4-Hydroxy-3-pyridinecarboxylic Acid CAS 609-70-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 609-70-1 |
| Molecular Formula | C6H5NO3 |
| Molecular Weight | 139.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Hydroxy-3-pyridinecarboxylic Acid (CAS 609-70-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H5NO3. Molecular weight: 139.11 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H5NO3 |
| Molecular Weight | 139.11 g/mol |
| 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.) | 1957 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 3-Hydroxy-4-pyridinecarboxylic acid, 97% (CAS 10128-71-9)
- 5-Hydroxy-Pyrazinamide (CAS 13924-96-4)
- 5-Hydroxy Nicotinic Acid (CAS 27828-71-3)
- 6-Hydroxy-2-pyridinecarboxylic Acid (CAS 19621-92-2)
- 3-Hydroxy-2-pyridinecarboxylic Acid (CAS 874-24-8)
- 2-Hydroxy-4,4,4-trifluorobutyronitrile (CAS 912578-73-5)
- 5-Hydroxy-2-methoxy-4-methylpyridine (CAS 1086389-80-1)
- 3-Hydroxy-3-(tetrahydrofuran-2-yl)acrylonitrile (CAS 1221820-97-8)
Recommended Standards
- 4-Formylpyrrole-2-carboxylic Acid (CAS 7126-53-6)
- 4-Hydroxypyridine-2-carboxylic Acid (CAS 22468-26-4)
- 4-Formyl-1H-pyrazole-3-carboxamide (CAS 84999-41-7)
- 3-Oxetaneacetonitrile (CAS 1350636-97-3)
- (1R)-1-(3,5-dimethoxyphenyl)ethan-1-ol (CAS 78398-36-4)
- 3-[3-(3-Chloro-phenyl)-1-phenyl-1H-pyrazol-4-yl]-acrylic acid (CAS 381214-36-4)
- 2-(Aminomethyl)-4-cyclopropoxybenzoic acid (CAS 1243443-92-6)
- Dodecyl [2-(trifluoromethyl)phenyl] ether (CAS 150503-14-3)
- 1-[(3-Methyl-1,2,4-oxadiazol-5-yl)methyl]-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 1041580-80-6)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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