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 6,348,551 - 6,348,600 of 6,571,471
Page 126972 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6762198 C21H26N2O4 N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 370.4
6762199 C21H26N2O4 N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 370.4
6762200 C21H25BrN2O4 N'-[(3-bromo-5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-bromo-5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 449.3
6762201 C21H25BrN2O4 N'-[(3-bromo-5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-bromo-5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 449.3
6762202 C21H25N3O6 N'-[(5-ethoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-ethoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 415.4
6762203 C21H25N3O6 N'-[(5-ethoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-ethoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 415.4
6762204 C21H25N3O6 N'-[(3-ethoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-ethoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 415.4
6762205 C21H25N3O6 N'-[(3-ethoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-ethoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 415.4
6762206 C20H24N2O4 N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 356.4
6762207 C20H24N2O4 N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 356.4
6762208 C20H23BrN2O4 N'-[(3-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 435.3
6762209 C20H23BrN2O4 N'-[(3-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 435.3
6762210 C26H26N2O5 [3-[[[2-[4-[(1R)-1-methylpropyl]phenoxy]acetyl]hydrazono]methyl]phenyl] 3-(2-furyl)prop-2-enoate [3-[[[2-[4-[(1R)-1-methylpropyl]phenoxy]acetyl]hydrazono]methyl]phenyl] 3-(2-furyl)prop-2-enoate 446.5
6762211 C19H20ClN3O5 N'-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 405.8
6762212 C19H20ClN3O5 N'-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-chloro-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 405.8
6762213 C20H23ClN2O4 N'-[(3-chloro-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-chloro-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 390.9
6762214 C20H23ClN2O4 N'-[(3-chloro-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-chloro-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 390.9
6762215 C20H23N3O6 N'-[(5-methoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-methoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 401.4
6762216 C20H23N3O6 N'-[(5-methoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-methoxy-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 401.4
6762217 C19H20BrN3O5 N'-[(3-bromo-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-bromo-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 450.3
6762218 C19H20BrN3O5 N'-[(3-bromo-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-bromo-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 450.3
6762219 C23H31N3O3 N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 397.5
6762220 C23H31N3O3 N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[[4-(diethylamino)-6-oxo-cyclohexa-2,4-dien-1-ylidene]methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 397.5
6762221 C19H20Cl2N2O3 N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 395.3
6762222 C19H20Cl2N2O3 N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3,5-dichloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 395.3
6762223 C21H26N2O4 N'-[(4-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(4-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 370.4
6762224 C21H26N2O4 N'-[(4-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(4-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 370.4
6762225 C20H23N3O5 N'-[(5-methyl-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-methyl-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 385.4
6762226 C20H23N3O5 N'-[(5-methyl-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(5-methyl-3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 385.4
6762227 C20H23ClN2O4 N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 390.9
6762228 C20H23ClN2O4 N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 390.9
6762229 C21H22ClN3O2 N'-[(2-chloroindol-3-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(2-chloroindol-3-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 383.9
6762230 C21H22ClN3O2 N'-[(2-chloroindol-3-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide N'-[(2-chloroindol-3-ylidene)methyl]-2-[4-[(1R)-1-methylpropyl]phenoxy]acetohydrazide 383.9
6762231 C21H25N2O+ (1S,11S,14R,17R)-14-ethyl-12-ethylidene-8-aza-14-azoniapentacyclo[9.5.2.01,9.02,7.014,17]octadeca-2,4,6,9-tetraene-10-carbaldehyde (1S,11S,14R,17R)-14-ethyl-12-ethylidene-8-aza-14-azoniapentacyclo[9.5.2.01,9.02,7.014,17]octadeca-2,4,6,9-tetraene-10-carbaldehyde 321.4
6762232 C31H42N2O5 2-[[(8R,9R,10R,13R,14S,17S)-17-acetyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-ylidene]amino]oxy-N-[2-(4-hydroxyphenyl)ethyl]acetamide 2-[[(8R,9R,10R,13R,14S,17S)-17-acetyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-ylidene]amino]oxy-N-[2-(4-hydroxyphenyl)ethyl]acetamide 522.7
6762233 C22H29NO2 [(1R,9aS)-2,3,4,6,7,8,9,9a-octahydro-1H-quinolizin-1-yl]methyl 3-methyl-5-phenyl-penta-2,4-dienoate [(1R,9aS)-2,3,4,6,7,8,9,9a-octahydro-1H-quinolizin-1-yl]methyl 3-methyl-5-phenyl-penta-2,4-dienoate 339.5
6762234 C17H22O7 ethyl (1R,2S,6R)-5-[ethoxy(hydroxy)methylene]-6-(2-furyl)-2-hydroxy-2-methyl-4-oxo-cyclohexanecarboxylate ethyl (1R,2S,6R)-5-[ethoxy(hydroxy)methylene]-6-(2-furyl)-2-hydroxy-2-methyl-4-oxo-cyclohexanecarboxylate 338.4
6762235 C24H22N4O4S N-[2-[2-[[1-(4-methoxyphenyl)-4,6-dioxo-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]-1H-indol-3-yl]ethyl]acetamide N-[2-[2-[[1-(4-methoxyphenyl)-4,6-dioxo-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]-1H-indol-3-yl]ethyl]acetamide 462.5
6762236 C17H16N2O3S2 (2S)-2-[5-(1H-indol-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]pentanoic acid (2S)-2-[5-(1H-indol-3-ylmethylene)-4-oxo-2-thioxo-thiazolidin-3-yl]pentanoic acid 360.5
6762237 C23H26N2O4 4-[(5S,10bS)-2',2'-dimethylspiro[3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine-5,4'-tetrahydropyran]-2-ylidene]-2-methoxy-cyclohexa-2,5-dien-1-one 4-[(5S,10bS)-2',2'-dimethylspiro[3,10b-dihydro-1H-pyrazolo[1,5-c][1,3]benzoxazine-5,4'-tetrahydropyran]-2-ylidene]-2-methoxy-cyclohexa-2,5-dien-1-one 394.5
6762238 C17H14N6O 6-[1-[2-([1,2,4]triazolo[3,4-a]phthalazin-6-yl)hydrazino]ethylidene]cyclohexa-2,4-dien-1-one 6-[1-[2-([1,2,4]triazolo[3,4-a]phthalazin-6-yl)hydrazino]ethylidene]cyclohexa-2,4-dien-1-one 318.33
6762239 C21H29NO4 [(1R,9aS)-2,3,4,6,7,8,9,9a-octahydro-1H-quinolizin-1-yl]methyl 3-(2,3-dimethoxyphenyl)prop-2-enoate [(1R,9aS)-2,3,4,6,7,8,9,9a-octahydro-1H-quinolizin-1-yl]methyl 3-(2,3-dimethoxyphenyl)prop-2-enoate 359.5
6762240 C18H15N5O3S N'-[[4,6-dioxo-1-(p-tolyl)-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]pyridine-4-carbohydrazide N'-[[4,6-dioxo-1-(p-tolyl)-2-thioxo-hexahydropyrimidin-5-ylidene]methyl]pyridine-4-carbohydrazide 381.4
6762241 C21H20N4O5 2-hydroxy-N'-[[2,4,6-trioxo-1-(2,4,6-trimethylphenyl)hexahydropyrimidin-5-ylidene]methyl]benzohydrazide 2-hydroxy-N'-[[2,4,6-trioxo-1-(2,4,6-trimethylphenyl)hexahydropyrimidin-5-ylidene]methyl]benzohydrazide 408.4
6762242 C22H18Br2N2O4 2-bromo-4-[3-[(3-bromo-4-hydroxy-5-methoxy-phenyl)methyl]-1H-benzimidazol-2-ylidene]-6-methoxy-cyclohexa-2,5-dien-1-one 2-bromo-4-[3-[(3-bromo-4-hydroxy-5-methoxy-phenyl)methyl]-1H-benzimidazol-2-ylidene]-6-methoxy-cyclohexa-2,5-dien-1-one 534.2
6762243 C25H28N4O3S 5-[[(1-benzyl-4-piperidyl)amino]methylene]-1-(4-ethoxyphenyl)-2-thioxo-hexahydropyrimidine-4,6-dione 5-[[(1-benzyl-4-piperidyl)amino]methylene]-1-(4-ethoxyphenyl)-2-thioxo-hexahydropyrimidine-4,6-dione 464.6
6762244 C21H19N3O6 ethyl 2-[3-[[(3S)-2,3-dihydro-1,4-benzodioxine-3-carbonyl]hydrazono]-2-oxo-indolin-1-yl]acetate ethyl 2-[3-[[(3S)-2,3-dihydro-1,4-benzodioxine-3-carbonyl]hydrazono]-2-oxo-indolin-1-yl]acetate 409.4
6762245 C12H16N4O4 1-allyl-5-[(morpholinoamino)methylene]hexahydropyrimidine-2,4,6-trione 1-allyl-5-[(morpholinoamino)methylene]hexahydropyrimidine-2,4,6-trione 280.28
6762246 C22H23N3O5 methyl 2-[3-[[2-(4-isopropylphenoxy)acetyl]hydrazono]-2-oxo-indolin-1-yl]acetate methyl 2-[3-[[2-(4-isopropylphenoxy)acetyl]hydrazono]-2-oxo-indolin-1-yl]acetate 409.4
6762247 C16H14Cl2N2O3 3-[(2,3-dichloroanilino)-hydroxy-methylene]-5,6,7,8-tetrahydro-1H-quinoline-2,4-dione 3-[(2,3-dichloroanilino)-hydroxy-methylene]-5,6,7,8-tetrahydro-1H-quinoline-2,4-dione 353.2

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.