Cefmetazole CAS 56796-20-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56796-20-4 |
| Molecular Formula | C15H17N7O5S3 |
| Molecular Weight | 471.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Cefmetazole (CAS 56796-20-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H17N7O5S3. Molecular weight: 471.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H17N7O5S3 |
| Molecular Weight | 471.53 g/mol |
| Purity | 97%+ |
| 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.) | 1973 |
| Nitrogen Atoms | 7 |
| Sulfur Atoms | 3 |
Related Cefmetazole Standards
- Cefmetazole Impurity 22 (CAS CATO-C4X-150722)
- Cefmetazole Impurity 27 (CAS CATO-C4X-150727)
- Cefmetazole Impurity 28 (CAS CATO-C4X-150728)
- Cefmetazole Impurity 33 (CAS CATO-C4X-150733)
- Cefmetazole Impurity 38 (CAS CATO-C4X-150738)
- Cefmetazole Impurity 5 (CAS CATO-C4X-15075)
- Cefmetazole Impurity 62 (CAS CATO-C4X-150762)
- Cefmetazole Impurity 63 (CAS CATO-C4X-150763)
Recommended Standards
- Orforglipron impurity 120 (CAS CATO-C4X-3234120)
- 4-Benzhydryl-N-(4-(trifluoromethoxy)phenyl)piperazine-1-carbothioamide (CAS 1024200-01-8)
- Baricitinib Impurity 37 (CAS 2055723-13-0)
- alpha-(Trifluoromethyl)-6-methylpyridine-3-methanol (CAS 1226507-25-0)
- 3,4-Dihydro-1H-pyrido[1,2-a]pyrazin-8(2H)-one (CAS 856595-02-3)
- 3-Methyl-7-thioxo-6,7-dihydro-4h-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-4-one (CAS 89713-38-2)
- 2-Amino-6-(ethylamino)pyrimidin-4(3H)-one (CAS 164525-11-5)
- tert-Butyl 4-(2-methoxyphenyl)piperidine-1-carboxylate (CAS 201609-29-2)
- 2-(5-(Difluoromethoxy)-2-nitrobenzoyl)pyridine (CAS 1261678-39-0)
- Semaglutide impurity 196 (CAS CATO-C4X-2226196)
Why CATO?
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