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 6,433,151 - 6,433,200 of 6,571,471
Page 128664 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6849205 C22H18FN7OS3 N-(5-ethylsulfanyl-1,3,4-thiadiazol-2-yl)-2-[[4-(4-fluorophenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide N-(5-ethylsulfanyl-1,3,4-thiadiazol-2-yl)-2-[[4-(4-fluorophenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide 511.6
6849206 C14H15ClN2O2 7-chloro-3-(3,3-dimethyl-2-oxo-butylidene)-1,4-dihydroquinoxalin-2-one 7-chloro-3-(3,3-dimethyl-2-oxo-butylidene)-1,4-dihydroquinoxalin-2-one 278.73
6849207 C16H11ClN2O3 7-chloro-3-[2-(3-hydroxyphenyl)-2-oxo-ethylidene]-1,4-dihydroquinoxalin-2-one 7-chloro-3-[2-(3-hydroxyphenyl)-2-oxo-ethylidene]-1,4-dihydroquinoxalin-2-one 314.72
6849208 C16H10N4O6 8-nitro-3-[2-(3-nitrophenyl)-2-oxo-ethylidene]-1,4-dihydroquinoxalin-2-one 8-nitro-3-[2-(3-nitrophenyl)-2-oxo-ethylidene]-1,4-dihydroquinoxalin-2-one 354.27
6849209 C19H15N3O5 3-(6-methoxy-1-oxo-tetralin-2-ylidene)-8-nitro-1,4-dihydroquinoxalin-2-one 3-(6-methoxy-1-oxo-tetralin-2-ylidene)-8-nitro-1,4-dihydroquinoxalin-2-one 365.3
6849210 C18H20N4O2S N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4,6-dimethylpyrimidin-2-yl)sulfanyl-acetohydrazide N'-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4,6-dimethylpyrimidin-2-yl)sulfanyl-acetohydrazide 356.4
6849211 C26H28N4O3 N-(1-adamantyl)-4-[(5-cyano-1,4-dimethyl-2,6-dioxo-3-pyridylidene)methylamino]benzamide N-(1-adamantyl)-4-[(5-cyano-1,4-dimethyl-2,6-dioxo-3-pyridylidene)methylamino]benzamide 444.5
6849212 C16H10Cl2N4O2S [2,3-dichloro-4-[(5-cyano-1,4-dimethyl-2,6-dioxo-3-pyridylidene)methylamino]phenyl] thiocyanate [2,3-dichloro-4-[(5-cyano-1,4-dimethyl-2,6-dioxo-3-pyridylidene)methylamino]phenyl] thiocyanate 393.2
6849213 C20H25N5O3S 2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(tetrahydrofuran-2-ylmethyl)acetamide 2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(tetrahydrofuran-2-ylmethyl)acetamide 415.5
6849214 C23H17Br2N3O3 N-[1-[[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]-2-phenyl-vinyl]benzamide N-[1-[[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]-2-phenyl-vinyl]benzamide 543.2
6849215 C24H19ClN2O3S 5-[(4-chlorophenyl)sulfanylmethyl]-4-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-phenyl-1H-pyrazol-3-one 5-[(4-chlorophenyl)sulfanylmethyl]-4-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-phenyl-1H-pyrazol-3-one 450.9
6849216 C17H18BrN3O4S N-[2-[2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-N,4-dimethyl-benzenesulfonamide N-[2-[2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]-N,4-dimethyl-benzenesulfonamide 440.3
6849217 C19H17BrN4O4 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(2,5-dimethoxyphenyl)-1H-pyrazole-5-carbohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(2,5-dimethoxyphenyl)-1H-pyrazole-5-carbohydrazide 445.3
6849218 C21H13Cl2N5O3 4-[(2,6-dichlorophenyl)hydrazono]-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 4-[(2,6-dichlorophenyl)hydrazono]-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 454.3
6849219 C21H14BrN5O3 4-[(2-bromophenyl)hydrazono]-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 4-[(2-bromophenyl)hydrazono]-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 464.3
6849220 C21H14N6O5 2-(4-nitrophenyl)-4-[(2-nitrophenyl)hydrazono]-5-phenyl-pyrazol-3-one 2-(4-nitrophenyl)-4-[(2-nitrophenyl)hydrazono]-5-phenyl-pyrazol-3-one 430.4
6849221 C28H19N5O4 4-[(4-benzoylphenyl)hydrazono]-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 4-[(4-benzoylphenyl)hydrazono]-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 489.5
6849222 C25H17N5O3 4-(2-naphthylhydrazono)-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 4-(2-naphthylhydrazono)-2-(4-nitrophenyl)-5-phenyl-pyrazol-3-one 435.4
6849223 C13H16N2O N-[1-(2-methylindol-3-ylidene)butyl]hydroxylamine N-[1-(2-methylindol-3-ylidene)butyl]hydroxylamine 216.28
6849224 C19H13Cl3N2O3 N'-[(2-oxo-1-naphthylidene)methyl]-2-(2,4,5-trichlorophenoxy)acetohydrazide N'-[(2-oxo-1-naphthylidene)methyl]-2-(2,4,5-trichlorophenoxy)acetohydrazide 423.7
6849225 C17H16Br2N2O4 1-cyclohexyl-5-[(3,5-dibromo-4-hydroxy-phenyl)methylene]hexahydropyrimidine-2,4,6-trione 1-cyclohexyl-5-[(3,5-dibromo-4-hydroxy-phenyl)methylene]hexahydropyrimidine-2,4,6-trione 472.1
6849226 C13H8Cl2IN3O2 2-chloro-N'-[(3-chloro-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 2-chloro-N'-[(3-chloro-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 436.03
6849227 C22H22ClN5O2S N-(3-chloro-4-methyl-phenyl)-2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide N-(3-chloro-4-methyl-phenyl)-2-[[5-indol-3-ylidene-4-(2-methoxyethyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide 456.0
6849228 C14H12N2O3 4-methyl-6-[(3-nitroanilino)methylene]cyclohexa-2,4-dien-1-one 4-methyl-6-[(3-nitroanilino)methylene]cyclohexa-2,4-dien-1-one 256.26
6849229 C11H14N2O2 6-[(morpholinoamino)methylene]cyclohexa-2,4-dien-1-one 6-[(morpholinoamino)methylene]cyclohexa-2,4-dien-1-one 206.24
6849230 C19H19N3O3 2-methyl-3-[(6-oxo-4-propoxy-cyclohexa-2,4-dien-1-ylidene)methylamino]quinazolin-4-one 2-methyl-3-[(6-oxo-4-propoxy-cyclohexa-2,4-dien-1-ylidene)methylamino]quinazolin-4-one 337.4
6849231 C22H22N4O6S N-(2,4-dimethylphenyl)-2-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-5-nitro-benzenesulfonamide N-(2,4-dimethylphenyl)-2-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-5-nitro-benzenesulfonamide 470.5
6849232 C18H12ClN3O4S2 2-[5-[[3-[(3-chlorophenyl)hydrazono]-6-oxo-cyclohexa-1,4-dien-1-yl]methylene]-4-oxo-2-thioxo-thiazolidin-3-yl]acetic acid 2-[5-[[3-[(3-chlorophenyl)hydrazono]-6-oxo-cyclohexa-1,4-dien-1-yl]methylene]-4-oxo-2-thioxo-thiazolidin-3-yl]acetic acid 433.9
6849233 C21H18N2O3 2-(2-ethoxyphenyl)-4-[(2-methyl-1H-indol-3-yl)methylene]oxazol-5-one 2-(2-ethoxyphenyl)-4-[(2-methyl-1H-indol-3-yl)methylene]oxazol-5-one 346.4
6849234 C14H16ClN7O4 4-[[4-(4-chloro-2-nitro-phenyl)-2-methyl-piperazin-1-yl]-nitroso-methylene]-1,2,5-oxadiazol-3-amine 4-[[4-(4-chloro-2-nitro-phenyl)-2-methyl-piperazin-1-yl]-nitroso-methylene]-1,2,5-oxadiazol-3-amine 381.77
6849235 C28H38Cu2N6O2S2+2 copper;copper;bis([1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylamino]-[1-piperidyl(sulfoniumylidene)methyl]azanide) copper;copper;bis([1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethylamino]-[1-piperidyl(sulfoniumylidene)methyl]azanide) 681.9
6849236 C22H14N2OS2 4-[2-(1,3-benzothiazol-2-yl)-2-(3H-1,3-benzothiazol-2-ylidene)ethylidene]cyclohexa-2,5-dien-1-one 4-[2-(1,3-benzothiazol-2-yl)-2-(3H-1,3-benzothiazol-2-ylidene)ethylidene]cyclohexa-2,5-dien-1-one 386.5
6849237 C27H16Cl3N3O4S N-[[4-(5-chloro-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-3-[5-(2,3-dichlorophenyl)-2-furyl]prop-2-enamide N-[[4-(5-chloro-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-3-[5-(2,3-dichlorophenyl)-2-furyl]prop-2-enamide 584.9
6849238 C16H13Br2NO4 4-[(2,3-dibromo-5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]benzoic acid 4-[(2,3-dibromo-5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]benzoic acid 443.09
6849239 C25H24Cl2N4O2S ethyl 5-[3-benzyl-2-(3,4-dichlorophenyl)imino-1,3,4-thiadiazinan-5-ylidene]-2,4-dimethyl-pyrrole-3-carboxylate ethyl 5-[3-benzyl-2-(3,4-dichlorophenyl)imino-1,3,4-thiadiazinan-5-ylidene]-2,4-dimethyl-pyrrole-3-carboxylate 515.5
6849240 C12H12N4O3S N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-4-methyl-thiadiazole-5-carbohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-4-methyl-thiadiazole-5-carbohydrazide 292.32
6849241 C18H14N6O6 N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1-[(4-nitrophenyl)methyl]pyrazole-3-carbohydrazide N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1-[(4-nitrophenyl)methyl]pyrazole-3-carbohydrazide 410.3
6849242 C17H17Br2N3O2 2-(4-bromoanilino)-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]butanehydrazide 2-(4-bromoanilino)-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]butanehydrazide 455.1
6849243 C22H20N6O3S 2-(4-tert-butylthiazol-2-yl)-4-[(2-nitrophenyl)hydrazono]-5-phenyl-pyrazol-3-one 2-(4-tert-butylthiazol-2-yl)-4-[(2-nitrophenyl)hydrazono]-5-phenyl-pyrazol-3-one 448.5
6849244 C17H13N3O5S N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]naphthalene-2-sulfonohydrazide N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]naphthalene-2-sulfonohydrazide 371.4
6849245 C16H13Cl3N2O3 2-(4-chlorophenoxy)-N'-[1-(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethyl]acetohydrazide 2-(4-chlorophenoxy)-N'-[1-(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)ethyl]acetohydrazide 387.6
6849246 C20H16N4O2S2 5-[(4-methoxyphenyl)methylene]-2-[(4-phenyl-5-thioxo-1,2,4-triazolidin-3-ylidene)methyl]thiazol-4-one 5-[(4-methoxyphenyl)methylene]-2-[(4-phenyl-5-thioxo-1,2,4-triazolidin-3-ylidene)methyl]thiazol-4-one 408.5
6849247 C18H20FN3O2 N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-fluoro-benzohydrazide N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-fluoro-benzohydrazide 329.4
6849248 C22H21N5O2 4-amino-N-[[3-[(3,4-dimethylphenyl)hydrazono]-6-oxo-cyclohexa-1,4-dien-1-yl]methyleneamino]benzamide 4-amino-N-[[3-[(3,4-dimethylphenyl)hydrazono]-6-oxo-cyclohexa-1,4-dien-1-yl]methyleneamino]benzamide 387.4
6849249 C19H16ClN3O3 2-(4-chlorophenoxy)-N'-[(2-oxo-3-quinolylidene)methyl]propanehydrazide 2-(4-chlorophenoxy)-N'-[(2-oxo-3-quinolylidene)methyl]propanehydrazide 369.8
6849250 C15H13N3O5 4-[(1-allyl-2,4,6-trioxo-hexahydropyrimidin-5-ylidene)methylamino]benzoic acid 4-[(1-allyl-2,4,6-trioxo-hexahydropyrimidin-5-ylidene)methylamino]benzoic acid 315.28
6849251 C13H10N2O3S ethyl 2-cyano-2-(4-oxo-1H-3,1-benzothiazin-2-ylidene)acetate ethyl 2-cyano-2-(4-oxo-1H-3,1-benzothiazin-2-ylidene)acetate 274.30
6849252 C20H22IN3O5 3-[2-[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(4-methoxyphenyl)-2-methyl-3-oxo-propanamide 3-[2-[(3-ethoxy-5-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(4-methoxyphenyl)-2-methyl-3-oxo-propanamide 511.3
6849253 C27H26ClN5O5 2-chloro-N-[2-[4-(diethylamino)phenyl]-1-[[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide 2-chloro-N-[2-[4-(diethylamino)phenyl]-1-[[(5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide 536.0
6849254 C11H10N8O2S 4-[2-(6-aminopurin-8-ylidene)hydrazino]benzenesulfonamide 4-[2-(6-aminopurin-8-ylidene)hydrazino]benzenesulfonamide 318.32

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.