Benzylpenicillin Impurity 11 CAS 118-53-6
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 118-53-6 |
| Molecular Formula | C14H20N2O4S |
| Molecular Weight | 312.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Benzylpenicillin Impurity 11 (CAS 118-53-6) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C14H20N2O4S. Molecular weight: 312.38 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C14H20N2O4S |
| Molecular Weight | 312.38 g/mol |
| Purity | >90% |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Benzylpenicillin Standards
- Benzylpenicillin EP Impurity G (CAS CATO-C4X-189935)
- Benzylpenicillin Potassium EP Impurity H (CAS 4493-18-9)
- Benzylpenicillin Impurity 48 (CAS CATO-C4X-189948)
- Benzylpenicillin EP Impurity F (2R,4S-Isomer) (CAS 73184-06-2)
- Benzylpenicillin EP Impurity F (CAS CATO-C4X-18996)
- Benzylpenicillin (Benzathine) tetrahydrate Impurity 24 (CAS 69239-61-8)
- Benzylpenicillin EP Impurity D (CAS 13093-87-3)
- Benzylpenicillin Impurity 54 (CAS 90962-63-3)
Recommended Standards
- Cefcapene Impurity 62 (CAS CATO-C4X-182462)
- Cefcapene Impurity 42 (CAS CATO-C4X-182442)
- N-(3-Methyl-1-(4-phenylthiazol-2-yl)-1H-pyrazol-5-yl)propionamide (CAS 1020488-00-9)
- Trelagliptin Impurity 61 (CAS 2514681-74-2)
- Sitagliptin Impurity 103 (CAS CATO-C4X-1144103)
- (S)-2-(4,5-dichloro-2-fluorophenyl)pyrrolidine (CAS 1381927-81-6)
- Sodium Cromoglicate Impurity 13 (CAS 53878-47-0)
- 2-(3-Chlorophenyl)-7-hydroxy-4H-chromen-4-one (CAS 127590-88-9)
- 3,5-Bis(trifluoromethyl)phenylhydrazine (CAS 886-35-1)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
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