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 6,327,351 - 6,327,400 of 6,571,471
Page 126548 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6740322 C11H16N3O2S+ [amino(ethylsulfanyl)methylene]-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]ammonium [amino(ethylsulfanyl)methylene]-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]ammonium 254.33
6740323 C11H15N3O2S 2-ethyl-3-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]isothiourea 2-ethyl-3-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]isothiourea 253.32
6740324 C11H15BrN3O2S+ [amino(ethylsulfanyl)methylene]-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]ammonium [amino(ethylsulfanyl)methylene]-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]ammonium 333.23
6740325 C11H14BrN3O2S 3-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-2-ethyl-isothiourea 3-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-2-ethyl-isothiourea 332.22
6740326 C11H15BrN3O2S+ [amino(ethylsulfanyl)methylene]-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]ammonium [amino(ethylsulfanyl)methylene]-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]ammonium 333.23
6740327 C11H14BrN3O2S 3-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-2-ethyl-isothiourea 3-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]-2-ethyl-isothiourea 332.22
6740328 C17H16N2O3 N-[4-(5,6-dimethyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]acetamide N-[4-(5,6-dimethyl-3H-1,3-benzoxazol-2-ylidene)-3-oxo-cyclohexa-1,5-dien-1-yl]acetamide 296.32
6740329 C13H11NO3 2-hydroxy-4-[(4-hydroxyanilino)methylene]cyclohexa-2,5-dien-1-one 2-hydroxy-4-[(4-hydroxyanilino)methylene]cyclohexa-2,5-dien-1-one 229.23
6740330 C17H13NO2 3-hydroxy-4-[(2-naphthylamino)methylene]cyclohexa-2,5-dien-1-one 3-hydroxy-4-[(2-naphthylamino)methylene]cyclohexa-2,5-dien-1-one 263.29
6740331 C13H10N2O2 3-amino-6-(3H-1,3-benzoxazol-2-ylidene)cyclohexa-2,4-dien-1-one 3-amino-6-(3H-1,3-benzoxazol-2-ylidene)cyclohexa-2,4-dien-1-one 226.23
6740332 C13H10N2OS 3-amino-6-(3H-1,3-benzothiazol-2-ylidene)cyclohexa-2,4-dien-1-one 3-amino-6-(3H-1,3-benzothiazol-2-ylidene)cyclohexa-2,4-dien-1-one 242.30
6740333 C14H9F3N2O3S 3-hydroxy-4-[4-(2-methylthiazol-4-yl)-5-(trifluoromethyl)isoxazol-3-ylidene]cyclohexa-2,5-dien-1-one 3-hydroxy-4-[4-(2-methylthiazol-4-yl)-5-(trifluoromethyl)isoxazol-3-ylidene]cyclohexa-2,5-dien-1-one 342.29
6740334 C15H15NO6 ethyl 5-[2-(hydroxyamino)-2-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]furan-2-carboxylate ethyl 5-[2-(hydroxyamino)-2-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]furan-2-carboxylate 305.28
6740335 C14H12N2O2 3-amino-6-(5-methyl-3H-1,3-benzoxazol-2-ylidene)cyclohexa-2,4-dien-1-one 3-amino-6-(5-methyl-3H-1,3-benzoxazol-2-ylidene)cyclohexa-2,4-dien-1-one 240.26
6740336 C15H15NO6 ethyl 5-[2-(hydroxyamino)-2-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]furan-2-carboxylate ethyl 5-[2-(hydroxyamino)-2-(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]furan-2-carboxylate 305.28
6740337 C13H9ClN2O2 4-amino-6-(5-chloro-3H-1,3-benzoxazol-2-ylidene)cyclohexa-2,4-dien-1-one 4-amino-6-(5-chloro-3H-1,3-benzoxazol-2-ylidene)cyclohexa-2,4-dien-1-one 260.67
6740338 C17H15N3O2 N-[(1-methyl-2-oxo-indolin-3-ylidene)amino]-2-phenyl-acetamide N-[(1-methyl-2-oxo-indolin-3-ylidene)amino]-2-phenyl-acetamide 293.32
6740339 C19H18N4O2 N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]-2-phenyl-acetohydrazide N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]-2-phenyl-acetohydrazide 334.4
6740340 C19H18N4O2 N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]-2-phenyl-acetohydrazide N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]-2-phenyl-acetohydrazide 334.4
6740341 C11H10N4O N'-(pyrrol-2-ylidenemethyl)pyridine-2-carbohydrazide N'-(pyrrol-2-ylidenemethyl)pyridine-2-carbohydrazide 214.22
6740342 C11H10N4O N'-(pyrrol-2-ylidenemethyl)pyridine-2-carbohydrazide N'-(pyrrol-2-ylidenemethyl)pyridine-2-carbohydrazide 214.22
6740343 C17H15N5O2 N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]pyridine-3-carbohydrazide N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]pyridine-3-carbohydrazide 321.33
6740344 C17H15N5O2 N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]pyridine-3-carbohydrazide N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]pyridine-3-carbohydrazide 321.33
6740345 C18H15N3O2 6-methyl-N'-[(2-oxo-1-naphthylidene)methyl]pyridine-3-carbohydrazide 6-methyl-N'-[(2-oxo-1-naphthylidene)methyl]pyridine-3-carbohydrazide 305.3
6740346 C18H15N3O2 6-methyl-N'-[(2-oxo-1-naphthylidene)methyl]pyridine-3-carbohydrazide 6-methyl-N'-[(2-oxo-1-naphthylidene)methyl]pyridine-3-carbohydrazide 305.3
6740347 C16H14N4O N'-(indol-3-ylidenemethyl)-6-methyl-pyridine-3-carbohydrazide N'-(indol-3-ylidenemethyl)-6-methyl-pyridine-3-carbohydrazide 278.31
6740348 C16H14N4O N'-(indol-3-ylidenemethyl)-6-methyl-pyridine-3-carbohydrazide N'-(indol-3-ylidenemethyl)-6-methyl-pyridine-3-carbohydrazide 278.31
6740349 C14H12N4O4 6-methyl-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 6-methyl-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 300.27
6740350 C14H12N4O4 6-methyl-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 6-methyl-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]pyridine-3-carbohydrazide 300.27
6740351 C18H17N5O2 6-methyl-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]pyridine-3-carbohydrazide 6-methyl-N'-[(3-methyl-5-oxo-1-phenyl-pyrazol-4-ylidene)methyl]pyridine-3-carbohydrazide 335.4
6740352 C17H13N3O3 N'-(indol-3-ylidenemethyl)-1,3-benzodioxole-5-carbohydrazide N'-(indol-3-ylidenemethyl)-1,3-benzodioxole-5-carbohydrazide 307.30
6740353 C17H13N3O3 N'-(indol-3-ylidenemethyl)-1,3-benzodioxole-5-carbohydrazide N'-(indol-3-ylidenemethyl)-1,3-benzodioxole-5-carbohydrazide 307.30
6740354 C16H13ClN4O 4-[(2-chlorophenyl)hydrazono]-5-methyl-2-phenyl-pyrazol-3-one 4-[(2-chlorophenyl)hydrazono]-5-methyl-2-phenyl-pyrazol-3-one 312.75
6740355 C18H15N3O2S N'-[(2-oxo-1-naphthylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide N'-[(2-oxo-1-naphthylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide 337.4
6740356 C18H15N3O2S N'-[(2-oxo-1-naphthylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide N'-[(2-oxo-1-naphthylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide 337.4
6740357 C16H15N5O2 (2S)-2-(benzotriazol-1-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide (2S)-2-(benzotriazol-1-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 309.32
6740358 C16H15N5O2 (2S)-2-(benzotriazol-1-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide (2S)-2-(benzotriazol-1-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]propanehydrazide 309.32
6740359 C13H11ClN2O 4-chloro-6-[[(6-methyl-2-pyridyl)amino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[(6-methyl-2-pyridyl)amino]methylene]cyclohexa-2,4-dien-1-one 246.69
6740360 C19H14N2OS 1-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]naphthalen-2-one 1-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]naphthalen-2-one 318.4
6740361 C15H11BrN2OS 4-bromo-6-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 347.2
6740362 C15H11N3O3S 6-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 313.3
6740363 C15H11ClN2OS 4-chloro-6-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[[(2-methyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 302.8
6740364 C14H13N3O3S N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide 303.34
6740365 C14H13N3O3S N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide N'-[(3-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(2-pyridylsulfanyl)acetohydrazide 303.34
6740366 C14H15ClN4O2 N'-[(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,5-dimethylpyrazol-1-yl)acetohydrazide N'-[(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,5-dimethylpyrazol-1-yl)acetohydrazide 306.75
6740367 C14H15ClN4O2 N'-[(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,5-dimethylpyrazol-1-yl)acetohydrazide N'-[(3-chloro-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-2-(3,5-dimethylpyrazol-1-yl)acetohydrazide 306.75
6740368 C18H21N5O 5-tert-butyl-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-3-carbohydrazide 5-tert-butyl-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-3-carbohydrazide 323.4
6740369 C18H21N5O 5-tert-butyl-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-3-carbohydrazide 5-tert-butyl-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-3-carbohydrazide 323.4
6740370 C17H15N3O N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide 277.32
6740371 C17H15N3O N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide N'-[(2-methylindol-3-ylidene)methyl]benzohydrazide 277.32

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.