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 6,350,851 - 6,350,900 of 6,571,471
Page 127018 of 131,430
| CID | Formula | IUPAC Name | Traditional Name | Mol. Weight |
|---|---|---|---|---|
| 6764566 | C25H21ClN4O4 | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 476.9 |
| 6764567 | C24H19ClN4O3 | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 446.9 |
| 6764568 | C24H19ClN4O3 | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 446.9 |
| 6764569 | C25H21ClN4O4 | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 476.9 |
| 6764570 | C25H21ClN4O4 | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 476.9 |
| 6764571 | C25H21ClN4O3 | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]-1H-pyrazole-5-carbohydrazide | 3-[4-[(2-chlorophenyl)methoxy]phenyl]-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]-1H-pyrazole-5-carbohydrazide | 460.9 |
| 6764572 | C24H19ClN4O3 | 3-[2-[(4-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[2-[(4-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 446.9 |
| 6764573 | C24H19ClN4O3 | 3-[2-[(4-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[2-[(4-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 446.9 |
| 6764574 | C24H19ClN4O3 | 3-[2-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[2-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 446.9 |
| 6764575 | C24H19ClN4O3 | 3-[2-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[2-[(2-chlorophenyl)methoxy]phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 446.9 |
| 6764576 | C18H13BrN4O4 | 3-(1,3-benzodioxol-5-yl)-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 429.2 |
| 6764577 | C18H13BrN4O4 | 3-(1,3-benzodioxol-5-yl)-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 429.2 |
| 6764578 | C18H14N4O4 | 3-(1,3-benzodioxol-5-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 350.3 |
| 6764579 | C18H14N4O4 | 3-(1,3-benzodioxol-5-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 350.3 |
| 6764580 | C22H16N4O4 | 3-(1,3-benzodioxol-5-yl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 400.4 |
| 6764581 | C22H16N4O4 | 3-(1,3-benzodioxol-5-yl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 400.4 |
| 6764582 | C20H15N5O3 | 3-(1,3-benzodioxol-5-yl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 373.4 |
| 6764583 | C20H15N5O3 | 3-(1,3-benzodioxol-5-yl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 373.4 |
| 6764584 | C21H17N5O3 | 3-(1,3-benzodioxol-5-yl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 387.4 |
| 6764585 | C21H17N5O3 | 3-(1,3-benzodioxol-5-yl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(1,3-benzodioxol-5-yl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 387.4 |
| 6764586 | C19H16Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 419.3 |
| 6764587 | C19H16Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(5-ethoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 419.3 |
| 6764588 | C18H14Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 405.2 |
| 6764589 | C18H14Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(5-methoxy-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 405.2 |
| 6764590 | C17H11BrCl2N4O2 | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(3,4-dichlorophenyl)-1H-pyrazole-5-carbohydrazide | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(3,4-dichlorophenyl)-1H-pyrazole-5-carbohydrazide | 454.1 |
| 6764591 | C17H11BrCl2N4O2 | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(3,4-dichlorophenyl)-1H-pyrazole-5-carbohydrazide | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-(3,4-dichlorophenyl)-1H-pyrazole-5-carbohydrazide | 454.1 |
| 6764592 | C17H12Cl2N4O2 | 3-(3,4-dichlorophenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 375.2 |
| 6764593 | C17H12Cl2N4O2 | 3-(3,4-dichlorophenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 375.2 |
| 6764594 | C18H14Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 405.2 |
| 6764595 | C18H14Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 405.2 |
| 6764596 | C20H16Cl2N4O | 3-(3,4-dichlorophenyl)-N-[(Z)-(2-methyl-3-phenyl-prop-2-enylidene)amino]-1H-pyrazole-5-carboxamide | 3-(3,4-dichlorophenyl)-N-[(Z)-(2-methyl-3-phenyl-prop-2-enylidene)amino]-1H-pyrazole-5-carboxamide | 399.3 |
| 6764597 | C21H14Cl2N4O2 | 3-(3,4-dichlorophenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 425.3 |
| 6764598 | C21H14Cl2N4O2 | 3-(3,4-dichlorophenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 425.3 |
| 6764599 | C19H16Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 419.3 |
| 6764600 | C19H16Cl2N4O3 | 3-(3,4-dichlorophenyl)-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(3-ethoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 419.3 |
| 6764601 | C19H13Cl2N5O | 3-(3,4-dichlorophenyl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 398.2 |
| 6764602 | C19H13Cl2N5O | 3-(3,4-dichlorophenyl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-(indol-3-ylidenemethyl)-1H-pyrazole-5-carbohydrazide | 398.2 |
| 6764603 | C18H14Cl2N4O2 | 3-(3,4-dichlorophenyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[1-(6-oxocyclohexa-2,4-dien-1-ylidene)ethyl]-1H-pyrazole-5-carbohydrazide | 389.2 |
| 6764604 | C20H15Cl2N5O | 3-(3,4-dichlorophenyl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 412.3 |
| 6764605 | C20H15Cl2N5O | 3-(3,4-dichlorophenyl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(3,4-dichlorophenyl)-N'-[(2-methylindol-3-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 412.3 |
| 6764606 | C25H24N4O2 | 3-(4-isobutylphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(4-isobutylphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 412.5 |
| 6764607 | C25H24N4O2 | 3-(4-isobutylphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-(4-isobutylphenyl)-N'-[(2-oxo-1-naphthylidene)methyl]-1H-pyrazole-5-carbohydrazide | 412.5 |
| 6764608 | C23H26N4O3 | 3-(4-isobutylphenyl)-N'-[1-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]-1H-pyrazole-5-carbohydrazide | 3-(4-isobutylphenyl)-N'-[1-(3-methoxy-4-oxo-cyclohexa-2,5-dien-1-ylidene)ethyl]-1H-pyrazole-5-carbohydrazide | 406.5 |
| 6764609 | C16H17BrN4O | N-[(Z)-(2-bromo-3-phenyl-prop-2-enylidene)amino]-5-isopropyl-1H-pyrazole-3-carboxamide | N-[(Z)-(2-bromo-3-phenyl-prop-2-enylidene)amino]-5-isopropyl-1H-pyrazole-3-carboxamide | 361.24 |
| 6764610 | C28H22N4O3 | 3-[2-(1-naphthylmethoxy)phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[2-(1-naphthylmethoxy)phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 462.5 |
| 6764611 | C28H22N4O3 | 3-[2-(1-naphthylmethoxy)phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 3-[2-(1-naphthylmethoxy)phenyl]-N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-1H-pyrazole-5-carbohydrazide | 462.5 |
| 6764612 | C25H21BrN4O3 | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | 505.4 |
| 6764613 | C25H21BrN4O3 | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | N'-[(3-bromo-6-oxo-cyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | 505.4 |
| 6764614 | C25H22N4O3 | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | 426.5 |
| 6764615 | C25H22N4O3 | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | N'-[(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]-3-[4-(2-phenylethoxy)phenyl]-1H-pyrazole-5-carbohydrazide | 426.5 |
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.