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 6,429,001 - 6,429,050 of 6,571,471
Page 128581 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6844929 C21H12BrO2-5 (Z)-1-(2-benzyloxy-5-bromo-phenyl)-3-cyclopenta-2,4-dien-1-ylidene-prop-1-en-1-olate (Z)-1-(2-benzyloxy-5-bromo-phenyl)-3-cyclopenta-2,4-dien-1-ylidene-prop-1-en-1-olate 376.2
6844930 C33H25F3MoOP2-4 carbon monoxide;cyclopenta-1,3-diene;2-diphenylphosphaniumylvinyl(diphenyl)phosphonium;molybdenum;trifluoromethane carbon monoxide;cyclopenta-1,3-diene;2-diphenylphosphaniumylvinyl(diphenyl)phosphonium;molybdenum;trifluoromethane 652.4
6844931 C18H19ClN2O5S ethyl 2-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3a,4,5,6,7,7a-hexahydrobenzothiophene-3-carboxylate ethyl 2-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3a,4,5,6,7,7a-hexahydrobenzothiophene-3-carboxylate 410.9
6844932 C24H22N8O3 1-[[2-[4-(4-nitroanilino)-6-pyrrolidin-1-yl-1,3,5-triazin-2-yl]hydrazino]methylene]naphthalen-2-one 1-[[2-[4-(4-nitroanilino)-6-pyrrolidin-1-yl-1,3,5-triazin-2-yl]hydrazino]methylene]naphthalen-2-one 470.5
6844933 C19H18N4O4S 2-[1-(4-methoxyphenyl)-2,5-dioxo-pyrrolidin-3-yl]-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]isothiourea 2-[1-(4-methoxyphenyl)-2,5-dioxo-pyrrolidin-3-yl]-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]isothiourea 398.4
6844934 C13H8ClF2N3O3 4-chloro-6-[[2-(2,4-difluorophenyl)hydrazino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 4-chloro-6-[[2-(2,4-difluorophenyl)hydrazino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 327.67
6844935 C15H10ClN3O3S 4-chloro-6-[[(6-methyl-1,3-benzothiazol-2-yl)amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 4-chloro-6-[[(6-methyl-1,3-benzothiazol-2-yl)amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 347.8
6844936 C10H13BrN2O2 2-bromo-4-[(2,2-dimethylhydrazino)methylene]-6-methoxy-cyclohexa-2,5-dien-1-one 2-bromo-4-[(2,2-dimethylhydrazino)methylene]-6-methoxy-cyclohexa-2,5-dien-1-one 273.13
6844937 C24H17N3O3 3-[[3-(1-naphthylhydrazono)-6-oxo-cyclohexa-1,4-dien-1-yl]methyleneamino]benzoic acid 3-[[3-(1-naphthylhydrazono)-6-oxo-cyclohexa-1,4-dien-1-yl]methyleneamino]benzoic acid 395.4
6844938 C23H17ClN2O2 2-(4-chlorophenyl)-4-[(2-methylanilino)methylene]isoquinoline-1,3-dione 2-(4-chlorophenyl)-4-[(2-methylanilino)methylene]isoquinoline-1,3-dione 388.8
6844939 C17H11N2O4- 2-[2-(2-oxo-5-phenyl-3-furylidene)hydrazino]benzoate 2-[2-(2-oxo-5-phenyl-3-furylidene)hydrazino]benzoate 307.28
6844940 C23H19N3O4 N-[1-[[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-phenyl-vinyl]benzamide N-[1-[[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-phenyl-vinyl]benzamide 401.4
6844941 C32H19N4O11S3-3 8-oxo-7-[[4-[4-[2-(2-oxo-1-naphthylidene)hydrazino]phenyl]phenyl]hydrazono]naphthalene-1,3,6-trisulfonate 8-oxo-7-[[4-[4-[2-(2-oxo-1-naphthylidene)hydrazino]phenyl]phenyl]hydrazono]naphthalene-1,3,6-trisulfonate 731.7
6844942 C32H22N4O11S3 8-oxo-7-[[4-[4-[2-(2-oxo-1-naphthylidene)hydrazino]phenyl]phenyl]hydrazono]naphthalene-1,3,6-trisulfonic acid 8-oxo-7-[[4-[4-[2-(2-oxo-1-naphthylidene)hydrazino]phenyl]phenyl]hydrazono]naphthalene-1,3,6-trisulfonic acid 734.7
6844943 C22H20N2O 15-(phenylhydrazono)tricyclo[8.2.2.24,7]hexadeca-1(13),4(16),6,10(14),11-pentaen-5-one 15-(phenylhydrazono)tricyclo[8.2.2.24,7]hexadeca-1(13),4(16),6,10(14),11-pentaen-5-one 328.4
6844944 C25H27N5O4S2 ethyl 2-[[2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetyl]amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate ethyl 2-[[2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetyl]amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate 525.6
6844945 C18H14ClN3O3 2-(3-chlorophenoxy)-N'-[(2-oxo-3-quinolylidene)methyl]acetohydrazide 2-(3-chlorophenoxy)-N'-[(2-oxo-3-quinolylidene)methyl]acetohydrazide 355.8
6844946 C26H21Cl2N5O3S N-(3,4-dichlorophenyl)-2-[[4-(2,5-dimethoxyphenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide N-(3,4-dichlorophenyl)-2-[[4-(2,5-dimethoxyphenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide 554.4
6844947 C17H15N5O2S 4-[(3-methoxyphenyl)hydrazono]-5-oxo-3-phenyl-pyrazole-1-carbothioamide 4-[(3-methoxyphenyl)hydrazono]-5-oxo-3-phenyl-pyrazole-1-carbothioamide 353.4
6844948 C18H12Cl2F6N2O2 3-[3,5-bis(trifluoromethyl)phenyl]-N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 3-[3,5-bis(trifluoromethyl)phenyl]-N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 473.2
6844949 C26H21Br2N5O3 N-[1-[[(5,7-dibromo-2-oxo-indol-3-yl)amino]carbamoyl]-2-[4-(dimethylamino)phenyl]vinyl]benzamide N-[1-[[(5,7-dibromo-2-oxo-indol-3-yl)amino]carbamoyl]-2-[4-(dimethylamino)phenyl]vinyl]benzamide 611.3
6844950 C23H13Br2N3O2 2-[(5-bromo-2-oxo-indol-3-yl)methylene]-3-(4-bromophenyl)-1H-quinazolin-4-one 2-[(5-bromo-2-oxo-indol-3-yl)methylene]-3-(4-bromophenyl)-1H-quinazolin-4-one 523.2
6844951 C53H61N3O14 [2,15,17,29-tetrahydroxy-26-[[2-(3-hydroxy-2,2-diphenyl-propanoyl)hydrazino]methylene]-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23,27-trioxo-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25(29)-heptaen-13-yl] acetate [2,15,17,29-tetrahydroxy-26-[[2-(3-hydroxy-2,2-diphenyl-propanoyl)hydrazino]methylene]-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23,27-trioxo-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25(29)-heptaen-13-yl] acetate 964.1
6844952 C23H19ClF3N3O5S N-[4-chloro-3-(trifluoromethyl)phenyl]-N-[2-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzenesulfonamide N-[4-chloro-3-(trifluoromethyl)phenyl]-N-[2-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzenesulfonamide 541.9
6844953 C17H19N3O3 2-(2,6-dimethylanilino)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(2,6-dimethylanilino)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 313.35
6844954 C27H24N4O4S benzyl 2-[[4-(2,5-dimethoxyphenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetate benzyl 2-[[4-(2,5-dimethoxyphenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetate 500.6
6844955 C13H10ClN3O4 6-[[(5-chloro-2-pyridyl)amino]methylene]-4-methoxy-2-nitro-cyclohexa-2,4-dien-1-one 6-[[(5-chloro-2-pyridyl)amino]methylene]-4-methoxy-2-nitro-cyclohexa-2,4-dien-1-one 307.69
6844956 C15H13BrN4OS 4-bromo-6-[[2-(5,6-dimethylthieno[2,3-d]pyrimidin-4-yl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[2-(5,6-dimethylthieno[2,3-d]pyrimidin-4-yl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 377.3
6844957 C19H17ClN2O3 2-(3-chloro-4-methyl-phenyl)-4-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-methyl-1H-pyrazol-3-one 2-(3-chloro-4-methyl-phenyl)-4-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-methyl-1H-pyrazol-3-one 356.8
6844958 C18H19BrN2O2 4-bromo-2-methoxy-6-[(4-pyrrolidin-1-ylanilino)methylene]cyclohexa-2,4-dien-1-one 4-bromo-2-methoxy-6-[(4-pyrrolidin-1-ylanilino)methylene]cyclohexa-2,4-dien-1-one 375.3
6844959 C26H19BrClNO2 2-bromo-4-[(2-chlorophenyl)methyl]-6-[(2-hydroxy-5-phenyl-anilino)methylene]cyclohexa-2,4-dien-1-one 2-bromo-4-[(2-chlorophenyl)methyl]-6-[(2-hydroxy-5-phenyl-anilino)methylene]cyclohexa-2,4-dien-1-one 492.8
6844960 C22H14BrN7O5 3-[5-[[2-[6-(3-bromoanilino)-[1,2,5]oxadiazolo[3,4-b]pyrazin-5-yl]hydrazino]methylene]-2-furylidene]-6-oxo-cyclohexa-1,4-diene-1-carboxylic acid 3-[5-[[2-[6-(3-bromoanilino)-[1,2,5]oxadiazolo[3,4-b]pyrazin-5-yl]hydrazino]methylene]-2-furylidene]-6-oxo-cyclohexa-1,4-diene-1-carboxylic acid 536.3
6844961 C20H18N4O4 N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]-1,3-benzodioxole-5-carboxamide N-[2-[2-[(2-methylindol-3-ylidene)methyl]hydrazino]-2-oxo-ethyl]-1,3-benzodioxole-5-carboxamide 378.4
6844962 C21H21N5O5 N-[[1-(2-amino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-2-[[2-(4-methylphenoxy)acetyl]amino]acetamide N-[[1-(2-amino-2-oxo-ethyl)-2-oxo-indolin-3-ylidene]amino]-2-[[2-(4-methylphenoxy)acetyl]amino]acetamide 423.4
6844963 C19H18ClN3O2 N-(3-chlorophenyl)-N'-(cinnamylideneamino)butanediamide N-(3-chlorophenyl)-N'-(cinnamylideneamino)butanediamide 355.8
6844964 C19H25N9O3 1-(4-amino-1,2,5-oxadiazol-3-yl)-N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-5-propyl-triazole-4-carbohydrazide 1-(4-amino-1,2,5-oxadiazol-3-yl)-N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-5-propyl-triazole-4-carbohydrazide 427.5
6844965 C12H12O6 methyl 2-[7-[hydroxy(methoxy)methylene]-5,6-dioxo-cyclohepta-1,3-dien-1-yl]acetate methyl 2-[7-[hydroxy(methoxy)methylene]-5,6-dioxo-cyclohepta-1,3-dien-1-yl]acetate 252.22
6844966 C20H12BrIN2O2 6-[[[2-(4-bromophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-iodo-cyclohexa-2,4-dien-1-one 6-[[[2-(4-bromophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-iodo-cyclohexa-2,4-dien-1-one 519.1
6844967 C21H18BrN3O2 6-[[3-[2-(3-bromophenyl)hydrazino]-6-oxo-cyclohexa-2,4-dien-1-ylidene]methylimino]-4-ethyl-cyclohexa-2,4-dien-1-one 6-[[3-[2-(3-bromophenyl)hydrazino]-6-oxo-cyclohexa-2,4-dien-1-ylidene]methylimino]-4-ethyl-cyclohexa-2,4-dien-1-one 424.3
6844968 C16H16ClNO2 4-chloro-6-[(2-hydroxy-5-propyl-anilino)methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[(2-hydroxy-5-propyl-anilino)methylene]cyclohexa-2,4-dien-1-one 289.75
6844969 C19H18N2O3 3-[1-(2-hydroxyethylamino)ethylidene]-1-phenyl-quinoline-2,4-dione 3-[1-(2-hydroxyethylamino)ethylidene]-1-phenyl-quinoline-2,4-dione 322.4
6844970 C22H26Br2CoN2O2 2-bromo-6-[1-[4-[1-(5-bromo-3-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethylamino]butylamino]ethylidene]-4-methyl-cyclohexa-2,4-dien-1-one;cobalt 2-bromo-6-[1-[4-[1-(5-bromo-3-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethylamino]butylamino]ethylidene]-4-methyl-cyclohexa-2,4-dien-1-one;cobalt 569.2
6844971 C16H16BrN3O3 2-(4-bromoanilino)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide 2-(4-bromoanilino)-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide 378.22
6844972 C21H14I2N2O2 2,4-diiodo-6-[[4-(6-methyl-1,3-benzoxazol-2-yl)anilino]methylene]cyclohexa-2,4-dien-1-one 2,4-diiodo-6-[[4-(6-methyl-1,3-benzoxazol-2-yl)anilino]methylene]cyclohexa-2,4-dien-1-one 580.2
6844973 C17H13ClN4O3 N'-[[1-[(2-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]oxamide N'-[[1-[(2-chlorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]oxamide 356.8
6844974 C14H10N4O3S 6-[[2-(1,3-benzothiazol-2-yl)hydrazino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 6-[[2-(1,3-benzothiazol-2-yl)hydrazino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 314.32
6844975 C26H16N4O8S 2-nitro-6-[[[7-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5,5-dioxo-dibenzothiophen-3-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-nitro-6-[[[7-[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-5,5-dioxo-dibenzothiophen-3-yl]amino]methylene]cyclohexa-2,4-dien-1-one 544.5
6844977 C23H21N3O3 3-carbazol-9-yl-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide 3-carbazol-9-yl-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]propanehydrazide 387.4
6844978 C16H14N2OS 3-[(3-methylsulfanylanilino)methylene]indolin-2-one 3-[(3-methylsulfanylanilino)methylene]indolin-2-one 282.4
6844979 C23H14BrN3O2 6-bromo-2-[(2-oxoindol-3-yl)methylene]-3-phenyl-1H-quinazolin-4-one 6-bromo-2-[(2-oxoindol-3-yl)methylene]-3-phenyl-1H-quinazolin-4-one 444.3

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.