Benzylpenicillin Impurity 54 CAS 90962-63-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 90962-63-3 |
| Molecular Formula | C16H18N2O4S |
| Molecular Weight | 334.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Benzylpenicillin Impurity 54 (CAS 90962-63-3) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H18N2O4S. Molecular weight: 334.39 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H18N2O4S |
| Molecular Weight | 334.39 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Benzylpenicillin Standards
- Benzylpenicillin EP Impurity D (CAS 13093-87-3)
- Benzylpenicillin CP Impurity I (CAS 3264-88-8)
- Benzylpenicillin Impurity 25 (CAS 525-97-3)
- Benzylpenicillin Impurity 79 (CAS CATO-C4X-189979)
- Benzylpenicillin Impurity 10 (CAS 34104-15-9)
- Benzylpenicillin Potassium EP Impurity C (CAS 525-91-7)
- Benzylpenicillin Impurity 28 (CAS 4052-54-4)
- Benzylpenicillin Impurity 83 (CAS CATO-C4X-189983)
Recommended Standards
- Torasemide EP Impurity C (CAS 58155-35-4)
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- Cefoxitin Impurity 30 (CAS CATO-C4X-157830)
- Maribavir Impurity 35 (CAS CATO-C4X-300735)
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- 5-formyl-1-benzofuran-2-carboxylic acid (CAS 10035-38-8)
- D-γ-Glu20-Side-Tirzepatide (CAS CATO-CPTD788929)
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