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 6,347,501 - 6,347,550 of 6,571,471
Page 126951 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6761116 C24H19ClN4O4S 2-[3-(4-chlorophenyl)-4-oxo-quinazolin-2-yl]sulfanyl-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[3-(4-chlorophenyl)-4-oxo-quinazolin-2-yl]sulfanyl-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 494.9
6761117 C24H19ClN4O4S 2-[3-(4-chlorophenyl)-4-oxo-quinazolin-2-yl]sulfanyl-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[3-(4-chlorophenyl)-4-oxo-quinazolin-2-yl]sulfanyl-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 494.9
6761118 C19H15ClFN3O3 1-(4-chlorophenyl)-5-[1-(3-fluoroanilino)propylidene]hexahydropyrimidine-2,4,6-trione 1-(4-chlorophenyl)-5-[1-(3-fluoroanilino)propylidene]hexahydropyrimidine-2,4,6-trione 387.8
6761119 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
6761120 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
6761121 C24H18N6O3 2-amino-1-[(3,4-dioxocyclohexa-1,5-dien-1-yl)methyleneamino]-N-phenyl-4,9-dihydropyrrolo[3,2-b]quinoxaline-3-carboxamide 2-amino-1-[(3,4-dioxocyclohexa-1,5-dien-1-yl)methyleneamino]-N-phenyl-4,9-dihydropyrrolo[3,2-b]quinoxaline-3-carboxamide 438.4
6761122 C24H21FN2O4 6-[4-(3,4-dimethoxyphenyl)-1,2-dihydropyrazol-3-ylidene]-3-[(4-fluorophenyl)methoxy]cyclohexa-2,4-dien-1-one 6-[4-(3,4-dimethoxyphenyl)-1,2-dihydropyrazol-3-ylidene]-3-[(4-fluorophenyl)methoxy]cyclohexa-2,4-dien-1-one 420.4
6761123 C20H22N4O3S 5-amino-2-(2-cyclohexylethyl)-6-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-[1,3,4]thiadiazolo[3,2-a]pyrimidin-7-one 5-amino-2-(2-cyclohexylethyl)-6-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-[1,3,4]thiadiazolo[3,2-a]pyrimidin-7-one 398.5
6761124 C20H22N4O3S 5-amino-2-(2-cyclohexylethyl)-6-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-[1,3,4]thiadiazolo[3,2-a]pyrimidin-7-one 5-amino-2-(2-cyclohexylethyl)-6-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-[1,3,4]thiadiazolo[3,2-a]pyrimidin-7-one 398.5
6761125 C15H10BrFN4OS 4-bromo-6-[[[3-(2-fluorophenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[[3-(2-fluorophenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 393.2
6761126 C19H18N4O3 4,6-dioxo-1-(p-tolyl)-5-[1-(pyridin-1-ium-3-ylmethylamino)ethylidene]pyrimidin-2-olate 4,6-dioxo-1-(p-tolyl)-5-[1-(pyridin-1-ium-3-ylmethylamino)ethylidene]pyrimidin-2-olate 350.4
6761127 C19H18N4O3 1-(p-tolyl)-5-[1-(3-pyridylmethylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 1-(p-tolyl)-5-[1-(3-pyridylmethylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 350.4
6761128 C25H24N2O4 6-[4-(2-methoxyphenoxy)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-(o-tolylmethoxy)cyclohexa-2,4-dien-1-one 6-[4-(2-methoxyphenoxy)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-(o-tolylmethoxy)cyclohexa-2,4-dien-1-one 416.5
6761129 C17H14N4O2S 6-oxo-1-phenyl-5-[(pyridin-1-ium-2-ylmethylamino)methylene]-2-thioxo-pyrimidin-4-olate 6-oxo-1-phenyl-5-[(pyridin-1-ium-2-ylmethylamino)methylene]-2-thioxo-pyrimidin-4-olate 338.4
6761130 C17H14N4O2S 1-phenyl-5-[(2-pyridylmethylamino)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 1-phenyl-5-[(2-pyridylmethylamino)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 338.4
6761131 C24H22N2O4 6-[4-(2-methoxyphenoxy)-1,2-dihydropyrazol-3-ylidene]-3-(p-tolylmethoxy)cyclohexa-2,4-dien-1-one 6-[4-(2-methoxyphenoxy)-1,2-dihydropyrazol-3-ylidene]-3-(p-tolylmethoxy)cyclohexa-2,4-dien-1-one 402.4
6761132 C17H18N6O2S 2-ethoxy-6-[[[3-(1,4,5,6-tetrahydrocyclopenta[d]pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-ethoxy-6-[[[3-(1,4,5,6-tetrahydrocyclopenta[d]pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 370.4
6761133 C17H18N6O2S 2-ethoxy-6-[[[3-(1,4,5,6-tetrahydrocyclopenta[d]pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-ethoxy-6-[[[3-(1,4,5,6-tetrahydrocyclopenta[d]pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 370.4
6761134 C22H18N2O2 6-[4-(4-ethylphenoxy)-1H-quinazolin-2-ylidene]cyclohexa-2,4-dien-1-one 6-[4-(4-ethylphenoxy)-1H-quinazolin-2-ylidene]cyclohexa-2,4-dien-1-one 342.4
6761135 C23H21N3O3 5-[(1-ethylindol-3-yl)methylene]-1-[(1S)-1-phenylethyl]hexahydropyrimidine-2,4,6-trione 5-[(1-ethylindol-3-yl)methylene]-1-[(1S)-1-phenylethyl]hexahydropyrimidine-2,4,6-trione 387.4
6761136 C20H18N4O4 N'-[[1-(3,4-dimethylphenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]benzohydrazide N'-[[1-(3,4-dimethylphenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]benzohydrazide 378.4
6761137 C23H20N4O3 3-(4-ethoxyphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide 3-(4-ethoxyphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide 400.4
6761138 C19H15N5O4S 5-[(2,1,3-benzothiadiazol-5-ylamino)methylene]-1-(4-ethoxyphenyl)hexahydropyrimidine-2,4,6-trione 5-[(2,1,3-benzothiadiazol-5-ylamino)methylene]-1-(4-ethoxyphenyl)hexahydropyrimidine-2,4,6-trione 409.4
6761139 C18H20BrN3O2S 1-(4-bromophenyl)-5-[(cycloheptylamino)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 1-(4-bromophenyl)-5-[(cycloheptylamino)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 422.3
6761140 C13H11BrN6OS 4-bromo-6-[[[3-(5-methyl-1H-pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[[3-(5-methyl-1H-pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 379.24
6761141 C13H11BrN6OS 4-bromo-6-[[[3-(5-methyl-1H-pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[[3-(5-methyl-1H-pyrazol-3-yl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 379.24
6761144 C21H22N2O4 6-[4-(2-ethoxyphenoxy)-1,2-dihydropyrazol-3-ylidene]-3-(2-methylallyloxy)cyclohexa-2,4-dien-1-one 6-[4-(2-ethoxyphenoxy)-1,2-dihydropyrazol-3-ylidene]-3-(2-methylallyloxy)cyclohexa-2,4-dien-1-one 366.4
6761145 C16H14N2O3S2 ethyl 2-[5-(1H-indol-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]acetate ethyl 2-[5-(1H-indol-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]acetate 346.4
6761146 C15H12N2O4S2 ethyl 2-[4-oxo-5-(2-oxoindolin-3-ylidene)-2-thioxo-thiazolidin-3-yl]acetate ethyl 2-[4-oxo-5-(2-oxoindolin-3-ylidene)-2-thioxo-thiazolidin-3-yl]acetate 348.4
6761147 C15H12N2O4S2 methyl (2S)-2-[4-oxo-5-(2-oxoindolin-3-ylidene)-2-thioxo-thiazolidin-3-yl]propanoate methyl (2S)-2-[4-oxo-5-(2-oxoindolin-3-ylidene)-2-thioxo-thiazolidin-3-yl]propanoate 348.4
6761148 C16H14N2O3S2 methyl (2S)-2-[5-(1H-indol-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]propanoate methyl (2S)-2-[5-(1H-indol-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]propanoate 346.4
6761149 C16H15NO3S2 methyl (2S)-2-(5-cinnamylidene-4-oxo-2-thioxo-thiazolidin-3-yl)propanoate methyl (2S)-2-(5-cinnamylidene-4-oxo-2-thioxo-thiazolidin-3-yl)propanoate 333.4
6761150 C14H10N2O4S2 methyl 2-[4-oxo-5-(2-oxoindolin-3-ylidene)-2-thioxo-thiazolidin-3-yl]acetate methyl 2-[4-oxo-5-(2-oxoindolin-3-ylidene)-2-thioxo-thiazolidin-3-yl]acetate 334.4
6761151 C20H18ClN7O2 7-[(2-chlorophenyl)methyl]-1,3-dimethyl-8-[2-(3-pyridylmethylene)hydrazino]purine-2,6-dione 7-[(2-chlorophenyl)methyl]-1,3-dimethyl-8-[2-(3-pyridylmethylene)hydrazino]purine-2,6-dione 423.9
6761152 C21H13ClFN3O3S N-[[3-(3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-2-chloro-4-fluoro-benzamide N-[[3-(3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-2-chloro-4-fluoro-benzamide 441.9
6761153 C28H24N2O4 2-[(5S)-1-benzoyl-5-(3,4-dimethoxyphenyl)pyrazolidin-3-ylidene]naphthalen-1-one 2-[(5S)-1-benzoyl-5-(3,4-dimethoxyphenyl)pyrazolidin-3-ylidene]naphthalen-1-one 452.5
6761154 C26H22N6O3 2-amino-N-(3,4-dimethylphenyl)-1-[(3,4-dioxocyclohexa-1,5-dien-1-yl)methyleneamino]-4,9-dihydropyrrolo[3,2-b]quinoxaline-3-carboxamide 2-amino-N-(3,4-dimethylphenyl)-1-[(3,4-dioxocyclohexa-1,5-dien-1-yl)methyleneamino]-4,9-dihydropyrrolo[3,2-b]quinoxaline-3-carboxamide 466.5
6761155 C20H17Cl2N7O2 7-[(3,4-dichlorophenyl)methyl]-1,3-dimethyl-8-[2-(4-pyridylmethylene)hydrazino]purine-2,6-dione 7-[(3,4-dichlorophenyl)methyl]-1,3-dimethyl-8-[2-(4-pyridylmethylene)hydrazino]purine-2,6-dione 458.3
6761156 C19H18N4O2S 2-allyl-6-[[[3-(2-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-allyl-6-[[[3-(2-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 366.4
6761157 C19H18N4O2S 2-allyl-6-[[[3-(2-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-allyl-6-[[[3-(2-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 366.4
6761158 C19H13BrN4O2 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]imidazo[2,1-a]isoquinoline-2-carbohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]imidazo[2,1-a]isoquinoline-2-carbohydrazide 409.2
6761159 C19H13BrN4O2 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]imidazo[2,1-a]isoquinoline-2-carbohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]imidazo[2,1-a]isoquinoline-2-carbohydrazide 409.2
6761160 C13H15N3O3S 5-[(2-furylmethylamino)methylene]-1-isopropyl-2-thioxo-hexahydropyrimidine-4,6-dione 5-[(2-furylmethylamino)methylene]-1-isopropyl-2-thioxo-hexahydropyrimidine-4,6-dione 293.34
6761161 C25H21ClN6O2 8-[2-[(2-chlorophenyl)methylene]hydrazino]-1,3-dimethyl-7-(1-naphthylmethyl)purine-2,6-dione 8-[2-[(2-chlorophenyl)methylene]hydrazino]-1,3-dimethyl-7-(1-naphthylmethyl)purine-2,6-dione 472.9
6761162 C17H15BrN4O2S 4-bromo-6-[[[3-(4-ethoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[[3-(4-ethoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 419.3
6761163 C17H15BrN4O2S 4-bromo-6-[[[3-(4-ethoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[[3-(4-ethoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 419.3
6761164 C19H18N4O2S 2-allyl-6-[[[3-(3-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-allyl-6-[[[3-(3-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 366.4
6761165 C19H18N4O2S 2-allyl-6-[[[3-(3-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2-allyl-6-[[[3-(3-methoxyphenyl)-5-thioxo-1H-1,2,4-triazol-4-yl]amino]methylene]cyclohexa-2,4-dien-1-one 366.4
6761166 C24H25ClN6O5 7-[(3-chlorophenyl)methyl]-1,3-dimethyl-8-[2-[(3,4,5-trimethoxyphenyl)methylene]hydrazino]purine-2,6-dione 7-[(3-chlorophenyl)methyl]-1,3-dimethyl-8-[2-[(3,4,5-trimethoxyphenyl)methylene]hydrazino]purine-2,6-dione 512.9
6761167 C23H21N5OS 2-(13-isopropyl-10-thia-3,5,6,8,13-pentazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,7,11(16)-tetraen-4-ylidene)naphthalen-1-one 2-(13-isopropyl-10-thia-3,5,6,8,13-pentazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,7,11(16)-tetraen-4-ylidene)naphthalen-1-one 415.5

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.