Cefmetazole Impurity 4 CAS 68576-47-6
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 68576-47-6 |
| Molecular Formula | C15H17N7O4S4 |
| Molecular Weight | 487.60 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Cefmetazole Impurity 4 (CAS 68576-47-6) pharmacopoeial impurity standards reference standard. Molecular formula: C15H17N7O4S4. Molecular weight: 487.60 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C15H17N7O4S4 |
| Molecular Weight | 487.60 g/mol |
| Purity | >90% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 7 |
| Sulfur Atoms | 4 |
Related Cefmetazole Standards
- Cefmetazole Impurity 20 (CAS CATO-C4X-150720)
- Cefmetazole Impurity 34 (CAS CATO-C4X-150734)
- Cefmetazole Impurity 36 (CAS CATO-C4X-150736)
- Cefmetazole Impurity 30 (CAS CATO-C4X-150730)
- Cefmetazole sodium Impurity 24 (CAS 53090-86-1)
- Cefmetazole Impurity 40 (CAS CATO-C4X-150740)
- Cefmetazole Impurity 64 (CAS CATO-C4X-150764)
- Cefmetazole Impurity 65 (CAS CATO-C4X-150765)
Recommended Standards
- 2-((4-Ethyl-5-(pyrazin-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-(6-methylbenzo[d]thiazol-2-yl)phenyl)acetamide (CAS 573945-36-5)
- Osimertinib Impurity 41 (CAS CATO-C4X-204541)
- 2-((4-Allyl-5-(furan-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-(6-methylbenzo[d]thiazol-2-yl)phenyl)acetamide (CAS 618879-97-3)
- Ceftazidime Impurity 99 (CAS CATO-C4X-121299)
- Oseltamivir Impurity 134 (CAS CATO-C4X-1720134)
- 6-Methyl-3-oxo-2-(p-tolyl)-2,3-dihydropyridazine-4-carboxylic acid (CAS 1431729-72-4)
- 2-(5-Fluoropyridin-3-yl)propanoic acid (CAS 1248414-85-8)
- 2-(4-Isopropylbenzoyl)oxazole (CAS 898759-99-4)
- 3-(3-Amino-4-methyl-1h-pyrazol-1-yl)-N,N-dimethylpropanamide (CAS 1341392-80-0)
- Neuropeptide Y (3-36) (human, rat) trifluoroacetate salt (CAS 150138-78-6)
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