Cefazolin Impurity 42 CAS 55390-53-9
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 55390-53-9 |
| Molecular Formula | C14H14N8O4S3 |
| Molecular Weight | 454.51 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Cefazolin Impurity 42 (CAS 55390-53-9) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H14N8O4S3. Molecular weight: 454.51 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H14N8O4S3 |
| Molecular Weight | 454.51 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 8 |
| Sulfur Atoms | 3 |
Related Cefazolin Standards
- Cefazolin EP Impurity L (CAS CATO-C4X-157710)
- Cefazolin Impurity 41 (CAS CATO-C4X-157741)
- Cefazolin Impurity P5 (CAS CATO-C4X-157749)
- Cefazolin Impurity P4 (CAS 2247245-34-5)
- Cefazolin (CAS 25953-19-9)
- Cefazolin EP Impurity K (Mixture of Diastereomers) (CAS 1322626-65-2)
- Cefazolin Impurity 86 (CAS CATO-C4X-157786)
- Cefazolin EP Impurity K (CAS 2410652-70-7)
Recommended Standards
- (3S,3aS,6R,6aS)-6-{[(4-methylbenzene)sulfonyl]oxy}-hexahydrofuro[3,2-b]furan-3-yl 4-methylbenzene-1-sulfonate 66966-12-9 KS-00002BDF (CAS 66966-12-9)
- Octyl 4-O-(b-D-galactopyranosyl)-β-D-glucopyranoside (CAS 74513-17-0)
- Obacunone (CAS 751-03-1)
- Phytomenadione/Vitamin K1 Impurity 107 (CAS CATO-C4X-2207107)
- Nicardipine Impurity 26 (CAS 30625-99-1)
- 1-Bromo-4-butoxy-2-methylbutane (CAS 1494629-02-5)
- 4-(Chlorodifluoromethyl)pyrimidine-5-carbonyl chloride (CAS 185393-14-0)
- 1-(4-(Ethoxycarbonyl)-3,5-dimethyl-1H-pyrrole-2-carbonyl)piperidine-3-carboxylic acid (CAS 1142210-14-7)
- 4-ESTREN-17α-ETHYNYL-17β-OL-3-ONE ACETATE OXIME (CAS 20799-24-0)
- D-Ile27-Tirzepatide (CAS CATO-CPTD788907)
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