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 6,406,151 - 6,406,200 of 6,571,471
Page 128124 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6821401 C25H23BrN3O8S+ [3-[[5-(2-bromo-4,5-dimethoxy-phenyl)-6-ethoxycarbonyl-7-methyl-3-oxo-5H-thiazolo[3,2-a]pyrimidin-2-ylidene]methyl]-2-hydroxy-phenyl]-hydroxy-oxo-ammonium [3-[[5-(2-bromo-4,5-dimethoxy-phenyl)-6-ethoxycarbonyl-7-methyl-3-oxo-5H-thiazolo[3,2-a]pyrimidin-2-ylidene]methyl]-2-hydroxy-phenyl]-hydroxy-oxo-ammonium 605.4
6821402 C19H16N4O3 N-(m-tolyl)-2-oxo-2-[2-[(2-oxo-3-quinolylidene)methyl]hydrazino]acetamide N-(m-tolyl)-2-oxo-2-[2-[(2-oxo-3-quinolylidene)methyl]hydrazino]acetamide 348.4
6821403 C17H17N3O3S 6-[4-[(2-ethoxyanilino)methyl]-5-thioxo-1,3,4-oxadiazolidin-2-ylidene]cyclohexa-2,4-dien-1-one 6-[4-[(2-ethoxyanilino)methyl]-5-thioxo-1,3,4-oxadiazolidin-2-ylidene]cyclohexa-2,4-dien-1-one 343.4
6821404 C26H27N3O2 N-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]adamantane-1-carboxamide N-[(1-benzyl-2-oxo-indolin-3-ylidene)amino]adamantane-1-carboxamide 413.5
6821405 C18H15ClN2O2 4-[(4-chloro-2-methyl-anilino)methylene]-2-(p-tolyl)oxazol-5-one 4-[(4-chloro-2-methyl-anilino)methylene]-2-(p-tolyl)oxazol-5-one 326.8
6821406 C17H12Cl2N2O2 4-[(2,4-dichloroanilino)methylene]-2-(p-tolyl)oxazol-5-one 4-[(2,4-dichloroanilino)methylene]-2-(p-tolyl)oxazol-5-one 347.2
6821407 C18H15ClN2O2 4-[(3-chloro-4-methyl-anilino)methylene]-2-(p-tolyl)oxazol-5-one 4-[(3-chloro-4-methyl-anilino)methylene]-2-(p-tolyl)oxazol-5-one 326.8
6821408 C17H13ClN2O2 4-[(2-chloroanilino)methylene]-2-(p-tolyl)oxazol-5-one 4-[(2-chloroanilino)methylene]-2-(p-tolyl)oxazol-5-one 312.7
6821409 C21H16N2O2 4-[(1-naphthylamino)methylene]-2-(p-tolyl)oxazol-5-one 4-[(1-naphthylamino)methylene]-2-(p-tolyl)oxazol-5-one 328.4
6821410 C30H27NO4PS+ [(Z)-2-(benzyloxycarbonylamino)-1-methoxycarbonyl-2-sulfanyl-vinyl]-triphenyl-phosphonium (1Z)-1-{[(BENZYLOXY)CARBONYL]AMINO}-3-METHOXY-3-OXO-2-(TRIPHENYLPHOSPHONIO)-1-PROPENE-1-THIOLATE 528.6
6821411 C20H20ClN5O4S 2-(3-chlorophenyl)-5-methyl-4-[(3-morpholinosulfonylphenyl)hydrazono]pyrazol-3-one 2-(3-chlorophenyl)-5-methyl-4-[(3-morpholinosulfonylphenyl)hydrazono]pyrazol-3-one 461.9
6821412 C24H25N5O2S 2-[[5-indol-3-ylidene-4-(3-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-1-(1-piperidyl)ethanone 2-[[5-indol-3-ylidene-4-(3-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]-1-(1-piperidyl)ethanone 447.6
6821413 C16H12ClN3O2 4-[[(5-chloro-2-pyridyl)amino]methylene]-2-(p-tolyl)oxazol-5-one 4-[[(5-chloro-2-pyridyl)amino]methylene]-2-(p-tolyl)oxazol-5-one 313.74
6821414 C17H15N3O2 4-[[(6-methyl-2-pyridyl)amino]methylene]-2-(p-tolyl)oxazol-5-one 4-[[(6-methyl-2-pyridyl)amino]methylene]-2-(p-tolyl)oxazol-5-one 293.32
6821415 C17H14N2O3 4-[(4-hydroxyanilino)methylene]-2-(p-tolyl)oxazol-5-one 4-[(4-hydroxyanilino)methylene]-2-(p-tolyl)oxazol-5-one 294.30
6821416 C18H13F3N2O2 2-(p-tolyl)-4-[[3-(trifluoromethyl)anilino]methylene]oxazol-5-one 2-(p-tolyl)-4-[[3-(trifluoromethyl)anilino]methylene]oxazol-5-one 346.3
6821417 C18H15ClN2O2 4-[(5-chloro-2-methyl-anilino)methylene]-2-(p-tolyl)oxazol-5-one 4-[(5-chloro-2-methyl-anilino)methylene]-2-(p-tolyl)oxazol-5-one 326.8
6821418 C20H28N2O2 7-[1-(hydroxyamino)decylidene]-2-methyl-quinolin-8-one 7-[1-(hydroxyamino)decylidene]-2-methyl-quinolin-8-one 328.4
6821419 C22H14N2OS 2-[4-(1-naphthyl)-3H-thiazol-2-ylidene]-3-(4-oxocyclohexa-2,5-dien-1-ylidene)propanenitrile 2-[4-(1-naphthyl)-3H-thiazol-2-ylidene]-3-(4-oxocyclohexa-2,5-dien-1-ylidene)propanenitrile 354.4
6821420 C23H18N4O2S 1-benzyl-4-methyl-5-[[(6-methyl-1,3-benzothiazol-2-yl)amino]methylene]-2,6-dioxo-pyridine-3-carbonitrile 1-benzyl-4-methyl-5-[[(6-methyl-1,3-benzothiazol-2-yl)amino]methylene]-2,6-dioxo-pyridine-3-carbonitrile 414.5
6821422 C21H14Cl2N2O3S methyl 2-(3,4-dichloroanilino)-5-(1H-indol-3-ylmethylene)-4-oxo-thiophene-3-carboxylate methyl 2-(3,4-dichloroanilino)-5-(1H-indol-3-ylmethylene)-4-oxo-thiophene-3-carboxylate 445.3
6821423 C31H30N2O4S ethyl 2-[1,3-dioxo-4-[(tetralin-5-ylamino)methylene]-2-isoquinolyl]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate ethyl 2-[1,3-dioxo-4-[(tetralin-5-ylamino)methylene]-2-isoquinolyl]-4,5,6,7-tetrahydrobenzothiophene-3-carboxylate 526.6
6821424 C26H22N2O4 4-[(4-acetylanilino)methylene]-2-[(4-methoxyphenyl)methyl]isoquinoline-1,3-dione 4-[(4-acetylanilino)methylene]-2-[(4-methoxyphenyl)methyl]isoquinoline-1,3-dione 426.5
6821425 C19H17ClN2O3 2-(4-chlorophenyl)-4-[1-[(3-methoxyphenyl)methylamino]ethylidene]oxazol-5-one 2-(4-chlorophenyl)-4-[1-[(3-methoxyphenyl)methylamino]ethylidene]oxazol-5-one 356.8
6821426 C17H12BrCl2N3O 2-(4-bromophenyl)-4-[(2,3-dichloroanilino)methylene]-5-methyl-pyrazol-3-one 2-(4-bromophenyl)-4-[(2,3-dichloroanilino)methylene]-5-methyl-pyrazol-3-one 425.1
6821427 C18H17ClN4O2S 4-chloro-N'-[[3-(4-ethylphenyl)pyrazol-4-ylidene]methyl]benzenesulfonohydrazide 4-chloro-N'-[[3-(4-ethylphenyl)pyrazol-4-ylidene]methyl]benzenesulfonohydrazide 388.9
6821428 C15H18N4O5 ethyl 3-[(2,4,6-trimethoxyphenyl)hydrazono]pyrazole-4-carboxylate ethyl 3-[(2,4,6-trimethoxyphenyl)hydrazono]pyrazole-4-carboxylate 334.33
6821429 C18H17N5O2 2-ethoxy-4-[[2-(5-phenyl-1,2,4-triazin-3-yl)hydrazino]methylene]cyclohexa-2,5-dien-1-one 2-ethoxy-4-[[2-(5-phenyl-1,2,4-triazin-3-yl)hydrazino]methylene]cyclohexa-2,5-dien-1-one 335.4
6821430 C27H26N2O2 2-(3,4-dimethylphenyl)-4-[(2,4,6-trimethylanilino)methylene]isoquinoline-1,3-dione 2-(3,4-dimethylphenyl)-4-[(2,4,6-trimethylanilino)methylene]isoquinoline-1,3-dione 410.5
6821431 C16H15N3O4 4-methyl-3-nitro-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]benzohydrazide 4-methyl-3-nitro-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]benzohydrazide 313.31
6821432 C22H24N4O6S 3-[[2-[3-(tert-butylamino)-3-oxo-propyl]-2-(1,1-dioxo-1,2-benzothiazol-3-yl)hydrazino]methylene]-4-oxo-cyclohexa-1,5-diene-1-carboxylic acid 3-[[2-[3-(tert-butylamino)-3-oxo-propyl]-2-(1,1-dioxo-1,2-benzothiazol-3-yl)hydrazino]methylene]-4-oxo-cyclohexa-1,5-diene-1-carboxylic acid 472.5
6821433 C16H12BrCl2N3O4 2-[2-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(2,5-dichlorophenyl)-2-oxo-acetamide 2-[2-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(2,5-dichlorophenyl)-2-oxo-acetamide 461.1
6821434 C18H18N4O5 N-(2-methyl-4-nitro-phenyl)-4-oxo-4-[2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]butanamide N-(2-methyl-4-nitro-phenyl)-4-oxo-4-[2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]butanamide 370.4
6821435 C17H17N5O5S 4-[2-(1-isopropyl-2-oxo-indolin-3-ylidene)hydrazino]-3-nitro-benzenesulfonamide 4-[2-(1-isopropyl-2-oxo-indolin-3-ylidene)hydrazino]-3-nitro-benzenesulfonamide 403.4
6821436 C22H16N2OS 6-[5-(9-anthryl)-1,3,4-thiadiazolidin-2-ylidene]cyclohexa-2,4-dien-1-one 6-[5-(9-anthryl)-1,3,4-thiadiazolidin-2-ylidene]cyclohexa-2,4-dien-1-one 356.4
6821437 C28H29ClN4O4 2-chloro-N-[2-[4-(diethylamino)phenyl]-1-[[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide 2-chloro-N-[2-[4-(diethylamino)phenyl]-1-[[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide 521.0
6821438 C28H29ClN4O4 2-chloro-N-[2-[4-(diethylamino)phenyl]-1-[[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide 2-chloro-N-[2-[4-(diethylamino)phenyl]-1-[[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamoyl]vinyl]benzamide 521.0
6821439 C30H26N2O5 butyl 4-[5-[[3-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]iminomethyl]-2-furyl]benzoate butyl 4-[5-[[3-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-4-oxo-cyclohexa-1,5-dien-1-yl]iminomethyl]-2-furyl]benzoate 494.5
6821440 C30H26N2O5 butyl 4-[5-[[4-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]iminomethyl]-2-furyl]benzoate butyl 4-[5-[[4-(5-methyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]iminomethyl]-2-furyl]benzoate 494.5
6821441 C28H22Cl2N2O4 4-chloro-6-[[4-[4-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-methoxy-phenyl]-2-methoxy-anilino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[4-[4-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-3-methoxy-phenyl]-2-methoxy-anilino]methylene]cyclohexa-2,4-dien-1-one 521.4
6821442 C29H24N4O6 4-methyl-6-[[4-[[4-[(3-methyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]methyl]anilino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 4-methyl-6-[[4-[[4-[(3-methyl-5-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]methyl]anilino]methylene]-2-nitro-cyclohexa-2,4-dien-1-one 524.5
6821443 C21H14I2N2OS 2,4-diiodo-6-[[4-(5-methyl-1,3-benzothiazol-2-yl)anilino]methylene]cyclohexa-2,4-dien-1-one 2,4-diiodo-6-[[4-(5-methyl-1,3-benzothiazol-2-yl)anilino]methylene]cyclohexa-2,4-dien-1-one 596.2
6821444 C20H10Cl2N4O7 4-[[[2-(2,3-dichlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3-hydroxy-2,6-dinitro-cyclohexa-2,5-dien-1-one 4-[[[2-(2,3-dichlorophenyl)-1,3-benzoxazol-5-yl]amino]methylene]-3-hydroxy-2,6-dinitro-cyclohexa-2,5-dien-1-one 489.2
6821445 C18H19N5O2 N-[(5-imino-3-methyl-1-phenyl-pyrazol-4-ylidene)amino]-2,5-dimethoxy-aniline N-[(5-imino-3-methyl-1-phenyl-pyrazol-4-ylidene)amino]-2,5-dimethoxy-aniline 337.4
6821446 C22H17BrN4O4 1-(4-bromo-3-methyl-phenyl)-5-[(5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)methylene]hexahydropyrimidine-2,4,6-trione 1-(4-bromo-3-methyl-phenyl)-5-[(5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)methylene]hexahydropyrimidine-2,4,6-trione 481.3
6821447 C26H21N3O3 2-methoxy-4-[6-methyl-4-[2-(2-quinolyl)hydrazino]chromen-2-ylidene]cyclohexa-2,5-dien-1-one 2-methoxy-4-[6-methyl-4-[2-(2-quinolyl)hydrazino]chromen-2-ylidene]cyclohexa-2,5-dien-1-one 423.5
6821448 C15H15BrN2O3S 4-bromo-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)propyl]benzenesulfonohydrazide 4-bromo-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)propyl]benzenesulfonohydrazide 383.3
6821449 C23H23N7O 1-[[2-[4-(benzylamino)-6-(dimethylamino)-1,3,5-triazin-2-yl]hydrazino]methylene]naphthalen-2-one 1-[[2-[4-(benzylamino)-6-(dimethylamino)-1,3,5-triazin-2-yl]hydrazino]methylene]naphthalen-2-one 413.5
6821450 C18H18N6O2 ethyl 4-[2-(3-amino-5-imino-1-phenyl-pyrazol-4-ylidene)hydrazino]benzoate ethyl 4-[2-(3-amino-5-imino-1-phenyl-pyrazol-4-ylidene)hydrazino]benzoate 350.4
6821451 C10H11ClN6O2 4-[[(5-aminotetrazol-1-yl)amino]methylene]-2-chloro-6-ethoxy-cyclohexa-2,5-dien-1-one 4-[[(5-aminotetrazol-1-yl)amino]methylene]-2-chloro-6-ethoxy-cyclohexa-2,5-dien-1-one 282.69

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.