1-Hydroxy-2(1H)-pyridinone CAS 822-89-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 822-89-9 |
| Molecular Formula | C5H5NO2 |
| Molecular Weight | 111.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Hydroxy-2(1H)-pyridinone (CAS 822-89-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H5NO2. Molecular weight: 111.10 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H5NO2 |
| Molecular Weight | 111.10 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 1H-pyrrole-1-carboxylic acid (CAS 21972-99-6)
- 1-Isoxazol-4-yl-ethanone (CAS 83259-37-4)
- 1H-Pyrazole-3-carbaldehyde oxime (CAS 30192-58-6)
- N-cyclohexyl-N-(phenylsulfonyl)glycine (CAS 593260-42-5)
- Ethylene Glycol Dimyristate (CAS 627-84-9)
- 4-((4-Methylthiazol-2-yl)amino)-4-oxobutanoic acid (CAS 313660-65-0)
- n-Heptadecane-d36 (CAS 39756-35-9)
- 25-Hydroxy Doxercalciferol (CAS 60133-18-8)
- Sodium 2-(3-trifluoromethyl-phenyl)-thiazole-5-carboxylic acid (CAS 2203016-81-1)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
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