2-Pyridinecarboxylic acid, 5-methyl-, 1-oxide CAS 31283-69-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31283-69-9 |
| Molecular Formula | C7H7NO3 |
| Molecular Weight | 153.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Pyridinecarboxylic acid, 5-methyl-, 1-oxide (CAS 31283-69-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H7NO3. Molecular weight: 153.14 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H7NO3 |
| Molecular Weight | 153.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- Bromfenac Impurity 36 (CAS CATO-C4X-200236)
- 1,8-Bis((4-(tert-butyl)phenyl)thio)-4,5-bis(phenylthio)anthracene-9,10-dione (CAS 84434-36-6)
- Tirzepatide Impurity 17 (CAS CATO-C4X-324017)
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