Ampicillin EP Impurity E CAS 1207726-28-0
Purity >80%In StockPharmacopoeial Impurity Standards
| CAS No. | 1207726-28-0 |
| Molecular Formula | C24H26N4O5S |
| Molecular Weight | 482.55 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ampicillin EP Impurity E (CAS 1207726-28-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C24H26N4O5S. Molecular weight: 482.55 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C24H26N4O5S |
| Molecular Weight | 482.55 g/mol |
| Purity | >80% |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Ampicillin Standards
- Ampicillin EP Impurity I (CAS 10001-82-8)
- Ampicillin Impurity 40 (CAS CATO-C4X-144340)
- Ampicillin Impurity 29 (CAS CATO-C4X-144329)
- Ampicillin Impurity 78 (CAS CATO-C4X-144378)
- Ampicillin Impurity 103 (CAS CATO-C4X-1443103)
- Ampicillin Impurity 73 (CAS CATO-C4X-144373)
- Ampicillin Impurity 31 (CAS CATO-C4X-144331)
- Ampicillin Impurity S (CAS CATO-C4X-144332)
Recommended Standards
- Cefixime Impurity 61 (CAS CATO-C4X-113961)
- TD-198946 (1-methyl-8-[4-(2-quinolinylmethoxy)phenoxy]-4,5-dihydro-1h-thieno [3,4-g]indazole-6-carboxamide) (CAS 364762-86-7)
- Amenamevir (CAS 841301-32-4)
- Alprazolam EP Impurity H (CAS 2203515-05-1)
- Voriconazole Impurity 86 (CAS CATO-C4X-136686)
- 3-(4-Bromo-3-fluorophenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1249904-48-0)
- 6-Methoxy-4-(trifluoromethyl)nicotinonitrile (CAS 1256816-89-3)
- N-(2-chlorophenyl)-2-nitrobenzamide (CAS 50622-99-6)
- (S)-3-methyl-3-nitro-2-(((S)-1-phenylethyl)amino)butanoic acid (CAS 1093192-03-0)
- Semaglutide impurity 211 (CAS CATO-C4X-2226211)
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