4-Methyloxazole-2-carboxylic acid (sodium) CAS 2137530-82-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2137530-82-4 |
| Molecular Formula | C5H4NNaO3 |
| Molecular Weight | 149.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Methyloxazole-2-carboxylic acid (sodium) (CAS 2137530-82-4) pharmaceutical standards reference standard. Molecular formula: C5H4NNaO3. Molecular weight: 149.08 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H4NNaO3 |
| Molecular Weight | 149.08 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) | 4.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 1 |
Related Methyloxazole Standards
- 2-Methyloxazole-5-carbonyl chloride (CAS 1443210-11-4)
- 4-Methyloxazole-5-carbonyl chloride (CAS 62348-24-7)
- Ethyl 2-Methyloxazole-4-carboxylate (CAS 10200-43-8)
- 5-Ethyl-2-methyloxazole-4-carboxylic acid (CAS 113366-75-9)
- Methyl 2-Methyloxazole-5-acetate (CAS 1276083-60-3)
- 4-Ethyl-2-methyloxazole-5-carboxylic acid (CAS 1564709-36-9)
- Ethyl 4-methyloxazole-2-carboxylate (CAS 90892-99-2)
- Ethyl 4-Methyloxazole-5-carboxylate (CAS 20485-39-6)
Recommended Standards
- Chlorpyrifos Impurity 1 (CAS 167100-86-9)
- dimethyl (cyanomethyl)phosphonate (CAS 21658-92-4)
- Niobiumsilicide (CAS 12034-80-9)
- 5-(Isothiocyanatomethyl)-1,3-benzodioxole (CAS 4430-47-1)
- 2,2-Dichloro-1,1-bis(4-chlorophenyl)ethanol (CAS 3567-18-8)
- Isoquinolin-1-amine hydrochloride (CAS 60448-38-6)
- 5(S)-HEPE (CAS 92008-51-0)
- (E)-3-(4-Bromo-3-chlorophenyl)acrylic acid (CAS 1022081-97-5)
- Sitagliptin Impurity 171 (CAS CATO-C4X-1144171)
- C-Peptide 2 (rat) (CAS 41594-08-5)
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