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 6,428,451 - 6,428,500 of 6,571,471
Page 128570 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6844365 C15H12F3N3O4 2-methoxy-4-[[2-[4-nitro-2-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,5-dien-1-one 2-methoxy-4-[[2-[4-nitro-2-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,5-dien-1-one 355.27
6844366 C20H19ClN4OS 3-[3-[(4-chlorophenyl)methylsulfanyl]-4-(2-methoxyethyl)-1H-1,2,4-triazol-5-ylidene]indole 3-[3-[(4-chlorophenyl)methylsulfanyl]-4-(2-methoxyethyl)-1H-1,2,4-triazol-5-ylidene]indole 398.9
6844367 C22H21N2O3S+ 3-(3H-1,3-benzothiazol-2-ylidene)-8-(piperidin-1-ium-1-ylmethyl)chromene-2,7-dione 3-(3H-1,3-benzothiazol-2-ylidene)-8-(piperidin-1-ium-1-ylmethyl)chromene-2,7-dione 393.5
6844368 C22H24N3O3+ diethyl-[[3-(3-methyl-1H-benzimidazol-2-ylidene)-2,7-dioxo-chromen-8-yl]methyl]ammonium diethyl-[[3-(3-methyl-1H-benzimidazol-2-ylidene)-2,7-dioxo-chromen-8-yl]methyl]ammonium 378.4
6844369 C22H22N3O4+ 3-(3-methyl-1H-benzimidazol-2-ylidene)-8-(morpholin-4-ium-4-ylmethyl)chromene-2,7-dione 3-(3-methyl-1H-benzimidazol-2-ylidene)-8-(morpholin-4-ium-4-ylmethyl)chromene-2,7-dione 392.4
6844370 C23H24N3O3+ 3-(3-methyl-1H-benzimidazol-2-ylidene)-8-(piperidin-1-ium-1-ylmethyl)chromene-2,7-dione 3-(3-methyl-1H-benzimidazol-2-ylidene)-8-(piperidin-1-ium-1-ylmethyl)chromene-2,7-dione 390.5
6844371 C21H16BrN3O3 2-bromo-N-[3-[[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]phenyl]benzamide 2-bromo-N-[3-[[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]phenyl]benzamide 438.3
6844372 C14H10F3N3O3 6-[[2-[4-nitro-2-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 6-[[2-[4-nitro-2-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 325.24
6844373 C23H36N2O4 6-[1-(hydroxyamino)decylidene]-3-[2-oxo-2-(1-piperidyl)ethoxy]cyclohexa-2,4-dien-1-one 6-[1-(hydroxyamino)decylidene]-3-[2-oxo-2-(1-piperidyl)ethoxy]cyclohexa-2,4-dien-1-one 404.5
6844375 C16H11ClN2O 3-[(4-chloroanilino)methylene]quinolin-2-one 3-[(4-chloroanilino)methylene]quinolin-2-one 282.72
6844376 C19H19N3O3 N-[(1-butyl-2-oxo-indolin-3-ylidene)amino]-2-hydroxy-benzamide N-[(1-butyl-2-oxo-indolin-3-ylidene)amino]-2-hydroxy-benzamide 337.4
6844377 C24H24FN3O5S N-[2-[2-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-4-fluoro-N-(p-tolyl)benzenesulfonamide N-[2-[2-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-4-fluoro-N-(p-tolyl)benzenesulfonamide 485.5
6844378 C13H8Br2N4O5 2,4-dibromo-6-[[2-(2,4-dinitrophenyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 2,4-dibromo-6-[[2-(2,4-dinitrophenyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 460.03
6844379 C11H12N6O3 4-amino-N'-[1-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethylamino]-1,2,5-oxadiazole-3-carboxamidine 4-amino-N'-[1-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethylamino]-1,2,5-oxadiazole-3-carboxamidine 276.25
6844380 C9H10N2O3 N'-[(3-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide N'-[(3-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 194.19
6844381 C21H16ClN5O4S N-(2-chlorophenyl)-2-[2-(indol-3-ylidenemethyl)hydrazino]-5-nitro-benzenesulfonamide N-(2-chlorophenyl)-2-[2-(indol-3-ylidenemethyl)hydrazino]-5-nitro-benzenesulfonamide 469.9
6844382 C25H22N2O4 2-(4-ethoxyphenyl)-4-[(4-methoxyanilino)methylene]isoquinoline-1,3-dione 2-(4-ethoxyphenyl)-4-[(4-methoxyanilino)methylene]isoquinoline-1,3-dione 414.5
6844383 C24H18Cl2N2O3 4-[(2,4-dichloroanilino)methylene]-2-[(4-methoxyphenyl)methyl]isoquinoline-1,3-dione 4-[(2,4-dichloroanilino)methylene]-2-[(4-methoxyphenyl)methyl]isoquinoline-1,3-dione 453.3
6844384 C23H20N4O3 N'-[1-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]-3-(2-naphthyl)-1H-pyrazole-5-carbohydrazide N'-[1-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]-3-(2-naphthyl)-1H-pyrazole-5-carbohydrazide 400.4
6844385 C28H36Cl2N2O2 4-tert-butyl-6-[[[2-[(3-tert-butyl-5-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]cyclohexyl]amino]methylene]-2-chloro-cyclohexa-2,4-dien-1-one 4-tert-butyl-6-[[[2-[(3-tert-butyl-5-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]cyclohexyl]amino]methylene]-2-chloro-cyclohexa-2,4-dien-1-one 503.5
6844386 C11H7N5O4 2-amino-3-[(5-hydroxy-2-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]but-2-enedinitrile 2-amino-3-[(5-hydroxy-2-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]but-2-enedinitrile 273.20
6844387 C19H20Cl2N4O3 N-(3,5-dichlorophenyl)-2-[2-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]hydrazino]-2-oxo-acetamide N-(3,5-dichlorophenyl)-2-[2-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]hydrazino]-2-oxo-acetamide 423.3
6844388 C20H21N3O5S ethyl 2-[[2-oxo-2-[2-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]hydrazino]acetyl]amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate ethyl 2-[[2-oxo-2-[2-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]hydrazino]acetyl]amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate 415.5
6844389 C23H24N6O N-[[4-(cyclopentoxy)phenyl]methyleneamino]-8-ethyl-5H-[1,2,4]triazino[5,6-b]indol-3-amine N-[[4-(cyclopentoxy)phenyl]methyleneamino]-8-ethyl-5H-[1,2,4]triazino[5,6-b]indol-3-amine 400.5
6844390 C15H21N3O2S 1-cyclohexyl-3-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 1-cyclohexyl-3-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 307.4
6844391 C15H11BrN2O4S2 ethyl 2-[5-(5-bromo-2-oxo-indolin-3-ylidene)-4-oxo-2-thioxo-thiazolidin-3-yl]acetate ethyl 2-[5-(5-bromo-2-oxo-indolin-3-ylidene)-4-oxo-2-thioxo-thiazolidin-3-yl]acetate 427.3
6844392 C24H17I2N3O4S2 methyl 4-[[2-[[6-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]acetyl]amino]benzoate methyl 4-[[2-[[6-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]acetyl]amino]benzoate 729.4
6844393 C15H16N4O3S 2-(4,6-dimethylpyrimidin-2-yl)sulfanyl-N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(4,6-dimethylpyrimidin-2-yl)sulfanyl-N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 332.4
6844394 C25H17F3N2O3 4-[(3-acetylanilino)methylene]-2-[3-(trifluoromethyl)phenyl]isoquinoline-1,3-dione 4-[(3-acetylanilino)methylene]-2-[3-(trifluoromethyl)phenyl]isoquinoline-1,3-dione 450.4
6844395 C12H11N3OS N-[5-(phenylhydrazono)-2-thienylidene]acetamide N-[5-(phenylhydrazono)-2-thienylidene]acetamide 245.30
6844396 C21H21ClN4O3 5-[[(2-chloro-3-pyridyl)amino]methylene]-1-isopropyl-3-(2-phenylethyl)hexahydropyrimidine-2,4,6-trione 5-[[(2-chloro-3-pyridyl)amino]methylene]-1-isopropyl-3-(2-phenylethyl)hexahydropyrimidine-2,4,6-trione 412.9
6844397 C17H17N2O+ (5-anilino-2-hydroxy-penta-2,4-dienylidene)-phenyl-ammonium (5-anilino-2-hydroxy-penta-2,4-dienylidene)-phenyl-ammonium 265.33
6844398 C12H10N4O4 2,4-dioxo-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrimidine-5-carbohydrazide 2,4-dioxo-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrimidine-5-carbohydrazide 274.23
6844399 C24H18ClN5O2 N-[[1-[(4-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]-2-methyl-imidazo[1,2-a]pyridine-3-carboxamide N-[[1-[(4-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]-2-methyl-imidazo[1,2-a]pyridine-3-carboxamide 443.9
6844400 C19H17N5O4 N'-[[3-methyl-5-oxo-1-(p-tolyl)pyrazol-4-ylidene]methyl]-3-nitro-benzohydrazide N'-[[3-methyl-5-oxo-1-(p-tolyl)pyrazol-4-ylidene]methyl]-3-nitro-benzohydrazide 379.4
6844401 C18H17N3O 5-methyl-4-[(2-methylanilino)methylene]-2-phenyl-pyrazol-3-one 5-methyl-4-[(2-methylanilino)methylene]-2-phenyl-pyrazol-3-one 291.3
6844402 C23H25BrN4O5S N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[5-[3-(4-methoxy-2-methyl-phenyl)propyl]-1,3,4-oxadiazol-2-yl]sulfanyl]acetohydrazide N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[5-[3-(4-methoxy-2-methyl-phenyl)propyl]-1,3,4-oxadiazol-2-yl]sulfanyl]acetohydrazide 549.4
6844403 C26H30N4O5S N'-[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[5-[3-(4-methoxyphenyl)propyl]-1,3,4-oxadiazol-2-yl]sulfanyl]acetohydrazide N'-[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[[5-[3-(4-methoxyphenyl)propyl]-1,3,4-oxadiazol-2-yl]sulfanyl]acetohydrazide 510.6
6844404 C20H13N3O4S 6-[[[4-(3H-1,3-benzothiazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 6-[[[4-(3H-1,3-benzothiazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 391.4
6844405 C16H12ClN5O3 1-(5-chloro-2-nitro-phenyl)-2-methyl-5-(phenylhydrazono)imidazol-4-one 1-(5-chloro-2-nitro-phenyl)-2-methyl-5-(phenylhydrazono)imidazol-4-one 357.75
6844406 C21H16BrN3O N'-[(5-bromoindol-3-ylidene)methyl]-2-(1-naphthyl)acetohydrazide N'-[(5-bromoindol-3-ylidene)methyl]-2-(1-naphthyl)acetohydrazide 406.3
6844407 C20H18N6OS 5-methyl-2-phenyl-4-[[[3-(p-tolyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]pyrazol-3-one 5-methyl-2-phenyl-4-[[[3-(p-tolyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]pyrazol-3-one 390.5
6844408 C18H21N3O6S 3-[[(2,3-dihydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-N,N-diethyl-benzenesulfonamide 3-[[(2,3-dihydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-N,N-diethyl-benzenesulfonamide 407.4
6844409 C27H25I2N5O2S 2-[[5-(4-tert-butylphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-tert-butylphenyl)-4-phenyl-1,2,4-triazol-3-yl]sulfanyl]-N'-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 737.4
6844410 C18H20N2O3 2-(4-methoxyphenyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)propyl]acetohydrazide 2-(4-methoxyphenyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)propyl]acetohydrazide 312.4
6844411 C20H16Cl2N6OS N-[[5-cyclopropyl-4-[(3,4-dichlorophenyl)hydrazono]pyrazol-3-yl]carbamothioyl]benzamide N-[[5-cyclopropyl-4-[(3,4-dichlorophenyl)hydrazono]pyrazol-3-yl]carbamothioyl]benzamide 459.4
6844412 C24H25N5O2S N-cyclopentyl-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide N-cyclopentyl-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide 447.6
6844413 C21H25N5O3S2 1-[3-(dimethylsulfamoyl)phenyl]-3-[(1-isobutyl-2-oxo-indolin-3-ylidene)amino]thiourea 1-[3-(dimethylsulfamoyl)phenyl]-3-[(1-isobutyl-2-oxo-indolin-3-ylidene)amino]thiourea 459.6
6844414 C19H16N4O5 N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(8-quinolyloxy)propanehydrazide N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(8-quinolyloxy)propanehydrazide 380.4
6844415 C18H20F3N3O 3-(diethylamino)-6-[[2-[2-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 3-(diethylamino)-6-[[2-[2-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 351.4

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.