Losartan EP Impurity L CAS 230971-71-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 230971-71-8 |
| Molecular Formula | C44H44Cl2N12O |
| Molecular Weight | 827.81 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Losartan EP Impurity L (CAS 230971-71-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C44H44Cl2N12O. Molecular weight: 827.81 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C44H44Cl2N12O |
| Molecular Weight | 827.81 g/mol |
| Purity | >95% |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 28.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2022 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 12 |
Related Losartan Standards
- Losartan EP Impurity M (CAS 230971-72-9)
- Losartan Impurity 33 (CAS CATO-C4X-168333)
- Losartan Potassium EP Impurity M (CAS 212316-88-6（free base）)
- Losartan alpha-Butyl-Losartan Aldehyde Adduct (CAS 1159977-48-6)
- Losartan Impurity 20 (CAS 1846587-44-7)
- Losartan Impurity 52 (CAS CATO-C4X-168352)
- Losartan impurity 32 (CAS CATO-C4X-168332)
- Losartan Impurity N3 (CAS 133910-00-6)
Recommended Standards
- (p-Benzoquinone)bis(triphenylphosphine)platinum (CAS 32648-87-6)
- ([1,1′-Biphenyl]-2-yldicyclohexylphosphine)[1,1,1-trifluoro-N-[(trifluoromethyl)sulfonyl]methanesulfonamidato-κN]gold (CAS 1016161-75-3)
- (S,R,S)-AHPC-PEG6-C4-Cl (CAS 1835705-59-3)
- Rimegepant Impurity 27 (CAS CATO-C4X-248727)
- Zolmitriptan Impurity 34 HCl (CAS 139264-57-6)
- Sertraline Phenyl Keto Intermediate (CAS 14578-68-8)
- 5-Methoxy-4-[(4-methoxybenzyl)oxy]-2-nitrobenzoic Acid (CAS 1643979-88-7)
- 4,4'-(1,2-Diphenylethene-1,2-diyl)dibenzaldehyde (CAS 1353290-58-0)
- 2-Chloro-5-((2,4-dichlorophenoxy)methyl)thiazole (CAS 339018-27-8)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
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