Oseltamivir impurity 266 CAS 2762080-42-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2762080-42-0 |
| Molecular Formula | C14H23ClO4 |
| Molecular Weight | 290.78 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Oseltamivir impurity 266 (CAS 2762080-42-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C14H23ClO4. Molecular weight: 290.78 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C14H23ClO4 |
| Molecular Weight | 290.78 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | Cl-containing |
Related Oseltamivir Standards
- Oseltamivir Impurity 124 (CAS CATO-C4X-1720124)
- Oseltamivir Impurity 90 (CAS CATO-C4X-172090)
- Oseltamivir Impurity 93 (CAS CATO-C4X-172093)
- Oseltamivir Acid-13CD3 (CAS 187227-45-8 (unlabeled))
- Oseltamivir EP Impurity C-d3 (CAS CATO-C4X-1720233)
- Oseltamivir-d3 Acid (CAS 1242184-43-5)
- Oseltamivir impurity N1 (CAS 1268086-96-9)
- Oseltamivir Impurity 138 (CAS CATO-C4X-1720138)
Recommended Standards
- 3-(4-Chlorophenyl)adamantane-1-carboxylic acid (CAS 56531-62-5)
- Clemastine Impurity 37 (CAS CATO-C4X-183737)
- 9b-(4-Chlorophenyl)-2,3,5,9b-tetrahydro-1H-imidazo[2,1-a]isoindol-5-ol-d4 (CAS 1346601-86-2)
- Alprazolam EP Impurity A (CAS 27537-87-7)
- Doripenem Impurity 1 (CAS CATO-C4X-16211)
- Fluorouracil Impurity 31 (CAS 58629-87-1)
- 2-(Dimethylamino)-4,6-dimethylnicotinonitrile (CAS 1233123-61-9)
- Tris(4-tert-butyl-3-hydroxy-2,6-dimethylbenzyl) isocyanurate (CAS 40601-76-1)
- (2-Fluoro-6-methoxy-3-methylphenyl)boronic acid (CAS 1451392-12-3)
- Semaglutide impurity 107 (CAS CATO-C4X-2226107)
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