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 6,428,001 - 6,428,050 of 6,571,471
Page 128561 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6843888 C24H17ClN2O3S 3-chloro-N-[3-(5,6-dimethyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]benzothiophene-2-carboxamide 3-chloro-N-[3-(5,6-dimethyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]benzothiophene-2-carboxamide 448.9
6843889 C13H11ClN2O2 4-[[2-(3-chlorophenyl)hydrazino]methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one 4-[[2-(3-chlorophenyl)hydrazino]methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one 262.69
6843890 C23H27BrN4O7 N'-[(5-bromo-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-nitro-4-(1,1,3,3-tetramethylbutyl)phenoxy]acetohydrazide N'-[(5-bromo-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[2-nitro-4-(1,1,3,3-tetramethylbutyl)phenoxy]acetohydrazide 551.4
6843891 C25H21ClN4O4 2-[[2-[2-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-acetyl]amino]-N-(4-chlorophenyl)benzamide 2-[[2-[2-[(5-allyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-2-oxo-acetyl]amino]-N-(4-chlorophenyl)benzamide 476.9
6843892 C23H19N7O3 2-(1,3-dimethyl-2,6-dioxo-purin-8-ylidene)-2-[2-[(4-methoxyphenyl)methyleneamino]anilino]acetonitrile 2-(1,3-dimethyl-2,6-dioxo-purin-8-ylidene)-2-[2-[(4-methoxyphenyl)methyleneamino]anilino]acetonitrile 441.4
6843893 C16H15N5O2 3-amino-5-[(4-methoxyphenyl)hydrazono]-1-phenyl-pyrazol-4-one 3-amino-5-[(4-methoxyphenyl)hydrazono]-1-phenyl-pyrazol-4-one 309.32
6843894 C23H15F3N2O3 4-[(3-hydroxyanilino)methylene]-2-[3-(trifluoromethyl)phenyl]isoquinoline-1,3-dione 4-[(3-hydroxyanilino)methylene]-2-[3-(trifluoromethyl)phenyl]isoquinoline-1,3-dione 424.4
6843895 C18H20N4O2S N-[[1-(diethylaminomethyl)-2-oxo-indolin-3-ylidene]amino]thiophene-2-carboxamide N-[[1-(diethylaminomethyl)-2-oxo-indolin-3-ylidene]amino]thiophene-2-carboxamide 356.4
6843896 C34H29N5O5S ethyl 4-[[5-(4-ethoxycarbonylphenyl)imino-2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylhydrazono]-3-phenyl-thiazolidin-4-ylidene]amino]benzoate ethyl 4-[[5-(4-ethoxycarbonylphenyl)imino-2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylhydrazono]-3-phenyl-thiazolidin-4-ylidene]amino]benzoate 619.7
6843897 C13H13N3O2 4-[[(4,6-dimethylpyrimidin-2-yl)amino]methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one 4-[[(4,6-dimethylpyrimidin-2-yl)amino]methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one 243.26
6843898 C26H23N5O3S 2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(2-methoxyphenyl)acetamide 2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-N-(2-methoxyphenyl)acetamide 485.6
6843899 C36H40N2O4 6-[[2-[(6-oxo-3-pentoxy-cyclohexa-2,4-dien-1-ylidene)-phenyl-methyl]hydrazino]-phenyl-methylene]-4-pentoxy-cyclohexa-2,4-dien-1-one 6-[[2-[(6-oxo-3-pentoxy-cyclohexa-2,4-dien-1-ylidene)-phenyl-methyl]hydrazino]-phenyl-methylene]-4-pentoxy-cyclohexa-2,4-dien-1-one 564.7
6843900 C20H15N3O2 6-[[[2-(2-hydroxyphenyl)imidazo[1,2-a]pyridin-3-yl]amino]methylene]cyclohexa-2,4-dien-1-one 6-[[[2-(2-hydroxyphenyl)imidazo[1,2-a]pyridin-3-yl]amino]methylene]cyclohexa-2,4-dien-1-one 329.4
6843901 C19H18N6O2 N-[(3,4-dimethoxyphenyl)methyleneamino]-5-methyl-[1,2,4]triazino[5,6-b]indol-3-amine N-[(3,4-dimethoxyphenyl)methyleneamino]-5-methyl-[1,2,4]triazino[5,6-b]indol-3-amine 362.4
6843902 C19H18N2O3 3-[1-(2-methoxyanilino)ethylidene]-1-methyl-quinoline-2,4-dione 3-[1-(2-methoxyanilino)ethylidene]-1-methyl-quinoline-2,4-dione 322.4
6843903 C25H26N4O6S2 1,4-bis(benzenesulfonyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]piperazine-2-carbohydrazide 1,4-bis(benzenesulfonyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]piperazine-2-carbohydrazide 542.6
6843904 C17H25NO2 2-tert-butyl-4-cyclohexyl-6-[(hydroxyamino)methylene]cyclohexa-2,4-dien-1-one 2-tert-butyl-4-cyclohexyl-6-[(hydroxyamino)methylene]cyclohexa-2,4-dien-1-one 275.4
6843905 C24H22N2O5 propyl 4-[(3-benzyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]benzoate propyl 4-[(3-benzyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]benzoate 418.4
6843906 C32H19ClN20O10S4 N-[3,6-bis(azidosulfonyl)-7-[[2-azidosulfonyl-5-[[4-(4-azidosulfonylanilino)-6-chloro-1,3,5-triazin-2-yl]amino]phenyl]hydrazono]-8-oxo-1-naphthyl]benzamide N-[3,6-bis(azidosulfonyl)-7-[[2-azidosulfonyl-5-[[4-(4-azidosulfonylanilino)-6-chloro-1,3,5-triazin-2-yl]amino]phenyl]hydrazono]-8-oxo-1-naphthyl]benzamide 1007.3
6843907 C20H14Cl2N2O2 4-chloro-6-[[2-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]anilino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[2-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]anilino]methylene]cyclohexa-2,4-dien-1-one 385.2
6843908 C14H12N2O7S2-2 5-[(2,4-dimethylphenyl)hydrazono]-6-oxo-cyclohexa-1,3-diene-1,3-disulfonate 5-[(2,4-dimethylphenyl)hydrazono]-6-oxo-cyclohexa-1,3-diene-1,3-disulfonate 384.4
6843909 C14H14N2O7S2 5-[(2,4-dimethylphenyl)hydrazono]-6-oxo-cyclohexa-1,3-diene-1,3-disulfonic acid 5-[(2,4-dimethylphenyl)hydrazono]-6-oxo-cyclohexa-1,3-diene-1,3-disulfonic acid 386.4
6843910 C37H23N6O11S3-3 4-oxo-7-[(6-phenylazo-7-sulfonato-2-naphthyl)carbamoylamino]-3-[(6-sulfonato-2-naphthyl)hydrazono]naphthalene-2-sulfonate 4-oxo-7-[(6-phenylazo-7-sulfonato-2-naphthyl)carbamoylamino]-3-[(6-sulfonato-2-naphthyl)hydrazono]naphthalene-2-sulfonate 823.8
6843911 C37H26N6O11S3 4-oxo-7-[(6-phenylazo-7-sulfo-2-naphthyl)carbamoylamino]-3-[(6-sulfo-2-naphthyl)hydrazono]naphthalene-2-sulfonic acid 4-oxo-7-[(6-phenylazo-7-sulfo-2-naphthyl)carbamoylamino]-3-[(6-sulfo-2-naphthyl)hydrazono]naphthalene-2-sulfonic acid 826.8
6843912 C13H9N3O5 2-nitro-6-[(2-nitroanilino)methylene]cyclohexa-2,4-dien-1-one 2-nitro-6-[(2-nitroanilino)methylene]cyclohexa-2,4-dien-1-one 287.23
6843913 C29H19N5O8S2-2 7-benzamido-4-oxo-3-[[4-(4-sulfonatophenyl)azophenyl]hydrazono]naphthalene-2-sulfonate 7-benzamido-4-oxo-3-[[4-(4-sulfonatophenyl)azophenyl]hydrazono]naphthalene-2-sulfonate 629.6
6843914 C33H20N6O17S4-4 3-[(2-hydroxy-5-sulfonato-phenyl)hydrazono]-7-[[6-[(2-hydroxy-5-sulfonato-phenyl)hydrazono]-5-oxo-7-sulfonato-2-naphthyl]carbamoylamino]-4-oxo-naphthalene-2-sulfonate 3-[(2-hydroxy-5-sulfonato-phenyl)hydrazono]-7-[[6-[(2-hydroxy-5-sulfonato-phenyl)hydrazono]-5-oxo-7-sulfonato-2-naphthyl]carbamoylamino]-4-oxo-naphthalene-2-sulfonate 900.8
6843915 C33H24N6O17S4 3-[(2-hydroxy-5-sulfo-phenyl)hydrazono]-7-[[6-[(2-hydroxy-5-sulfo-phenyl)hydrazono]-5-oxo-7-sulfo-2-naphthyl]carbamoylamino]-4-oxo-naphthalene-2-sulfonic acid 3-[(2-hydroxy-5-sulfo-phenyl)hydrazono]-7-[[6-[(2-hydroxy-5-sulfo-phenyl)hydrazono]-5-oxo-7-sulfo-2-naphthyl]carbamoylamino]-4-oxo-naphthalene-2-sulfonic acid 904.8
6843916 C21H27CoN3O2 cobalt;6-[[3-[methyl-[3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]propyl]amino]propylamino]methylene]cyclohexa-2,4-dien-1-one cobalt;6-[[3-[methyl-[3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]propyl]amino]propylamino]methylene]cyclohexa-2,4-dien-1-one 412.4
6843917 C21H27N3O2 6-[[3-[methyl-[3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]propyl]amino]propylamino]methylene]cyclohexa-2,4-dien-1-one 6-[[3-[methyl-[3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]propyl]amino]propylamino]methylene]cyclohexa-2,4-dien-1-one 353.5
6843918 C19H19N3O 5-methyl-4-[(3-methylanilino)methylene]-2-(m-tolyl)pyrazol-3-one 5-methyl-4-[(3-methylanilino)methylene]-2-(m-tolyl)pyrazol-3-one 305.4
6843919 C20H19N3O5 2-(4-butoxyphenyl)-4-[(3-nitroanilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(3-nitroanilino)methylene]oxazol-5-one 381.4
6843920 C20H19ClN2O3 2-(4-butoxyphenyl)-4-[(2-chloroanilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(2-chloroanilino)methylene]oxazol-5-one 370.8
6843921 C21H21N3O5 2-(4-butoxyphenyl)-4-[(2-methyl-5-nitro-anilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(2-methyl-5-nitro-anilino)methylene]oxazol-5-one 395.4
6843922 C20H18Cl2N2O3 2-(4-butoxyphenyl)-4-[(2,4-dichloroanilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(2,4-dichloroanilino)methylene]oxazol-5-one 405.3
6843923 C22H24N2O3 2-(4-butoxyphenyl)-4-[(2,4-dimethylanilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(2,4-dimethylanilino)methylene]oxazol-5-one 364.4
6843924 C21H21IN2O3 2-(4-butoxyphenyl)-4-[(4-iodo-2-methyl-anilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(4-iodo-2-methyl-anilino)methylene]oxazol-5-one 476.3
6843925 C14H16N4O3 3-(3-methyl-5-oxo-1,2-dihydropyrazol-4-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 3-(3-methyl-5-oxo-1,2-dihydropyrazol-4-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 288.30
6843926 C14H16N4O3 3-(3-methylene-5-oxo-pyrazolidin-4-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 3-(3-methylene-5-oxo-pyrazolidin-4-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 288.30
6843927 C18H18N4O3 3-(3-methylene-5-oxo-pyrazolidin-4-yl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide 3-(3-methylene-5-oxo-pyrazolidin-4-yl)-N'-[(2-oxo-1-naphthylidene)methyl]propanehydrazide 338.4
6843928 C15H17N3O3 3-[[(4-methylpiperazin-1-yl)amino]methylene]chromane-2,4-dione 3-[[(4-methylpiperazin-1-yl)amino]methylene]chromane-2,4-dione 287.31
6843929 C20H18Cl2N2O3 2-(4-butoxyphenyl)-4-[(2,5-dichloroanilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(2,5-dichloroanilino)methylene]oxazol-5-one 405.3
6843930 C20H17Cl3N2O3 2-(4-butoxyphenyl)-4-[(2,4,5-trichloroanilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(2,4,5-trichloroanilino)methylene]oxazol-5-one 439.7
6843931 C20H18Br2N2O3 2-(4-butoxyphenyl)-4-[(2,4-dibromoanilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(2,4-dibromoanilino)methylene]oxazol-5-one 494.2
6843932 C21H21ClN2O3 2-(4-butoxyphenyl)-4-[(3-chloro-2-methyl-anilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(3-chloro-2-methyl-anilino)methylene]oxazol-5-one 384.9
6843933 C17H17N3O3S 2-(4-butoxyphenyl)-4-[(thiazol-2-ylamino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(thiazol-2-ylamino)methylene]oxazol-5-one 343.4
6843934 C21H21ClN2O3 2-(4-butoxyphenyl)-4-[(5-chloro-2-methyl-anilino)methylene]oxazol-5-one 2-(4-butoxyphenyl)-4-[(5-chloro-2-methyl-anilino)methylene]oxazol-5-one 384.9
6843935 C19H16N2O5 2-hydroxy-4-[1-(1-methyl-2,4-dioxo-3-quinolylidene)ethylamino]benzoic acid 2-hydroxy-4-[1-(1-methyl-2,4-dioxo-3-quinolylidene)ethylamino]benzoic acid 352.3
6843936 C21H18ClN5O2 3-(2-chlorophenyl)-2-(3-morpholino-4-phenyl-1H-1,2,4-triazol-5-ylidene)-3-oxo-propanenitrile 3-(2-chlorophenyl)-2-(3-morpholino-4-phenyl-1H-1,2,4-triazol-5-ylidene)-3-oxo-propanenitrile 407.9
6843937 C20H23Br2N5O3 2-[2-(azepan-1-yl)-6-methyl-pyrimidin-4-yl]oxy-N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[2-(azepan-1-yl)-6-methyl-pyrimidin-4-yl]oxy-N'-[(3,5-dibromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 541.2

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.