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 6,416,201 - 6,416,250 of 6,571,471
Page 128325 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6831716 C13H15N7O3 5-(dimethylaminohydrazono)-2-[(4-nitrophenyl)methyl]imidazole-4-carboxamide 5-(dimethylaminohydrazono)-2-[(4-nitrophenyl)methyl]imidazole-4-carboxamide 317.30
6831717 C19H14N4O2 2-[3-(2-hydroxyethyl)-1H-benzimidazol-2-ylidene]-2-(3-oxoisoindol-1-yl)acetonitrile 2-[3-(2-hydroxyethyl)-1H-benzimidazol-2-ylidene]-2-(3-oxoisoindol-1-yl)acetonitrile 330.3
6831718 C21H16IN3O3S N-[1-[[(3-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]-2-(2-thienyl)vinyl]benzamide N-[1-[[(3-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]-2-(2-thienyl)vinyl]benzamide 517.3
6831719 C18H22N2O3S 4-methyl-N'-[1-(4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)butyl]benzenesulfonohydrazide 4-methyl-N'-[1-(4-methyl-6-oxo-cyclohexa-2,4-dien-1-ylidene)butyl]benzenesulfonohydrazide 346.4
6831720 C16H15N7O5 N'-[(3-methoxy-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carbohydrazide N'-[(3-methoxy-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carbohydrazide 385.33
6831721 C18H11ClF3NO 2-[[4-chloro-3-(trifluoromethyl)anilino]methylene]naphthalen-1-one 2-[[4-chloro-3-(trifluoromethyl)anilino]methylene]naphthalen-1-one 349.7
6831722 C26H19ClN4O4 N-(4-chlorophenyl)-2-[[2-oxo-2-[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]acetyl]amino]benzamide N-(4-chlorophenyl)-2-[[2-oxo-2-[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]acetyl]amino]benzamide 486.9
6831723 C17H18IN3O3 N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(4-iodo-2-methyl-anilino)propanehydrazide N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(4-iodo-2-methyl-anilino)propanehydrazide 439.25
6831724 C17H15BrN2O6 2-(1,3-benzodioxol-5-yloxy)-N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(1,3-benzodioxol-5-yloxy)-N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 423.2
6831725 C14H8BrClF3N3O3 4-bromo-2-chloro-6-[[2-[2-nitro-4-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-2-chloro-6-[[2-[2-nitro-4-(trifluoromethyl)phenyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 438.58
6831726 C16H15ClN4O3S 1-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-(2,3-dimethylphenyl)thiourea 1-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-(2,3-dimethylphenyl)thiourea 378.8
6831727 C19H19BrN8O3 6-[[2-[4-(benzylamino)-6-(dimethylamino)-1,3,5-triazin-2-yl]hydrazino]methylene]-4-bromo-2-nitro-cyclohexa-2,4-dien-1-one 6-[[2-[4-(benzylamino)-6-(dimethylamino)-1,3,5-triazin-2-yl]hydrazino]methylene]-4-bromo-2-nitro-cyclohexa-2,4-dien-1-one 487.3
6831728 C21H21N3O4 1-(4-methoxyphenyl)-5-[1-(m-tolylmethylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 1-(4-methoxyphenyl)-5-[1-(m-tolylmethylamino)ethylidene]hexahydropyrimidine-2,4,6-trione 379.4
6831729 C25H24N4O3S N-(2,4-dimethylphenyl)-3-[[(2-methylindol-3-ylidene)methylamino]carbamoyl]benzenesulfonamide N-(2,4-dimethylphenyl)-3-[[(2-methylindol-3-ylidene)methylamino]carbamoyl]benzenesulfonamide 460.5
6831730 C29H31N4O5S2+ [3-[[6-ethoxycarbonyl-7-methyl-5-(4-methylsulfanylphenyl)-3-oxo-5H-thiazolo[3,2-a]pyrimidin-2-ylidene]methyl]-4-(1-piperidyl)phenyl]-hydroxy-oxo-ammonium [3-[[6-ethoxycarbonyl-7-methyl-5-(4-methylsulfanylphenyl)-3-oxo-5H-thiazolo[3,2-a]pyrimidin-2-ylidene]methyl]-4-(1-piperidyl)phenyl]-hydroxy-oxo-ammonium 579.7
6831731 C22H30CuN2O2 bis(6-(butylaminomethylene)cyclohexa-2,4-dien-1-one);copper bis(6-(butylaminomethylene)cyclohexa-2,4-dien-1-one);copper 418.0
6831732 C18H16N4O4 2,4-dihydroxy-N'-[[3-(4-methoxyphenyl)pyrazol-4-ylidene]methyl]benzohydrazide 2,4-dihydroxy-N'-[[3-(4-methoxyphenyl)pyrazol-4-ylidene]methyl]benzohydrazide 352.3
6831733 C26H26N4O4S 3-[(2,4-dimethylphenyl)sulfamoyl]-N-[(1-isopropyl-2-oxo-indolin-3-ylidene)amino]benzamide 3-[(2,4-dimethylphenyl)sulfamoyl]-N-[(1-isopropyl-2-oxo-indolin-3-ylidene)amino]benzamide 490.6
6831734 C21H20N2O3 N'-[(3-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(1-naphthyl)acetohydrazide N'-[(3-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(1-naphthyl)acetohydrazide 348.4
6831735 C18H17Cl2N3O4 3-[2-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(2-chlorophenyl)-3-oxo-propanamide 3-[2-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(2-chlorophenyl)-3-oxo-propanamide 410.2
6831737 C17H17ClN2O3S 2-(4-chlorophenyl)sulfanyl-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 2-(4-chlorophenyl)sulfanyl-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 364.8
6831738 C14H10N2O3 3-[(2,4-dihydroxyphenyl)methylene]imidazo[1,2-a]pyridin-2-one 3-[(2,4-dihydroxyphenyl)methylene]imidazo[1,2-a]pyridin-2-one 254.24
6831739 C22H17BrFN3O3S N-[[5-bromo-1-[(4-fluorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]-4-methyl-benzenesulfonamide N-[[5-bromo-1-[(4-fluorophenyl)methyl]-2-oxo-indolin-3-ylidene]amino]-4-methyl-benzenesulfonamide 502.4
6831740 C16H15BrN2O3 N-[4-[(2-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]acetamide N-[4-[(2-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]acetamide 363.21
6831741 C13H9N3O4S2 N'-[[5-(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-2-furylidene]methyl]ethanedithioamide N'-[[5-(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)-2-furylidene]methyl]ethanedithioamide 335.4
6831743 C21H20N4O2 2-methoxy-6-[(2-phenylhydrazino)methylene]-4-[(phenylhydrazono)methyl]cyclohexa-2,4-dien-1-one 2-methoxy-6-[(2-phenylhydrazino)methylene]-4-[(phenylhydrazono)methyl]cyclohexa-2,4-dien-1-one 360.4
6831744 C24H21BrN5O2S+ N'-[(E)-(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-phenyl-4-(p-tolyl)-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]acetohydrazide N'-[(E)-(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[[5-phenyl-4-(p-tolyl)-1H-1,2,4-triazol-4-ium-3-yl]sulfanyl]acetohydrazide 523.4
6831745 C19H12BrF3N4OS 1-(1,3-benzothiazol-2-yl)-3-[(4-bromophenyl)hydrazono]-5-methyl-4-(trifluoromethyl)pyrrol-2-one 1-(1,3-benzothiazol-2-yl)-3-[(4-bromophenyl)hydrazono]-5-methyl-4-(trifluoromethyl)pyrrol-2-one 481.3
6831746 C20H20N6O8 N,N'-bis[3-(5-nitro-2-furyl)prop-2-enylideneamino]hexanediamide N,N'-bis[3-(5-nitro-2-furyl)prop-2-enylideneamino]hexanediamide 472.4
6831747 C25H17FN4O3 6-[[1-(4-fluorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-6-azatetracyclo[6.5.2.04,15.011,14]pentadeca-1(14),2,4(15),8,10-pentaene-5,7-dione 6-[[1-(4-fluorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-6-azatetracyclo[6.5.2.04,15.011,14]pentadeca-1(14),2,4(15),8,10-pentaene-5,7-dione 440.4
6831748 C25H25N3O4S 1-[[[4-(2,5-dimethoxyphenyl)-2-(2-methoxyethylimino)thiazol-3-yl]amino]methylene]naphthalen-2-one 1-[[[4-(2,5-dimethoxyphenyl)-2-(2-methoxyethylimino)thiazol-3-yl]amino]methylene]naphthalen-2-one 463.6
6831749 C5H5N3O3S 5-hydroxyimino-1-methyl-2-thioxo-hexahydropyrimidine-4,6-dione 5-hydroxyimino-1-methyl-2-thioxo-hexahydropyrimidine-4,6-dione 187.18
6831750 C23H19FN4O4 N-[2-[2-[[1-(3-fluorophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]-1H-indol-3-yl]ethyl]acetamide N-[2-[2-[[1-(3-fluorophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]-1H-indol-3-yl]ethyl]acetamide 434.4
6831751 C26H25BrN2O3 4-bromo-6-[[4-(5-tert-butyl-1,3-benzoxazol-2-yl)anilino]methylene]-2-ethoxy-cyclohexa-2,4-dien-1-one 4-bromo-6-[[4-(5-tert-butyl-1,3-benzoxazol-2-yl)anilino]methylene]-2-ethoxy-cyclohexa-2,4-dien-1-one 493.4
6831752 C25H24N2O3 6-[[4-(5-tert-butyl-1,3-benzoxazol-2-yl)anilino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 6-[[4-(5-tert-butyl-1,3-benzoxazol-2-yl)anilino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 400.5
6831753 C11H15NO3 3-hydroxyimino-1,8,8-trimethyl-bicyclo[3.2.1]octane-2,4-dione 3-hydroxyimino-1,8,8-trimethyl-bicyclo[3.2.1]octane-2,4-dione 209.24
6831754 C19H20N4O2 N-[(1-isopentyl-2-oxo-indolin-3-ylidene)amino]pyridine-4-carboxamide N-[(1-isopentyl-2-oxo-indolin-3-ylidene)amino]pyridine-4-carboxamide 336.4
6831755 C11H15BrN2O 4-bromo-6-[(2-tert-butylhydrazino)methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[(2-tert-butylhydrazino)methylene]cyclohexa-2,4-dien-1-one 271.15
6831756 C16H18N4O2S ethyl 2-[(4-ethyl-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl)sulfanyl]acetate ethyl 2-[(4-ethyl-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl)sulfanyl]acetate 330.4
6831757 C25H19FN4O2S benzyl 2-[[4-(4-fluorophenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetate benzyl 2-[[4-(4-fluorophenyl)-5-indol-3-ylidene-1H-1,2,4-triazol-3-yl]sulfanyl]acetate 458.5
6831758 C11H20N8O4 ethyl N-[amino-[2-[2-[(N'-ethoxycarbonylcarbamimidoyl)hydrazono]-1-methyl-ethylidene]hydrazino]methylene]carbamate ethyl N-[amino-[2-[2-[(N'-ethoxycarbonylcarbamimidoyl)hydrazono]-1-methyl-ethylidene]hydrazino]methylene]carbamate 328.33
6831759 C23H24N2O3 2-(4-butylphenoxy)-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide 2-(4-butylphenoxy)-N'-[(2-oxo-1-naphthylidene)methyl]acetohydrazide 376.4
6831760 C19H24BrNO 4-bromo-6-[(1-tricyclo[4.3.1.13,8]undecanylmethylamino)methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[(1-tricyclo[4.3.1.13,8]undecanylmethylamino)methylene]cyclohexa-2,4-dien-1-one 362.3
6831761 C21H22ClN7O2 4-chloro-6-[[2-[4-(4-methylanilino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[2-[4-(4-methylanilino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 439.9
6831762 C20H10Cl2FN3O4 4-chloro-6-[[[2-(2-chloro-4-fluoro-phenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 4-chloro-6-[[[2-(2-chloro-4-fluoro-phenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 446.2
6831763 C17H15BrClN3O3 3-[2-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(3-chloro-4-methyl-phenyl)-3-oxo-propanamide 3-[2-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(3-chloro-4-methyl-phenyl)-3-oxo-propanamide 424.7
6831764 C24H19BrN2O2 4-bromo-6-[3-[[2-(3,5-dimethylphenyl)-1,3-benzoxazol-5-yl]amino]prop-2-enylidene]cyclohexa-2,4-dien-1-one 4-bromo-6-[3-[[2-(3,5-dimethylphenyl)-1,3-benzoxazol-5-yl]amino]prop-2-enylidene]cyclohexa-2,4-dien-1-one 447.3
6831765 C44H46N4O6 7-[1,6-dihydroxy-5-isopropyl-3-methyl-8-[[2-(o-tolyl)hydrazino]methylene]-7-oxo-2-naphthyl]-3,8-dihydroxy-4-isopropyl-6-methyl-1-[[2-(o-tolyl)hydrazino]methylene]naphthalen-2-one 7-[1,6-dihydroxy-5-isopropyl-3-methyl-8-[[2-(o-tolyl)hydrazino]methylene]-7-oxo-2-naphthyl]-3,8-dihydroxy-4-isopropyl-6-methyl-1-[[2-(o-tolyl)hydrazino]methylene]naphthalen-2-one 726.9
6831766 C21H22N4O4 5-[[2-(3,4-dimethylphenyl)-5-methyl-3-oxo-1H-pyrazol-4-yl]methylene]-1,4-dimethyl-2,6-dioxo-pyridine-3-carboxamide 5-[[2-(3,4-dimethylphenyl)-5-methyl-3-oxo-1H-pyrazol-4-yl]methylene]-1,4-dimethyl-2,6-dioxo-pyridine-3-carboxamide 394.4
6831767 C39H32N10O6S 3-[[4-[4-[2,4-diamino-3-[2-methyl-4-(o-tolylazo)phenyl]azo-5-sulfo-phenyl]azophenyl]phenyl]hydrazono]-6-oxo-cyclohexa-1,4-diene-1-carboxylic acid 3-[[4-[4-[2,4-diamino-3-[2-methyl-4-(o-tolylazo)phenyl]azo-5-sulfo-phenyl]azophenyl]phenyl]hydrazono]-6-oxo-cyclohexa-1,4-diene-1-carboxylic acid 768.8

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.