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 6,430,501 - 6,430,550 of 6,571,471
Page 128611 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6846468 C21H18BrN3O3 N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-cyclopropyl-quinoline-4-carbohydrazide N'-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-cyclopropyl-quinoline-4-carbohydrazide 440.3
6846470 C14H13N3O4 2-methoxy-6-[[2-(4-nitrophenyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 2-methoxy-6-[[2-(4-nitrophenyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 287.27
6846471 C18H17N3O3S 2-[(cinnamylideneamino)-(1,1-dioxo-1,2-benzothiazol-3-yl)amino]ethanol 2-[(cinnamylideneamino)-(1,1-dioxo-1,2-benzothiazol-3-yl)amino]ethanol 355.4
6846472 C15H14BrN3O4 4-[[2-(4-bromophenyl)hydrazino]methylene]-2-ethoxy-6-nitro-cyclohexa-2,5-dien-1-one 4-[[2-(4-bromophenyl)hydrazino]methylene]-2-ethoxy-6-nitro-cyclohexa-2,5-dien-1-one 380.19
6846473 C21H21N3O3 N-[(1-allyl-2-oxo-indolin-3-ylidene)amino]-2-(2,6-dimethylphenoxy)acetamide N-[(1-allyl-2-oxo-indolin-3-ylidene)amino]-2-(2,6-dimethylphenoxy)acetamide 363.4
6846474 C18H16BrN5O7 2-[[5-bromo-3-cyano-4-(methoxymethyl)-6-methyl-2-pyridyl]oxy]-N'-[(2-hydroxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[[5-bromo-3-cyano-4-(methoxymethyl)-6-methyl-2-pyridyl]oxy]-N'-[(2-hydroxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 494.3
6846475 C16H12BrN3O2 N'-[(5-bromoindol-3-ylidene)methyl]-4-hydroxy-benzohydrazide N'-[(5-bromoindol-3-ylidene)methyl]-4-hydroxy-benzohydrazide 358.19
6846476 C25H21N7OS 4-[(4-methylanilino)methylene]-2-phenyl-5-[(1-phenyltetrazol-5-yl)sulfanylmethyl]pyrazol-3-one 4-[(4-methylanilino)methylene]-2-phenyl-5-[(1-phenyltetrazol-5-yl)sulfanylmethyl]pyrazol-3-one 467.5
6846477 C36H38N4O5S N-[2-[(3,5-ditert-butyl-4-oxo-cyclohexa-2,5-dien-1-ylidene)amino]phenyl]-4-methyl-N-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-2H-1,2,4-oxadiazol-3-yl]methyl]benzenesulfonamide N-[2-[(3,5-ditert-butyl-4-oxo-cyclohexa-2,5-dien-1-ylidene)amino]phenyl]-4-methyl-N-[[5-(6-oxocyclohexa-2,4-dien-1-ylidene)-2H-1,2,4-oxadiazol-3-yl]methyl]benzenesulfonamide 638.8
6846478 C15H18N2O3 6-[5-(piperidine-1-carbonyl)isoxazolidin-3-ylidene]cyclohexa-2,4-dien-1-one 6-[5-(piperidine-1-carbonyl)isoxazolidin-3-ylidene]cyclohexa-2,4-dien-1-one 274.31
6846479 C25H18ClN3O3 2-chloro-N-[2-[[(2-oxo-1-naphthylidene)methylamino]carbamoyl]phenyl]benzamide 2-chloro-N-[2-[[(2-oxo-1-naphthylidene)methylamino]carbamoyl]phenyl]benzamide 443.9
6846480 C24H15BrN6O3S 4-[(4-bromophenyl)hydrazono]-5-(4-nitrophenyl)-2-(4-phenylthiazol-2-yl)pyrazol-3-one 4-[(4-bromophenyl)hydrazono]-5-(4-nitrophenyl)-2-(4-phenylthiazol-2-yl)pyrazol-3-one 547.4
6846481 C16H15ClN2O3 methyl N-[[5-[(2-chlorophenyl)methyl]-6-oxo-cyclohexa-2,4-dien-1-ylidene]methylamino]carbamate methyl N-[[5-[(2-chlorophenyl)methyl]-6-oxo-cyclohexa-2,4-dien-1-ylidene]methylamino]carbamate 318.75
6846482 C25H23N5O5 N-[2-[4-(dimethylamino)phenyl]-1-[[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide N-[2-[4-(dimethylamino)phenyl]-1-[[(3-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide 473.5
6846483 C19H21N3O5 4-methoxy-N-[3-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-3-oxo-propyl]benzamide 4-methoxy-N-[3-[2-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]-3-oxo-propyl]benzamide 371.4
6846484 C24H31N3O5 1-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-N-(3-isobutoxy-4-methoxy-phenyl)piperidine-2-carboxamide 1-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-N-(3-isobutoxy-4-methoxy-phenyl)piperidine-2-carboxamide 441.5
6846485 C5H5N11O2 2-[2-(tetrazol-5-ylidene)hydrazino]-2-[2-(1,2,4-triazol-3-ylidene)hydrazino]acetic acid 2-[2-(tetrazol-5-ylidene)hydrazino]-2-[2-(1,2,4-triazol-3-ylidene)hydrazino]acetic acid 251.17
6846486 C18H18N4O3S N-[2-[2-(indol-3-ylidenemethyl)hydrazino]-2-oxo-ethyl]-4-methyl-benzenesulfonamide N-[2-[2-(indol-3-ylidenemethyl)hydrazino]-2-oxo-ethyl]-4-methyl-benzenesulfonamide 370.4
6846487 C30H21Cl2N9O6S4 2,2-dichloro-N-[5-oxo-6-[4-(thiazol-2-ylsulfamoyl)phenyl]azo-8-[[4-(thiazol-2-ylsulfamoyl)phenyl]hydrazono]-1-naphthyl]acetamide 2,2-dichloro-N-[5-oxo-6-[4-(thiazol-2-ylsulfamoyl)phenyl]azo-8-[[4-(thiazol-2-ylsulfamoyl)phenyl]hydrazono]-1-naphthyl]acetamide 802.7
6846488 C23H17N3O5S N-[[3-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-1,3-benzodioxole-5-carboxamide N-[[3-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]carbamothioyl]-1,3-benzodioxole-5-carboxamide 447.5
6846489 C14H13ClN2O3 3-[1-[2-(3-chlorophenyl)hydrazino]ethylidene]-6-methyl-pyran-2,4-dione 3-[1-[2-(3-chlorophenyl)hydrazino]ethylidene]-6-methyl-pyran-2,4-dione 292.72
6846490 C22H23BrClN7O3 4-bromo-6-[[2-[4-(3-chloro-4-methyl-anilino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 4-bromo-6-[[2-[4-(3-chloro-4-methyl-anilino)-6-morpholino-1,3,5-triazin-2-yl]hydrazino]methylene]-2-methoxy-cyclohexa-2,4-dien-1-one 548.8
6846491 C15H13N3O6 N'-[(2-hydroxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-methoxy-benzohydrazide N'-[(2-hydroxy-5-nitro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-methoxy-benzohydrazide 331.28
6846492 C15H14N2O3 3-methoxy-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]benzohydrazide 3-methoxy-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]benzohydrazide 270.28
6846493 C18H19N3O5 2-methoxy-N-[2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 2-methoxy-N-[2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-2-oxo-ethyl]benzamide 357.4
6846494 C22H15FN4OS 3-(1,3-benzothiazol-2-ylhydrazono)-1-[(4-fluorophenyl)methyl]indolin-2-one 3-(1,3-benzothiazol-2-ylhydrazono)-1-[(4-fluorophenyl)methyl]indolin-2-one 402.4
6846495 C16H16ClN3O3 N'-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2-methoxyanilino)acetohydrazide N'-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-(2-methoxyanilino)acetohydrazide 333.77
6846496 C10H10N4O2 [(1-methyl-3-oxo-indolin-2-ylidene)amino]urea [(1-methyl-3-oxo-indolin-2-ylidene)amino]urea 218.21
6846497 C16H19N3O4 3-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-1,3-diazaspiro[4.5]decane-2,4-dione 3-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-1,3-diazaspiro[4.5]decane-2,4-dione 317.34
6846498 C21H17BrN4O2 N-[(5-bromo-2-oxo-1-propyl-indolin-3-ylidene)amino]quinoline-2-carboxamide N-[(5-bromo-2-oxo-1-propyl-indolin-3-ylidene)amino]quinoline-2-carboxamide 437.3
6846499 C19H14BrClN2O3 N'-[(3-bromo-5-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-methoxy-naphthalene-2-carbohydrazide N'-[(3-bromo-5-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-methoxy-naphthalene-2-carbohydrazide 433.7
6846500 C20H13N3O4S 3-[5-(1H-indol-3-ylmethylene)-4,6-dioxo-2-thioxo-hexahydropyrimidin-1-yl]benzoic acid 3-[5-(1H-indol-3-ylmethylene)-4,6-dioxo-2-thioxo-hexahydropyrimidin-1-yl]benzoic acid 391.4
6846501 C19H14ClN3O2 3-[(4-chlorophenyl)methyl]-5-(1H-indol-3-ylmethylene)imidazolidine-2,4-dione 3-[(4-chlorophenyl)methyl]-5-(1H-indol-3-ylmethylene)imidazolidine-2,4-dione 351.8
6846502 C8H12N4O2 5-[(2,2-dimethylhydrazino)methylene]-6-methyl-pyrimidine-2,4-dione 5-[(2,2-dimethylhydrazino)methylene]-6-methyl-pyrimidine-2,4-dione 196.21
6846503 C20H12I2N2O2S 6-[[[3-(3H-1,3-benzothiazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]-2,4-diiodo-cyclohexa-2,4-dien-1-one 6-[[[3-(3H-1,3-benzothiazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]amino]methylene]-2,4-diiodo-cyclohexa-2,4-dien-1-one 598.2
6846504 C17H12ClN3O5S N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-nitro-benzothiophene-2-carbohydrazide N'-[(3-chloro-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-5-nitro-benzothiophene-2-carbohydrazide 405.8
6846505 C23H20N2O 6-[[2-(1,3-diphenylbut-2-enylidene)hydrazino]methylene]cyclohexa-2,4-dien-1-one 6-[[2-(1,3-diphenylbut-2-enylidene)hydrazino]methylene]cyclohexa-2,4-dien-1-one 340.4
6846506 C24H22N2O2S N-[4-(3H-1,3-benzothiazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]-4-tert-butyl-benzamide N-[4-(3H-1,3-benzothiazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]-4-tert-butyl-benzamide 402.5
6846507 C16H11N3O5S 6-[[[4-(2,4-dihydroxyphenyl)thiazol-2-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[[4-(2,4-dihydroxyphenyl)thiazol-2-yl]amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 357.3
6846508 C15H18N4OS 5-indol-3-ylidene-N-(2-methoxy-1-methyl-ethyl)-4H-1,3,4-thiadiazin-2-amine 5-indol-3-ylidene-N-(2-methoxy-1-methyl-ethyl)-4H-1,3,4-thiadiazin-2-amine 302.4
6846509 C17H10ClF2N3O3 5-[(3-chloro-4-fluoro-anilino)methylene]-1-(4-fluorophenyl)hexahydropyrimidine-2,4,6-trione 5-[(3-chloro-4-fluoro-anilino)methylene]-1-(4-fluorophenyl)hexahydropyrimidine-2,4,6-trione 377.7
6846510 C14H17N5O3 4-nitro-6-[(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-ylamino)methylene]cyclohexa-2,4-dien-1-one 4-nitro-6-[(1,3,5-triazatricyclo[3.3.1.13,7]decan-7-ylamino)methylene]cyclohexa-2,4-dien-1-one 303.32
6846511 C25H21ClN2O3S 5-[(4-chlorophenyl)sulfanylmethyl]-4-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-phenyl-1H-pyrazol-3-one 5-[(4-chlorophenyl)sulfanylmethyl]-4-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-phenyl-1H-pyrazol-3-one 465.0
6846512 C17H20N2O2 6-[[2-(2-hydroxy-3-isopropyl-6-methyl-phenyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 6-[[2-(2-hydroxy-3-isopropyl-6-methyl-phenyl)hydrazino]methylene]cyclohexa-2,4-dien-1-one 284.35
6846513 C7H11ClN6O 5-[[2-chloroethyl(methyl)amino]hydrazono]imidazole-4-carboxamide 5-[[2-chloroethyl(methyl)amino]hydrazono]imidazole-4-carboxamide 230.65
6846514 C20H12F3N5OS 2-cyano-3-phenyl-N-[5-[[3-(trifluoromethyl)phenyl]hydrazono]thiazol-2-ylidene]prop-2-enamide 2-cyano-3-phenyl-N-[5-[[3-(trifluoromethyl)phenyl]hydrazono]thiazol-2-ylidene]prop-2-enamide 427.4
6846515 C20H18N2O4S 1-(2,3-dimethylphenyl)-5-[(4-hydroxy-3-methoxy-phenyl)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 1-(2,3-dimethylphenyl)-5-[(4-hydroxy-3-methoxy-phenyl)methylene]-2-thioxo-hexahydropyrimidine-4,6-dione 382.4
6846516 C17H18N2O3S N'-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-4,5,6,7-tetrahydrobenzothiophene-2-carbohydrazide N'-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-4,5,6,7-tetrahydrobenzothiophene-2-carbohydrazide 330.4
6846517 C15H12BrN3O4 N'-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-nitrophenyl)acetohydrazide N'-[(3-bromo-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-nitrophenyl)acetohydrazide 378.18
6846518 C25H21N5O4S 4-[[2-amino-3-(2,5-dimethylphenyl)sulfonyl-4,9-dihydropyrrolo[3,2-b]quinoxalin-1-yl]iminomethyl]-1,2-benzoquinone 4-[[2-amino-3-(2,5-dimethylphenyl)sulfonyl-4,9-dihydropyrrolo[3,2-b]quinoxalin-1-yl]iminomethyl]-1,2-benzoquinone 487.5

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.