Cefotaxime EP Impurity D CAS 63527-53-7
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 63527-53-7 |
| Molecular Formula | C16H17N5O7S2 |
| Molecular Weight | 455.47 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Cefotaxime EP Impurity D (CAS 63527-53-7) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C16H17N5O7S2. Molecular weight: 455.47 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C16H17N5O7S2 |
| Molecular Weight | 455.47 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.) | 1975 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 2 |
Related Cefotaxime Standards
- Cefotaxime Impurity 27 (CAS CATO-C4X-120127)
- Cefotaxime Impurity 28 (CAS CATO-C4X-120128)
- Cefotaxime Impurity 81 (CAS CATO-C4X-120181)
- Cefotaxime (CAS 63527-52-6)
- Cefotaxime Impurity 65 (CAS CATO-C4X-120165)
- E-Cefotaxime S-Oxide (CAS 69132-42-9)
- Cefotaxime S-Oxide (CAS 97466-27-8)
- (E)-Cefotaxime S-Oxide (CAS CATO-C4X-120131)
Recommended Standards
- Etrasimod Impurity 59 (CAS CATO-C4X-321459)
- Cefixime Impurity 28 (CAS CATO-C4X-113928)
- tert-Butyl 2'-(methylthio)-4'-(((trifluoromethyl)sulfonyl)oxy)-5',8'-dihydro-7'H-spiro[cyclopropane-1,6'-pyrido[3,4-d]pyrimidine]-7'-carboxylate (CAS 2608907-06-6)
- Topicamide lmpurity 8 (CAS 87239-08-5)
- Iobitridol Impurity 13 (CAS CATO-C4X-317813)
- 5-Amino-N-methyl-1H-pyrazole-1-carboxamide (CAS 54408-76-3)
- 4-Bromo-3-(tert-butyl)phenol (CAS 103414-68-2)
- 3-(Benzo[d][1,3]dioxol-5-yl)-2-hydroxypropanoic acid (CAS 949-14-4)
- 10-amino-6-thia-1,8-diazatricyclo[7.3.0.0³,⁷]dodeca-3(7),4,8-trien-2-one (CAS 1375472-19-7)
- Semaglutide impurity 70 (CAS CATO-C4X-222670)
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