Cefazolin 3-Hydroxymethyl Impurity Sodium Salt CAS 50971-65-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 50971-65-8 |
| Molecular Formula | C11H12N6O5S |
| Molecular Weight | 340.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Cefazolin 3-Hydroxymethyl Impurity Sodium Salt (CAS 50971-65-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H12N6O5S. Molecular weight: 340.32 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H12N6O5S |
| Molecular Weight | 340.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 1 |
Related Cefazolin Standards
- Cefazolin Impurity 11 (CAS 478494-71-2)
- Cefazolin EP Impurity J (CAS 1675245-00-7)
- Cefazolin USP Related Compound D(Diastereoisomer Mixture) (CAS 1675245-01-8)
- Cefazolin Impurity 89 (CAS CATO-C4X-157789)
- Cefazolin EP Impurity A (CAS 30246-33-4)
- Cefazolin Impurity 36 (CAS CATO-C4X-157736)
- Cefazolin EP Impurity C (CAS 56842-77-4)
- Cefazolin Impurity 70 (CAS CATO-C4X-157770)
Recommended Standards
- 6-(Furan-2-yl)-2-((3-oxobutan-2-yl)thio)-4-(trifluoromethyl)nicotinonitrile (CAS 625376-50-3)
- N-benzyl-4-(2,6-difluorobenzoyl)-1H-pyrrole-2-carboxamide (CAS 478259-84-6)
- 5-(Morpholinosulfonyl)-2-(2,2,2-trifluoroethoxy)aniline (CAS 750615-01-1)
- 4-Amino-2-(5-chlorobenzo[d]oxazol-2-yl)phenol (CAS 293737-93-6)
- 2-((1-Acetylpiperidin-4-yl)oxy)acetic acid (CAS 1342430-17-4)
- 1-[(3-Methylpiperidin-1-yl)sulfonyl]pyrrolidine-3-carboxylic acid (CAS 1839996-70-1)
- 4-Cyclodecen-1-one (CAS 26749-90-6)
- Ethyl 7-(2,3-dimethoxyphenyl)-7-oxoheptanoate (CAS 898758-11-7)
- 3-(Dimethylamino)-5-hydroxy-N-methylbenzamide (CAS 1243365-17-4)
- Semaglutide impurity 76 (CAS CATO-C4X-222676)
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