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 6,396,051 - 6,396,100 of 6,571,471
Page 127922 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6811034 C23H20N2O3 2-methoxy-6-[[2-methyl-3-(5-methyl-1,3-benzoxazol-2-yl)anilino]methylene]cyclohexa-2,4-dien-1-one 2-methoxy-6-[[2-methyl-3-(5-methyl-1,3-benzoxazol-2-yl)anilino]methylene]cyclohexa-2,4-dien-1-one 372.4
6811035 C32H24N2O2 6-[[4-[4-[4-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]phenyl]anilino]methylene]cyclohexa-2,4-dien-1-one 6-[[4-[4-[4-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]phenyl]anilino]methylene]cyclohexa-2,4-dien-1-one 468.5
6811036 C15H17N5O5S 1-(2-morpholinosulfonyl-4-nitro-phenyl)-2-(pyrrol-2-ylidenemethyl)hydrazine 1-(2-morpholinosulfonyl-4-nitro-phenyl)-2-(pyrrol-2-ylidenemethyl)hydrazine 379.4
6811037 C10H11Cl2N3O3 N-[amino-(hydroxyamino)methylene]-2-(2,6-dichlorophenyl)-2-methoxy-acetamide N-[amino-(hydroxyamino)methylene]-2-(2,6-dichlorophenyl)-2-methoxy-acetamide 292.12
6811038 C25H26ClNO3 methyl 4-[[3-(1-adamantyl)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methylamino]-2-chloro-benzoate methyl 4-[[3-(1-adamantyl)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methylamino]-2-chloro-benzoate 423.9
6811039 C25H31N3O4 N-[1-[[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]-4-methyl-benzamide N-[1-[[(3-allyl-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]-4-methyl-benzamide 437.5
6811040 C22H26CoN4O6 cobalt;4-methyl-6-[1-[4-[1-(3-methyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethylamino]butylamino]ethylidene]-2-nitro-cyclohexa-2,4-dien-1-one cobalt;4-methyl-6-[1-[4-[1-(3-methyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethylamino]butylamino]ethylidene]-2-nitro-cyclohexa-2,4-dien-1-one 501.4
6811041 C22H26N4O6 4-methyl-6-[1-[4-[1-(3-methyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethylamino]butylamino]ethylidene]-2-nitro-cyclohexa-2,4-dien-1-one 4-methyl-6-[1-[4-[1-(3-methyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethylamino]butylamino]ethylidene]-2-nitro-cyclohexa-2,4-dien-1-one 442.5
6811042 C18H22N3O3+ 3-[hydroxy-(4-methylpiperazin-4-ium-1-yl)methylene]-1-azatricyclo[7.3.1.05,13]trideca-5,7,9(13)-triene-2,4-dione 3-[hydroxy-(4-methylpiperazin-4-ium-1-yl)methylene]-1-azatricyclo[7.3.1.05,13]trideca-5,7,9(13)-triene-2,4-dione 328.4
6811043 C8H9N5O3 1-nitro-2-[(4-oxocyclohexa-2,5-dien-1-ylidene)methylamino]guanidine 1-nitro-2-[(4-oxocyclohexa-2,5-dien-1-ylidene)methylamino]guanidine 223.19
6811044 C22H21N3O5S N-(2,4-dimethylphenyl)-3-[[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]benzenesulfonamide N-(2,4-dimethylphenyl)-3-[[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]benzenesulfonamide 439.5
6811046 C31H20Br3N3O2 6-bromo-3-[1-(2-bromobenzoyl)-5-(4-bromophenyl)pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 6-bromo-3-[1-(2-bromobenzoyl)-5-(4-bromophenyl)pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 706.2
6811047 C14H9BrClN3O2 5-[(3-bromo-5-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-dihydrobenzimidazol-2-one 5-[(3-bromo-5-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-dihydrobenzimidazol-2-one 366.60
6811048 C14H12Cl3N3O2 2-ethoxy-6-[[2-(3,5,6-trichloro-2-pyridyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 2-ethoxy-6-[[2-(3,5,6-trichloro-2-pyridyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 360.6
6811049 C26H26F2N3O5S2+ (Z)-1-[4-(difluoromethoxy)phenyl]-2-(3-methylpyridin-1-ium-1-yl)-3-(4-morpholinosulfonylanilino)-3-sulfanyl-prop-2-en-1-one (Z)-1-[4-(difluoromethoxy)phenyl]-2-(3-methylpyridin-1-ium-1-yl)-3-(4-morpholinosulfonylanilino)-3-sulfanyl-prop-2-en-1-one 562.6
6811050 C21H21I2N7O2 2,4-diiodo-6-[[2-[4-(4-methylanilino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 2,4-diiodo-6-[[2-[4-(4-methylanilino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 657.2
6811051 C19H15FN2O3 2-(2-fluorophenoxy)-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide 2-(2-fluorophenoxy)-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide 338.3
6811052 C24H20BrN3O3S2 2-[[6-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]-N-(2-phenoxyethyl)acetamide 2-[[6-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-1,3-benzothiazol-2-yl]sulfanyl]-N-(2-phenoxyethyl)acetamide 542.5
6811053 C14H11BrN2O3 3-[(4-bromophenyl)hydrazono]-5-methoxy-6-oxo-cyclohexa-1,4-diene-1-carbaldehyde 3-[(4-bromophenyl)hydrazono]-5-methoxy-6-oxo-cyclohexa-1,4-diene-1-carbaldehyde 335.15
6811054 C18H19N3O6S N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-morpholinosulfonyl-benzohydrazide N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-morpholinosulfonyl-benzohydrazide 405.4
6811055 C19H18N2O3 3-[1-(4-hydroxy-3-methyl-anilino)ethylidene]-1-methyl-quinoline-2,4-dione 3-[1-(4-hydroxy-3-methyl-anilino)ethylidene]-1-methyl-quinoline-2,4-dione 322.4
6811056 C20H14BrN5O3S 3-[2-[1-[4-(4-bromophenyl)thiazol-2-yl]-3-methyl-5-oxo-pyrazol-4-ylidene]hydrazino]benzoic acid 3-[2-[1-[4-(4-bromophenyl)thiazol-2-yl]-3-methyl-5-oxo-pyrazol-4-ylidene]hydrazino]benzoic acid 484.3
6811057 C22H19FN4O2 1-(4-fluorophenyl)-2,5-dimethyl-N-[(1-methyl-2-oxo-indolin-3-ylidene)amino]pyrrole-3-carboxamide 1-(4-fluorophenyl)-2,5-dimethyl-N-[(1-methyl-2-oxo-indolin-3-ylidene)amino]pyrrole-3-carboxamide 390.4
6811058 C17H12ClN5O4 N'-[[1-(3-chlorophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]pyridine-3-carbohydrazide N'-[[1-(3-chlorophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]pyridine-3-carbohydrazide 385.8
6811059 C15H11N5O2 1-(benzimidazol-2-ylidene)-N-[(4-nitrophenyl)methyleneamino]methanamine 1-(benzimidazol-2-ylidene)-N-[(4-nitrophenyl)methyleneamino]methanamine 293.28
6811060 C17H18N2O3 4-ethoxy-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]benzohydrazide 4-ethoxy-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]benzohydrazide 298.34
6811061 C25H18N2O2 1-[[3-(1,3-benzoxazol-2-yl)-2-methyl-anilino]methylene]naphthalen-2-one 1-[[3-(1,3-benzoxazol-2-yl)-2-methyl-anilino]methylene]naphthalen-2-one 378.4
6811062 C22H17ClN2O3 4-chloro-6-[[[2-(4-ethoxyphenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[[2-(4-ethoxyphenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 392.8
6811063 C25H26O5 6-hexyl-7-hydroxy-3-[3-(4-methoxyphenyl)prop-2-enoyl]chromen-2-one 6-hexyl-7-hydroxy-3-[3-(4-methoxyphenyl)prop-2-enoyl]chromen-2-one 406.5
6811064 C21H19N5O2S 4-[(2-methoxyphenyl)hydrazono]-5-methyl-2-[4-(p-tolyl)thiazol-2-yl]pyrazol-3-one 4-[(2-methoxyphenyl)hydrazono]-5-methyl-2-[4-(p-tolyl)thiazol-2-yl]pyrazol-3-one 405.5
6811065 C30H30N6O12PtS2+2 2-azanidylethylazanide;bis(4-[2-(3-methyl-4-oxo-5-oxoniocarbonyl-cyclohexa-2,5-dien-1-ylidene)hydrazino]benzenesulfonate);platinum(4+) 2-azanidylethylazanide;bis(4-[2-(3-methyl-4-oxo-5-oxoniocarbonyl-cyclohexa-2,5-dien-1-ylidene)hydrazino]benzenesulfonate);platinum(4+) 925.8
6811066 C24H19N5O5 3-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-[(1-phenylethylideneamino)oxymethyl]quinazolin-4-one 3-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-[(1-phenylethylideneamino)oxymethyl]quinazolin-4-one 457.4
6811067 C22H23ClN4OS 1-[[1-[(2-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]-3-cyclohexyl-thiourea 1-[[1-[(2-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]-3-cyclohexyl-thiourea 427.0
6811068 C19H15ClN4O6S N-(2-chlorophenyl)-2-[2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-5-nitro-benzenesulfonamide N-(2-chlorophenyl)-2-[2-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-5-nitro-benzenesulfonamide 462.9
6811069 C25H26N2O2 2-(4-tert-butylphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]cyclopropanecarbohydrazide 2-(4-tert-butylphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]cyclopropanecarbohydrazide 386.5
6811070 C14H15N3O3 4,5-bis(hydroxymethyl)-2-methyl-6-(phenylhydrazono)pyridin-3-one 4,5-bis(hydroxymethyl)-2-methyl-6-(phenylhydrazono)pyridin-3-one 273.29
6811071 C11H7N3O3S 3-(5-amino-3H-1,3,4-thiadiazol-2-ylidene)chromene-2,7-dione 3-(5-amino-3H-1,3,4-thiadiazol-2-ylidene)chromene-2,7-dione 261.26
6811072 C24H27FN2O3 2-(2-fluorophenyl)-4-[(4-octoxyanilino)methylene]oxazol-5-one 2-(2-fluorophenyl)-4-[(4-octoxyanilino)methylene]oxazol-5-one 410.5
6811073 C22H23N5O2 1-ethyl-N-[(1-isopropyl-2-oxo-indolin-3-ylidene)amino]-2-methyl-benzimidazole-5-carboxamide 1-ethyl-N-[(1-isopropyl-2-oxo-indolin-3-ylidene)amino]-2-methyl-benzimidazole-5-carboxamide 389.4
6811074 C16H9N3O7 4-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(2-nitrophenyl)-2H-isoxazol-5-one 4-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(2-nitrophenyl)-2H-isoxazol-5-one 355.26
6811075 C25H22N4O4 3-benzyl-N'-[1-(4-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethyl]-4-oxo-phthalazine-1-carbohydrazide 3-benzyl-N'-[1-(4-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethyl]-4-oxo-phthalazine-1-carbohydrazide 442.5
6811076 C24H20N4O4 3-benzyl-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-oxo-phthalazine-1-carbohydrazide 3-benzyl-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-4-oxo-phthalazine-1-carbohydrazide 428.4
6811077 C27H27ClN5O2S+ 2-[[5-(4-chlorophenyl)-4-cyclohexyl-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(Z)-(2-oxo-1-naphthylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-cyclohexyl-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]-N'-[(Z)-(2-oxo-1-naphthylidene)methyl]acetohydrazide 521.1
6811078 C19H13F3N4O4S N'-[[4,6-dioxo-2-thioxo-1-[3-(trifluoromethyl)phenyl]hexahydropyrimidin-5-ylidene]methyl]-2-hydroxy-benzohydrazide N'-[[4,6-dioxo-2-thioxo-1-[3-(trifluoromethyl)phenyl]hexahydropyrimidin-5-ylidene]methyl]-2-hydroxy-benzohydrazide 450.4
6811079 C23H19N4O2+ N'-(indol-3-ylidenemethyl)-1-phenacyl-pyridin-1-ium-3-carbohydrazide N'-(indol-3-ylidenemethyl)-1-phenacyl-pyridin-1-ium-3-carbohydrazide 383.4
6811080 C16H14ClF3N2O2 6-[[2-[2-chloro-5-(trifluoromethyl)phenyl]hydrazino]methylene]-3-ethoxy-cyclohexa-2,4-dien-1-one 6-[[2-[2-chloro-5-(trifluoromethyl)phenyl]hydrazino]methylene]-3-ethoxy-cyclohexa-2,4-dien-1-one 358.74
6811081 C18H16N4O3 N'-[(7-ethylindol-3-ylidene)methyl]-3-nitro-benzohydrazide N'-[(7-ethylindol-3-ylidene)methyl]-3-nitro-benzohydrazide 336.3
6811082 C17H15BrN2O4 4-[(3-bromo-4-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-4-azatricyclo[5.2.2.02,6]undec-8-ene-3,5-dione 4-[(3-bromo-4-hydroxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-4-azatricyclo[5.2.2.02,6]undec-8-ene-3,5-dione 391.2
6811083 C21H16I2N2O2 N-[3-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]-2-methyl-benzamide N-[3-[(3,5-diiodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]-2-methyl-benzamide 582.2
6811084 C15H11BrN4O3 5-bromo-1-methyl-3-[(4-nitrophenyl)hydrazono]indolin-2-one 5-bromo-1-methyl-3-[(4-nitrophenyl)hydrazono]indolin-2-one 375.18

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.