2-Carboxy-3-methylpyridine 1-oxide CAS 83199-81-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 83199-81-9 |
| Molecular Formula | C7H7NO3 |
| Molecular Weight | 153.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Carboxy-3-methylpyridine 1-oxide (CAS 83199-81-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H7NO3. Molecular weight: 153.14 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
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.) | 1980 |
| Nitrogen Atoms | 1 |
Related Carboxy Standards
- 2-Carboxy-6-methylpyridine 1-oxide (CAS 1125-34-4)
- 4-Carboxy-3-methylpyridine 1-oxide (CAS 131346-20-8)
- 5-Carboxy-2-methylpyridine 1-Oxide (CAS 30478-91-2)
- 5-Carboxy-2-hydroxypyridine 1-oxide (CAS 90037-89-1)
- 3-Carboxy-5-fluoropyridine 1-oxide (CAS 1526-19-8)
- (R)-1-(Carboxy(hydroxy)methyl)cyclopropanecarboxylic acid (CAS 225518-74-1)
- 2-Carboxy-4-hydroxy-3-methylpyridine 1-oxide (CAS 1330180-78-3)
- 2-Carboxy-5-methoxypyridine 1-oxide (CAS 672957-93-6)
Recommended Standards
- 2-Amino-N-hydroxypyrimidine-5-carboximidamide (CAS 930121-81-6)
- 2-Cyano-2-(oxazolidin-2-ylidene)acetamide (CAS 919290-10-1)
- 2-Amino-6-methyl-3-nitropyridine (CAS 21901-29-1)
- 1-[2-(2-methoxyethoxy)ethyl]piperazine dihydrochloride (CAS 1955561-05-3)
- N1-(cyclohexylmethyl)-N2,N2-dimethylethane-1,2-diamine (CAS 926223-43-0)
- N-(Furan-2-ylmethyl)-1,3-thiazol-2-amine (CAS 1041508-22-8)
- 3-Bromo-2,6-dichloro-4-methylquinoline (CAS 1437435-65-8)
- Benzyl 1-oxo-6-azaspiro[3.4]octane-6-carboxylate (CAS 1419101-13-5)
- 3-Hydroxypyrazine-2-carboxylic Acid (CAS 20737-42-2)
- Acetyl Tetrapeptide- 15 (CAS 928007-64-1)
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