Ethyl 4-(3-hydroxy-4-oxopyridin-1(4H)-yl)benzoate CAS 25437-98-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25437-98-3 |
| Molecular Formula | C14H13NO4 |
| Molecular Weight | 259.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4-(3-hydroxy-4-oxopyridin-1(4H)-yl)benzoate (CAS 25437-98-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H13NO4. Molecular weight: 259.26 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H13NO4 |
| Molecular Weight | 259.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- Ethyl 4-(1H-indol-3-yl)-2,4-dioxobutanoate (CAS 51842-50-3)
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- 6-Methoxy-1H-pyrrolo[3,2-c]pyridine-3-carboxylic acid (CAS 1190313-17-7)
- (5,5-dimethyloxolan-2-yl)methanamine (CAS 1426531-82-9)
- [(N-Benzyl-N-methylammonium)methyl]trifluoroborate internal salt (CAS 1268341-00-9)
- (1r)-Cyclohexane-1,2-dicarboxylic acid (CAS 1423020-45-4)
- 4-Bromo-N-(2-cyanoethyl)benzamide (CAS 352648-21-6)
- tert-Butyl (5-bromo-3-methoxypyridin-2-yl)methylcarbamate (CAS 1138443-96-5)
- Insulin Degludec Impurity 20 (CAS CATO-C4X-215720)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com