Cefazolin EP Impurity K (Mixture of Diastereomers) CAS 1322626-65-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1322626-65-2 |
| Molecular Formula | C14H15N9O3S3 |
| Molecular Weight | 453.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Cefazolin EP Impurity K (Mixture of Diastereomers) (CAS 1322626-65-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H15N9O3S3. Molecular weight: 453.52 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H15N9O3S3 |
| Molecular Weight | 453.52 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 9 |
| Sulfur Atoms | 3 |
Related Cefazolin Standards
- Cefazolin Impurity 86 (CAS CATO-C4X-157786)
- Cefazolin EP Impurity K (CAS 2410652-70-7)
- Cefazolin EP Impurity L (CAS CATO-C4X-157710)
- Cefazolin Impurity 41 (CAS CATO-C4X-157741)
- Cefazolin Impurity 42 (CAS 55390-53-9)
- Cefazolin Impurity P5 (CAS CATO-C4X-157749)
- Cefazolin Impurity P4 (CAS 2247245-34-5)
- Cefazolin (CAS 25953-19-9)
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