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 6,351,901 - 6,351,950 of 6,571,471
Page 127039 of 131,430
CID Formula IUPAC Name Traditional Name Mol. Weight
6765630 C12H10N2O3 N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]furan-2-carbohydrazide N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]furan-2-carbohydrazide 230.22
6765631 C15H14N2O2 N'-[(2-oxo-1-naphthylidene)methyl]cyclopropanecarbohydrazide N'-[(2-oxo-1-naphthylidene)methyl]cyclopropanecarbohydrazide 254.28
6765632 C11H12N2O2 N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]cyclopropanecarbohydrazide N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]cyclopropanecarbohydrazide 204.22
6765633 C14H12FN3OS 1-(4-fluorophenyl)-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 1-(4-fluorophenyl)-3-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]thiourea 289.33
6765634 C8H9N3O2S [(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea [(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]thiourea 211.24
6765636 C18H13ClN2O2 N'-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]naphthalene-1-carbohydrazide N'-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]naphthalene-1-carbohydrazide 324.8
6765637 C29H25N2O2+ 1-ethyl-2-[3-(1-ethylbenzo[e][1,3]benzoxazol-1-ium-2-yl)prop-2-enylidene]benzo[e][1,3]benzoxazole 1-ethyl-2-[3-(1-ethylbenzo[e][1,3]benzoxazol-1-ium-2-yl)prop-2-enylidene]benzo[e][1,3]benzoxazole 433.5
6765638 C29H25N2O2+ (2Z)-1-ethyl-2-[(Z)-3-(1-ethylbenzo[e][1,3]benzoxazol-1-ium-2-yl)prop-2-enylidene]benzo[e][1,3]benzoxazole (2Z)-1-ethyl-2-[(Z)-3-(1-ethylbenzo[e][1,3]benzoxazol-1-ium-2-yl)prop-2-enylidene]benzo[e][1,3]benzoxazole 433.5
6765639 C16H14N2O 6-[[(2Z)-2-[(E)-3-phenylprop-2-enylidene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 6-[[(2Z)-2-[(E)-3-phenylprop-2-enylidene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 250.29
6765640 C16H17N3O 6-[[(2Z)-2-[[4-(dimethylamino)phenyl]methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 6-[[(2Z)-2-[[4-(dimethylamino)phenyl]methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 267.33
6765641 C16H17N3O 6-[[(2Z)-2-[[4-(dimethylamino)phenyl]methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 6-[[(2Z)-2-[[4-(dimethylamino)phenyl]methylene]hydrazino]methylene]cyclohexa-2,4-dien-1-one 267.33
6765642 C20H14N2O 6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 298.3
6765643 C20H14N2O2 4-[(2-fluoren-9-ylidenehydrazino)methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one 4-[(2-fluoren-9-ylidenehydrazino)methylene]-3-hydroxy-cyclohexa-2,5-dien-1-one 314.3
6765644 C20H13BrN2O 4-bromo-6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 377.2
6765645 C20H13BrN2O 4-bromo-6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 377.2
6765646 C20H13ClN2O 4-chloro-6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 4-chloro-6-[(2-fluoren-9-ylidenehydrazino)methylene]cyclohexa-2,4-dien-1-one 332.8
6765647 C24H16N2O 1-[(2-fluoren-9-ylidenehydrazino)methylene]naphthalen-2-one 1-[(2-fluoren-9-ylidenehydrazino)methylene]naphthalen-2-one 348.4
6765648 C24H16N2O 1-[(2-fluoren-9-ylidenehydrazino)methylene]naphthalen-2-one 1-[(2-fluoren-9-ylidenehydrazino)methylene]naphthalen-2-one 348.4
6765649 C12H10N2O2 N-[(2-oxo-1-naphthylidene)methylamino]formamide N-[(2-oxo-1-naphthylidene)methylamino]formamide 214.22
6765650 C12H10N2O2 N-[(2-oxo-1-naphthylidene)methylamino]formamide N-[(2-oxo-1-naphthylidene)methylamino]formamide 214.22
6765651 C8H7BrN2O2 N-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]formamide N-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]formamide 243.06
6765652 C8H7BrN2O2 N-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]formamide N-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]formamide 243.06
6765653 C10H7BrN2O2S2 3-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-thioxo-thiazolidin-4-one 3-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]-2-thioxo-thiazolidin-4-one 331.2
6765654 C10H12N2O3 ethyl N-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamate ethyl N-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamate 208.21
6765655 C10H12N2O4 ethyl N-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate ethyl N-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate 224.21
6765656 C10H12N2O4 ethyl N-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate ethyl N-[(2-hydroxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate 224.21
6765657 C10H11BrN2O3 ethyl N-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamate ethyl N-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]carbamate 287.11
6765658 C11H13BrN2O4 ethyl N-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate ethyl N-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate 317.14
6765659 C11H13BrN2O4 ethyl N-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate ethyl N-[(3-bromo-5-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate 317.14
6765660 C12H13N3O2 ethyl N-(indol-3-ylidenemethylamino)carbamate ethyl N-(indol-3-ylidenemethylamino)carbamate 231.25
6765661 C12H16N2O4 ethyl N-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate ethyl N-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]carbamate 252.27
6765662 C15H9BrN2O3 2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]isoindoline-1,3-dione 2-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methylamino]isoindoline-1,3-dione 345.15
6765663 C16H12N2O4 2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]isoindoline-1,3-dione 2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methylamino]isoindoline-1,3-dione 296.28
6765664 C8H9N6O4+ [[amino(nitramido)methylene]amino]-[(3-nitrophenyl)methylene]ammonium [[amino(nitramido)methylene]amino]-[(3-nitrophenyl)methylene]ammonium 253.20
6765665 C8H8N6O4 1-nitro-2-[(Z)-(3-nitrophenyl)methyleneamino]guanidine 1-nitro-2-[(Z)-(3-nitrophenyl)methyleneamino]guanidine 252.19
6765666 C25H18N2O2 1-[[(2E)-2-(2-oxo-1,2-diphenyl-ethylidene)hydrazino]methylene]naphthalen-2-one 1-[[(2E)-2-(2-oxo-1,2-diphenyl-ethylidene)hydrazino]methylene]naphthalen-2-one 378.4
6765667 C25H18N2O2 1-[[(2E)-2-(2-oxo-1,2-diphenyl-ethylidene)hydrazino]methylene]naphthalen-2-one 1-[[(2E)-2-(2-oxo-1,2-diphenyl-ethylidene)hydrazino]methylene]naphthalen-2-one 378.4
6765668 C9H10N2OS2 methyl N-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamodithioate methyl N-[(6-oxocyclohexa-2,4-dien-1-ylidene)methylamino]carbamodithioate 226.3
6765669 C18H13ClN2O3 N'-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-hydroxy-naphthalene-2-carbohydrazide N'-[(3-chloro-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-hydroxy-naphthalene-2-carbohydrazide 340.8
6765670 C15H13N3O5 N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-nitro-benzohydrazide N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-3-nitro-benzohydrazide 315.28
6765671 C18H14N2O2 N'-[(2-oxo-1-naphthylidene)methyl]benzohydrazide N'-[(2-oxo-1-naphthylidene)methyl]benzohydrazide 290.3
6765672 C11H11N3O3S 2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]thiazol-4-one 2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]thiazol-4-one 265.29
6765673 C11H11N3O3S 2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]thiazol-4-one 2-[2-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]hydrazino]thiazol-4-one 265.29
6765674 C13H12BrN2O+ 4-bromo-6-[[(6-methylpyridin-1-ium-2-yl)amino]methylene]cyclohexa-2,4-dien-1-one 4-bromo-6-[[(6-methylpyridin-1-ium-2-yl)amino]methylene]cyclohexa-2,4-dien-1-one 292.15
6765675 C23H18F2N6O2S N'-[[2-[4-(difluoromethylsulfanyl)phenyl]imino-9-methyl-4-oxo-pyrido[1,2-a]pyrimidin-3-ylidene]methyl]pyridine-4-carbohydrazide N'-[[2-[4-(difluoromethylsulfanyl)phenyl]imino-9-methyl-4-oxo-pyrido[1,2-a]pyrimidin-3-ylidene]methyl]pyridine-4-carbohydrazide 480.5
6765676 C16H16N2O4 4-methoxy-6-[[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-methoxy-6-[[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 300.31
6765677 C16H16N2O4 4-methoxy-6-[[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-methoxy-6-[[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 300.31
6765678 C16H16N2O4 4-methoxy-6-[[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 4-methoxy-6-[[2-[(3-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]hydrazino]methylene]cyclohexa-2,4-dien-1-one 300.31
6765679 C17H14F2N4O2S 2-[4-(difluoromethylsulfanyl)phenyl]imino-3-[(hydroxyamino)methylene]-9-methyl-pyrido[1,2-a]pyrimidin-4-one 2-[4-(difluoromethylsulfanyl)phenyl]imino-3-[(hydroxyamino)methylene]-9-methyl-pyrido[1,2-a]pyrimidin-4-one 376.4
6765680 C6H7N3O3 5-[(hydroxyamino)methylene]-2-methyl-1H-pyrimidine-4,6-dione 5-[(hydroxyamino)methylene]-2-methyl-1H-pyrimidine-4,6-dione 169.14

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.