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 6,382,851 - 6,382,900 of 6,571,471
Page 127658 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6797481 C26H24ClN5O3S 2-[[5-(4-chlorophenyl)-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 2-[[5-(4-chlorophenyl)-4-(p-tolyl)-1,2,4-triazol-3-yl]sulfanyl]-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]acetohydrazide 522.0
6797482 C27H26ClN5O4S2 1-[[1-[(4-chlorophenyl)methyl]-5-morpholinosulfonyl-2-oxo-indolin-3-ylidene]amino]-3-(m-tolyl)thiourea 1-[[1-[(4-chlorophenyl)methyl]-5-morpholinosulfonyl-2-oxo-indolin-3-ylidene]amino]-3-(m-tolyl)thiourea 584.1
6797483 C26H23ClFN5O4S2 1-[[1-[(4-chlorophenyl)methyl]-5-morpholinosulfonyl-2-oxo-indolin-3-ylidene]amino]-3-(2-fluorophenyl)thiourea 1-[[1-[(4-chlorophenyl)methyl]-5-morpholinosulfonyl-2-oxo-indolin-3-ylidene]amino]-3-(2-fluorophenyl)thiourea 588.1
6797484 C17H16Br2N2O5 2-(2,6-dibromo-4-methoxy-phenoxy)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-(2,6-dibromo-4-methoxy-phenoxy)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 488.1
6797485 C16H13N4O5- 2-[2-[5-cyano-1-(2-hydroxyethyl)-4-methyl-2,6-dioxo-3-pyridylidene]hydrazino]benzoate 2-[2-[5-cyano-1-(2-hydroxyethyl)-4-methyl-2,6-dioxo-3-pyridylidene]hydrazino]benzoate 341.30
6797486 C31H23BrN4O3 6-bromo-3-[5-(4-methoxyphenyl)-1-(pyridine-4-carbonyl)pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 6-bromo-3-[5-(4-methoxyphenyl)-1-(pyridine-4-carbonyl)pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 579.4
6797487 C14H16N3OS+ ethyl-[[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]-sulfanyl-methylene]ammonium ethyl-[[2-[(2-oxo-1-naphthylidene)methyl]hydrazino]-sulfanyl-methylene]ammonium 274.36
6797489 C19H12ClFN2O2S 3-[(2-chloro-4-fluoro-phenyl)methyl]-5-(1H-indol-3-ylmethylene)thiazolidine-2,4-dione 3-[(2-chloro-4-fluoro-phenyl)methyl]-5-(1H-indol-3-ylmethylene)thiazolidine-2,4-dione 386.8
6797490 C21H15ClFN5O2 3-(2-chlorophenyl)-N'-[[3-(4-fluorophenyl)pyrazol-4-ylidene]methyl]-5-methyl-isoxazole-4-carbohydrazide 3-(2-chlorophenyl)-N'-[[3-(4-fluorophenyl)pyrazol-4-ylidene]methyl]-5-methyl-isoxazole-4-carbohydrazide 423.8
6797491 C26H19N7O4S N-[4-[2-[3-(4-nitrophenyl)-5-oxo-1-(4-phenylthiazol-2-yl)pyrazol-4-ylidene]hydrazino]phenyl]acetamide N-[4-[2-[3-(4-nitrophenyl)-5-oxo-1-(4-phenylthiazol-2-yl)pyrazol-4-ylidene]hydrazino]phenyl]acetamide 525.5
6797492 C16H19FN4O3 5-[[3-(dimethylamino)propylamino]methylene]-1-(2-fluorophenyl)hexahydropyrimidine-2,4,6-trione 5-[[3-(dimethylamino)propylamino]methylene]-1-(2-fluorophenyl)hexahydropyrimidine-2,4,6-trione 334.35
6797493 C10H16N4O2S 5-[[2-(dimethylamino)ethylamino]methylene]-1-methyl-2-thioxo-hexahydropyrimidine-4,6-dione 5-[[2-(dimethylamino)ethylamino]methylene]-1-methyl-2-thioxo-hexahydropyrimidine-4,6-dione 256.33
6797494 C26H34N4O6 N1',N12'-bis[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]dodecanedihydrazide N1',N12'-bis[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]dodecanedihydrazide 498.6
6797495 C8H7N5O5S [(3,5-dinitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]thiourea [(3,5-dinitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 285.24
6797496 C11H9BrN4O3 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-5-oxo-1,4-dihydropyrazole-4-carbohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-5-oxo-1,4-dihydropyrazole-4-carbohydrazide 325.12
6797497 C14H19N3O3 N-methyl-6-oxo-6-[2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]hexanamide N-methyl-6-oxo-6-[2-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]hexanamide 277.32
6797498 C14H9Br2ClN2O3 4-chloro-N'-[(2,3-dibromo-5-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzohydrazide 4-chloro-N'-[(2,3-dibromo-5-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]benzohydrazide 448.49
6797499 C23H17BrN4O2 2-bromo-N-[2-[(indol-3-ylidenemethylamino)carbamoyl]phenyl]benzamide 2-bromo-N-[2-[(indol-3-ylidenemethylamino)carbamoyl]phenyl]benzamide 461.3
6797500 C20H17BrN4OS 2-[[1-(4-bromophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carbonitrile 2-[[1-(4-bromophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-4,5,6,7-tetrahydrobenzothiophene-3-carbonitrile 441.3
6797501 C15H11ClN2O2 1-[(4-chlorophenyl)methyl]-3-hydroxyimino-indolin-2-one 1-[(4-chlorophenyl)methyl]-3-hydroxyimino-indolin-2-one 286.71
6797502 C18H13N9O5 1-(4-amino-1,2,5-oxadiazol-3-yl)-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-5-phenyl-triazole-4-carbohydrazide 1-(4-amino-1,2,5-oxadiazol-3-yl)-N'-[(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-5-phenyl-triazole-4-carbohydrazide 435.4
6797503 C31H24BrN3O4S 6-bromo-3-[1-(4-methoxyphenyl)sulfonyl-5-phenyl-pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 6-bromo-3-[1-(4-methoxyphenyl)sulfonyl-5-phenyl-pyrazolidin-3-ylidene]-4-phenyl-quinolin-2-one 614.5
6797504 C17H14N2OS2 6-[[(2-allylsulfanyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 6-[[(2-allylsulfanyl-1,3-benzothiazol-6-yl)amino]methylene]cyclohexa-2,4-dien-1-one 326.4
6797506 C27H23N6O3+ 2-ethyl-3-methyl-1-[2-[(7-oxo-2,3-dihydro-[1,4]dioxino[2,3-g]quinolin-8-ylidene)methyl]hydrazino]-5H-pyrido[1,2-a]benzimidazol-10-ium-4-carbonitrile 2-ethyl-3-methyl-1-[2-[(7-oxo-2,3-dihydro-[1,4]dioxino[2,3-g]quinolin-8-ylidene)methyl]hydrazino]-5H-pyrido[1,2-a]benzimidazol-10-ium-4-carbonitrile 479.5
6797507 C26H22ClN5O3S N-(5-chloro-2-methoxy-phenyl)-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide N-(5-chloro-2-methoxy-phenyl)-2-[[5-indol-3-ylidene-4-(4-methoxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanyl]acetamide 520.0
6797508 C21H23Cl2N3O4 3,4-dichloro-N-[1-[[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]benzamide 3,4-dichloro-N-[1-[[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamoyl]-2-methyl-propyl]benzamide 452.3
6797509 C20H24BrClN4O2+2 N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(2-chlorophenyl)methyl]piperazine-1,4-diium-1-yl]acetohydrazide N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-2-[4-[(2-chlorophenyl)methyl]piperazine-1,4-diium-1-yl]acetohydrazide 467.8
6797510 C18H17ClN2O3 6-[4-(4-chlorophenoxy)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-ethoxy-cyclohexa-2,4-dien-1-one 6-[4-(4-chlorophenoxy)-5-methyl-1,2-dihydropyrazol-3-ylidene]-3-ethoxy-cyclohexa-2,4-dien-1-one 344.8
6797511 C16H15N5O2S N-[[4-(2,5-dimethoxyphenyl)-2-imino-thiazol-5-ylidene]amino]pyridin-3-amine N-[[4-(2,5-dimethoxyphenyl)-2-imino-thiazol-5-ylidene]amino]pyridin-3-amine 341.4
6797512 C24H25F3N8O4 6-[[2-[4-(4-benzylpiperazin-1-yl)-6-(3,3,3-trifluoropropoxy)-1,3,5-triazin-2-yl]hydrazino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 6-[[2-[4-(4-benzylpiperazin-1-yl)-6-(3,3,3-trifluoropropoxy)-1,3,5-triazin-2-yl]hydrazino]methylene]-4-nitro-cyclohexa-2,4-dien-1-one 546.5
6797513 C21H16Cl2FN2OS+ (E)-1-(2,5-dichlorophenyl)-3-(2-fluoroanilino)-2-(3-methylpyridin-1-ium-1-yl)-3-sulfanyl-prop-2-en-1-one (E)-1-(2,5-dichlorophenyl)-3-(2-fluoroanilino)-2-(3-methylpyridin-1-ium-1-yl)-3-sulfanyl-prop-2-en-1-one 434.3
6797514 C23H16BrNO4 3-[3-[(3-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]chromen-2-one 3-[3-[(3-bromo-5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]phenyl]chromen-2-one 450.3
6797515 C24H20N4O5 4-[(4-methoxyanilino)methylene]-5-(4-methoxyphenyl)-2-(4-nitrophenyl)pyrazol-3-one 4-[(4-methoxyanilino)methylene]-5-(4-methoxyphenyl)-2-(4-nitrophenyl)pyrazol-3-one 444.4
6797516 C20H25ClN4O3+2 2-[4-[(2-chlorophenyl)methyl]piperazine-1,4-diium-1-yl]-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 2-[4-[(2-chlorophenyl)methyl]piperazine-1,4-diium-1-yl]-N'-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]acetohydrazide 404.9
6797517 C19H18N4O3S N-(4,6-dimethylpyrimidin-2-yl)-4-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]benzenesulfonamide N-(4,6-dimethylpyrimidin-2-yl)-4-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]benzenesulfonamide 382.4
6797518 C8H8N4O4 [(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]urea [(3-nitro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]urea 224.17
6797519 C19H13N5O4 1-phenyl-5-[[(4-phenyl-1,2,5-oxadiazol-3-yl)amino]methylene]hexahydropyrimidine-2,4,6-trione 1-phenyl-5-[[(4-phenyl-1,2,5-oxadiazol-3-yl)amino]methylene]hexahydropyrimidine-2,4,6-trione 375.3
6797520 C17H18N2O3 2-(2-methylphenoxy)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]acetohydrazide 2-(2-methylphenoxy)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]acetohydrazide 298.34
6797521 C19H18N2O2 4-[1-(benzylamino)propylidene]-2-phenyl-oxazol-5-one 4-[1-(benzylamino)propylidene]-2-phenyl-oxazol-5-one 306.4
6797522 C24H21ClN4O3S 4-[[1-(4-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(m-tolyl)benzenesulfonamide 4-[[1-(4-chlorophenyl)-3-methyl-5-oxo-pyrazol-4-ylidene]methylamino]-N-(m-tolyl)benzenesulfonamide 481.0
6797523 C14H10BrN3O3 2-(4-bromophenyl)-4-[[(5-methylisoxazol-3-yl)amino]methylene]oxazol-5-one 2-(4-bromophenyl)-4-[[(5-methylisoxazol-3-yl)amino]methylene]oxazol-5-one 348.15
6797524 C30H30CoN4O6+4 cobaltous bis([[2-[(4-methoxyphenyl)methylene]hydrazino]-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]oxonium) cobaltous bis([[2-[(4-methoxyphenyl)methylene]hydrazino]-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]oxonium) 601.5
6797525 C25H26N4O7 5-[[(4-methoxy-6-methyl-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isoquinolin-5-yl)methylamino]methylene]-1-(2-methoxyphenyl)hexahydropyrimidine-2,4,6-trione 5-[[(4-methoxy-6-methyl-7,8-dihydro-5H-[1,3]dioxolo[4,5-g]isoquinolin-5-yl)methylamino]methylene]-1-(2-methoxyphenyl)hexahydropyrimidine-2,4,6-trione 494.5
6797526 C18H17BrClN3O4 N-(2-bromophenyl)-3-[2-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide N-(2-bromophenyl)-3-[2-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-3-oxo-propanamide 454.7
6797527 C18H21IN4O4 N'-[[1-(4-iodophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]heptanehydrazide N'-[[1-(4-iodophenyl)-2,4,6-trioxo-hexahydropyrimidin-5-ylidene]methyl]heptanehydrazide 484.3
6797528 C21H17N3O2S 4-[[2-[3-(2-furylmethyl)-4-phenyl-thiazol-2-ylidene]hydrazino]methylene]cyclohexa-2,5-dien-1-one 4-[[2-[3-(2-furylmethyl)-4-phenyl-thiazol-2-ylidene]hydrazino]methylene]cyclohexa-2,5-dien-1-one 375.4
6797529 C11H12N2O3 5-ethoxy-3-hydroxyimino-1-methyl-indolin-2-one 5-ethoxy-3-hydroxyimino-1-methyl-indolin-2-one 220.22
6797530 C25H34N4O5 6-[1-[2-(2,4-dinitrophenyl)hydrazino]dodecylidene]-4-methyl-cyclohexa-2,4-dien-1-one 6-[1-[2-(2,4-dinitrophenyl)hydrazino]dodecylidene]-4-methyl-cyclohexa-2,4-dien-1-one 470.6
6797531 C17H22N6O2 N1',N7'-bis(pyrrol-2-ylidenemethyl)heptanedihydrazide N1',N7'-bis(pyrrol-2-ylidenemethyl)heptanedihydrazide 342.4
6797532 C19H19ClFN3O4 4-[2-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(4-fluorophenyl)-4-oxo-butanamide 4-[2-[(3-chloro-5-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]-N-(4-fluorophenyl)-4-oxo-butanamide 407.8

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.