrN4O2S 1-[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]-3-(3-methoxyphenyl)thiourea 1-[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]-3-(3-methoxyphenyl)thiourea 509.4
6796380 C26H23BrN4O3S ethyl 4-[[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]carbamothioylamino]benzoate ethyl 4-[[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]carbamothioylamino]benzoate 551.5
6796381 C25H23BrN4OS 1-[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]-3-(2-ethylphenyl)thiourea 1-[[5-bromo-2-oxo-1-(p-tolylmethyl)indolin-3-ylidene]amino]-3-(2-ethylphenyl)thiourea 507.4
6796382 C19H15ClN4O4 2-chloro-N'-[[1-(o-tolyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]benzohydrazide 2-chloro-N'-[[1-(o-tolyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]benzohydrazide 398.8
6796383 C25H22N6O3S 2-amino-1-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-N-(2-thienylmethyl)pyrrolo[3,2-b]quinoxaline-3-carboxamide 2-amino-1-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-N-(2-thienylmethyl)pyrrolo[3,2-b]quinoxaline-3-carboxamide 486.5
6796384 C17H17N9O2 1-(4-amino-1,2,5-oxadiazol-3-yl)-N'-(indol-3-ylidenemethyl)-5-isopropyl-triazole-4-carbohydrazide 1-(4-amino-1,2,5-oxadiazol-3-yl)-N'-(indol-3-ylidenemethyl)-5-isopropyl-triazole-4-carbohydrazide 379.4
6796385 C23H24N4O3 1-[2-(cyclohexen-1-yl)ethyl]-5-[[2-(1-naphthyl)hydrazino]methylene]hexahydropyrimidine-2,4,6-trione 1-[2-(cyclohexen-1-yl)ethyl]-5-[[2-(1-naphthyl)hydrazino]methylene]hexahydropyrimidine-2,4,6-trione 404.5
6796386 C26H20ClN3O3S2 2-(1,3-benzothiazol-2-yl)-5-[(4-chlorophenyl)sulfanylmethyl]-4-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazol-3-one 2-(1,3-benzothiazol-2-yl)-5-[(4-chlorophenyl)sulfanylmethyl]-4-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazol-3-one 522.0
6796387 C21H11NO5S 3-[4-(2-oxochromen-3-yl)-3H-thiazol-2-ylidene]chromene-2,7-dione 3-[4-(2-oxochromen-3-yl)-3H-thiazol-2-ylidene]chromene-2,7-dione 389.4
6796388 C10H8ClN3OS 4-chloro-5-[(2-phenylhydrazino)methylene]thiazol-2-one 4-chloro-5-[(2-phenylhydrazino)methylene]thiazol-2-one 253.71
6796389 C22H13BrClNO3 3-[3-[(5-bromo-3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]chromen-2-one 3-[3-[(5-bromo-3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]chromen-2-one 454.7
6796390 C14H11BrN4O2S 2-(4-bromophenyl)-4-[[(5-ethyl-1,3,4-thiadiazol-2-yl)amino]methylene]oxazol-5-one 2-(4-bromophenyl)-4-[[(5-ethyl-1,3,4-thiadiazol-2-yl)amino]methylene]oxazol-5-one 379.23
6796391 C16H10F3N3O5 2,3-dihydroxy-4-[4-(4-nitrophenyl)-5-(trifluoromethyl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 2,3-dihydroxy-4-[4-(4-nitrophenyl)-5-(trifluoromethyl)-1,2-dihydropyrazol-3-ylidene]cyclohexa-2,5-dien-1-one 381.26
6796392 C20H19N5O4S 1-[1-[1-(4-methoxyphenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]ethylamino]-3-phenyl-thiourea 1-[1-[1-(4-methoxyphenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]ethylamino]-3-phenyl-thiourea 425.5
6796393 C23H19ClN4OS 3-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]-2-[(4-chlorophenyl)methyl]isothiourea 3-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]-2-[(4-chlorophenyl)methyl]isothiourea 434.9
6796394 C24H22N4OS 3-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]-2-(p-tolylmethyl)isothiourea 3-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]-2-(p-tolylmethyl)isothiourea 414.5
6796395 C23H20N4OS 2-benzyl-3-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]isothiourea 2-benzyl-3-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]isothiourea 400.5

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.