Oseltamivir Impurity 254 CAS CATO-C4X-1720254
| CAS No. | CATO-C4X-1720254 |
| Molecular Formula | C22H38N2O9 |
| Molecular Weight | 474.55 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C22H38N2O9, Oseltamivir Impurity 254 contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 474.55 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a process- or degradation-related impurity, Oseltamivir Impurity 254 (CAS CATO-C4X-1720254, C22H38N2O9) is essential for impurity profiling, related-substances testing, and forced-degradation studies in pharmaceutical development.
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
CATO manufactures Oseltamivir Impurity 254 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H38N2O9 |
| Molecular Weight | 474.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 2 |
Related Oseltamivir Standards
- Oseltamivir Impurity 167 (CAS CATO-C4X-1720167)
- Oseltamivir Impurity 168 (CAS CATO-C4X-1720168)
- Oseltamivir Glucose Adduct 1 (CAS CATO-C4X-1720182)
- Oseltamivir Glucose Adduct 23 (CAS CATO-C4X-172023)
- Oseltamivir impurity 234 (CAS CATO-C4X-1720234)
- Oseltamivir Impurity 252 (CAS CATO-C4X-1720252)
- Oseltamivir Impurity 253 (CAS CATO-C4X-1720253)
- Oseltamivir Impurity 40 (CAS CATO-C4X-172040)
Recommended Standards
- Oseltamivir Impurity 42 (CAS CATO-C4X-172042)
- Oseltamivir Impurity 49 (CAS 2413185-85-8)
- Oseltamivir Impurity 57 (CAS CATO-C4X-172057)
- Boc-Asn(Trt)-OH (CAS 132388-68-2)
- Sotalol Impurity 8 (CAS CATO-C4X-20928)
- LCZ-696 Impurity 76 (CAS CATO-C4X-169676)
- Nebivolol EP Impurity B (CAS CATO-C4X-196847)
- tert-Butyl 4,5,7,8-tetrahydropyrazolo[3,4-d]azepine-6(1H)-carboxylate (CAS 1029720-45-3)
- Eravacycline Impurity 2(TP-2905） (CAS CATO-C4X-29382)
- 5,5-Difluoro-7-methyl-2,7-diazaspiro[3.5]Nonane dihydrochloride (CAS 2306272-47-7)
- 3-Bromo-5-methyl-4-nitropyridine (CAS 1379323-18-8)
- NH2-Ph-C4-acid-NH2-Me (CAS 1263819-48-2)
- 3,6-Dichloro-4-phenylpyridazine (CAS 41373-96-0)
- Biotinyl-S6 Phosphate Acceptor Peptide trifluoroacetate salt (CAS 1815618-12-2)
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 18665070610 / Nicole.chen@cato-chem.com