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 6,349,701 - 6,349,750 of 6,571,471
Page 126995 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6763408 C16H13Br3N2O5 2-(4-bromo-2-methoxy-phenoxy)-N'-[(2,3-dibromo-5-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(4-bromo-2-methoxy-phenoxy)-N'-[(2,3-dibromo-5-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 553.0
6763409 C16H13Br3N2O5 2-(4-bromo-2-methoxy-phenoxy)-N'-[(2,3-dibromo-5-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(4-bromo-2-methoxy-phenoxy)-N'-[(2,3-dibromo-5-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 553.0
6763410 C18H16BrN3O3 2-(4-bromo-2-methoxy-phenoxy)-N'-(indol-3-ylidenemethyl)acetohydrazide 2-(4-bromo-2-methoxy-phenoxy)-N'-(indol-3-ylidenemethyl)acetohydrazide 402.2
6763411 C18H16BrN3O3 2-(4-bromo-2-methoxy-phenoxy)-N'-(indol-3-ylidenemethyl)acetohydrazide 2-(4-bromo-2-methoxy-phenoxy)-N'-(indol-3-ylidenemethyl)acetohydrazide 402.2
6763412 C16H13Br2ClN2O4 N'-[(5-bromo-3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-bromo-2-methoxy-phenoxy)acetohydrazide N'-[(5-bromo-3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-bromo-2-methoxy-phenoxy)acetohydrazide 492.5
6763413 C16H13Br2ClN2O4 N'-[(5-bromo-3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-bromo-2-methoxy-phenoxy)acetohydrazide N'-[(5-bromo-3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-bromo-2-methoxy-phenoxy)acetohydrazide 492.5
6763414 C19H18BrN3O4 N'-[(5-bromoindol-3-ylidene)methyl]-3,4,5-trimethoxy-benzohydrazide N'-[(5-bromoindol-3-ylidene)methyl]-3,4,5-trimethoxy-benzohydrazide 432.3
6763415 C19H18BrN3O4 N'-[(5-bromoindol-3-ylidene)methyl]-3,4,5-trimethoxy-benzohydrazide N'-[(5-bromoindol-3-ylidene)methyl]-3,4,5-trimethoxy-benzohydrazide 432.3
6763416 C23H19ClN4O3S 4-[[1-(4-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-phenyl-benzenesulfonamide 4-[[1-(4-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-phenyl-benzenesulfonamide 466.9
6763417 C23H19ClN4O3S 4-[[1-(3-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-phenyl-benzenesulfonamide 4-[[1-(3-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-phenyl-benzenesulfonamide 466.9
6763418 C24H28N4O3S 2-(3,4-dimethylphenyl)-5-methyl-4-[[4-(1-piperidylsulfonyl)anilino]methylene]pyrazol-3-one 2-(3,4-dimethylphenyl)-5-methyl-4-[[4-(1-piperidylsulfonyl)anilino]methylene]pyrazol-3-one 452.6
6763419 C24H15N3O4 6-[[[2-(1-naphthyl)-1,3-benzoxazol-5-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(1-naphthyl)-1,3-benzoxazol-5-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 409.4
6763420 C20H12ClN3O4 6-[[[2-(4-chlorophenyl)-1,3-benzoxazol-6-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(4-chlorophenyl)-1,3-benzoxazol-6-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 393.8
6763421 C20H12ClN3O4 6-[[[2-(4-chlorophenyl)-1,3-benzoxazol-6-yl]amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(4-chlorophenyl)-1,3-benzoxazol-6-yl]amino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 393.8
6763422 C20H12BrN3O4 6-[[[2-(3-bromophenyl)-1,3-benzoxazol-6-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(3-bromophenyl)-1,3-benzoxazol-6-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 438.2
6763423 C24H15N3O4 6-[[[2-(2-naphthyl)-1,3-benzoxazol-6-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(2-naphthyl)-1,3-benzoxazol-6-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 409.4
6763424 C21H20BrN3O3 N'-[(3-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthylamino)acetohydrazide N'-[(3-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthylamino)acetohydrazide 442.3
6763425 C21H20BrN3O3 N'-[(3-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthylamino)acetohydrazide N'-[(3-bromo-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthylamino)acetohydrazide 442.3
6763426 C20H12Cl2N2O2 6-[[4-(1,3-benzoxazol-2-yl)anilino]methylene]-2,4-dichloro-cyclohexa-2,4-dien-1-one 6-[[4-(1,3-benzoxazol-2-yl)anilino]methylene]-2,4-dichloro-cyclohexa-2,4-dien-1-one 383.2
6763427 C20H13Cl2N3O2 2,4-dichloro-6-[[[3-(1,3-dihydrobenzimidazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2,4-dichloro-6-[[[3-(1,3-dihydrobenzimidazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]cyclohexa-2,4-dien-1-one 398.2
6763428 C22H18ClN3O2 4-chloro-6-[[[3-(1,3-dihydrobenzimidazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 4-chloro-6-[[[3-(1,3-dihydrobenzimidazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]-3,5-dimethyl-cyclohexa-2,4-dien-1-one 391.8
6763429 C15H13IN2O2 N-[4-[(5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]acetamide N-[4-[(5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]acetamide 380.18
6763430 C20H13IN2O2 2-iodo-6-[[(2-phenyl-1,3-benzoxazol-5-yl)amino]methylene]cyclohexa-2,4-dien-1-one 2-iodo-6-[[(2-phenyl-1,3-benzoxazol-5-yl)amino]methylene]cyclohexa-2,4-dien-1-one 440.2
6763431 C13H7BrCl2N2O3 2-bromo-6-[(2,3-dichloroanilino)methylene]-4-nitro-cyclohexa-2,4-dien-1-one 2-bromo-6-[(2,3-dichloroanilino)methylene]-4-nitro-cyclohexa-2,4-dien-1-one 390.0
6763432 C20H13IN2O2 2-iodo-6-[[(2-phenyl-1,3-benzoxazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 2-iodo-6-[[(2-phenyl-1,3-benzoxazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 440.2
6763433 C21H14Cl2N2O3 2,4-dichloro-6-[[[2-(4-methoxyphenyl)-1,3-benzoxazol-6-yl]amino]methylene]cyclohexa-2,4-dien-1-one 2,4-dichloro-6-[[[2-(4-methoxyphenyl)-1,3-benzoxazol-6-yl]amino]methylene]cyclohexa-2,4-dien-1-one 413.2
6763434 C14H10BrCl2NO2 2-bromo-4-chloro-6-[(3-chloro-4-methoxy-anilino)methylene]cyclohexa-2,4-dien-1-one 2-bromo-4-chloro-6-[(3-chloro-4-methoxy-anilino)methylene]cyclohexa-2,4-dien-1-one 375.0
6763435 C15H13BrClNO2 2-bromo-6-[(3-chloro-4-methoxy-anilino)methylene]-4-methyl-cyclohexa-2,4-dien-1-one 2-bromo-6-[(3-chloro-4-methoxy-anilino)methylene]-4-methyl-cyclohexa-2,4-dien-1-one 354.62
6763436 C14H10Br2ClNO3 2,4-dibromo-6-[(3-chloro-4-methoxy-anilino)methylene]-3-hydroxy-cyclohexa-2,4-dien-1-one 2,4-dibromo-6-[(3-chloro-4-methoxy-anilino)methylene]-3-hydroxy-cyclohexa-2,4-dien-1-one 435.49
6763437 C20H12ClFN2O2 4-chloro-6-[[[2-(3-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[[2-(3-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 366.8
6763438 C21H14FN3O5 6-[[[2-(3-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-methoxy-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[2-(3-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-2-methoxy-4-nitro-cyclohexa-2,4-dien-1-one 407.4
6763439 C20H12BrFN2O2 4-bromo-6-[[[2-(3-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[[2-(3-fluorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]cyclohexa-2,4-dien-1-one 411.2
6763440 C16H14BrIN2O3 N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-methylphenoxy)acetohydrazide N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-methylphenoxy)acetohydrazide 489.10
6763441 C16H14BrIN2O3 N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-methylphenoxy)acetohydrazide N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(4-methylphenoxy)acetohydrazide 489.10
6763442 C25H24N2O2 (1R)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2,2-bis(p-tolyl)cyclopropanecarbohydrazide (1R)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2,2-bis(p-tolyl)cyclopropanecarbohydrazide 384.5
6763443 C25H24N2O2 (1R)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2,2-bis(p-tolyl)cyclopropanecarbohydrazide (1R)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-2,2-bis(p-tolyl)cyclopropanecarbohydrazide 384.5
6763444 C15H12ClIN2O3 2-(4-chlorophenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(4-chlorophenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 430.62
6763445 C15H12ClIN2O3 2-(4-chlorophenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(4-chlorophenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 430.62
6763446 C21H25ClN2O4 N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-isopropyl-5-methyl-phenoxy)acetohydrazide N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-isopropyl-5-methyl-phenoxy)acetohydrazide 404.9
6763447 C21H25ClN2O4 N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-isopropyl-5-methyl-phenoxy)acetohydrazide N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-isopropyl-5-methyl-phenoxy)acetohydrazide 404.9
6763448 C17H17IN2O3 2-(2,6-dimethylphenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(2,6-dimethylphenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 424.23
6763449 C17H17IN2O3 2-(2,6-dimethylphenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(2,6-dimethylphenoxy)-N'-[(3-iodo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 424.23
6763450 C20H17N3O5 N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthyl)acetohydrazide N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthyl)acetohydrazide 379.4
6763451 C20H17N3O5 N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthyl)acetohydrazide N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(1-naphthyl)acetohydrazide 379.4
6763452 C18H19N3O6 2-(3,4-dimethylphenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(3,4-dimethylphenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 373.4
6763453 C18H19N3O6 2-(3,4-dimethylphenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(3,4-dimethylphenoxy)-N'-[(3-methoxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 373.4
6763454 C19H21ClN2O4 N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2,6-dimethylphenoxy)acetohydrazide N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2,6-dimethylphenoxy)acetohydrazide 376.8
6763455 C19H21ClN2O4 N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2,6-dimethylphenoxy)acetohydrazide N'-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2,6-dimethylphenoxy)acetohydrazide 376.8
6763456 C13H9BrIN3O2 N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 446.04
6763457 C13H9BrIN3O2 N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide N'-[(3-bromo-5-iodo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 446.04

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.