Losartan Impurity N1 CAS 1797134-81-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1797134-81-6 |
| Molecular Formula | C33H24N4O2 |
| Molecular Weight | 508.57 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Losartan Impurity N1 (CAS 1797134-81-6) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C33H24N4O2. Molecular weight: 508.57 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C33H24N4O2 |
| Molecular Weight | 508.57 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| 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) | 24.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 4 |
Related Losartan Standards
- Losartan Impurity 26 (CAS CATO-C4X-168326)
- Losartan Impurity 25 (CAS CATO-C4X-168325)
- Losartan Impurity 39 (CAS CATO-C4X-168339)
- Losartan EP Impurity F (CAS 1332713-64-0)
- Losartan EP Impurity J (CAS 1006062-27-6)
- Losartan Impurity 48 (CAS CATO-C4X-168348)
- Losartan Impurity 40 (CAS CATO-C4X-168340)
- Losartan Impurity 41 (CAS CATO-C4X-168341)
Recommended Standards
- 2,2',2'',2'''-((2,6-Dimorpholinopyrimido[5,4-d]pyrimidine-4,8-diyl)bis(azanetriyl))tetraethanol (CAS 17239-52-0)
- 1,4,5,8-Tetraamino-2,6-bis(3-ethylphenoxy)anthracene-9,10-dione (CAS 88600-12-8)
- 1-(4-Bromobenzyl)-4-((tert-butyldiphenylsilyl)oxy)piperidine (CAS 1704082-52-9)
- Ciprofloxacin Impurity 33 (CAS CATO-C4X-136233)
- Tryptophan EP Impurity C (CAS 2922-83-0)
- (S)-2,2-dimethyl-1-(4-(trifluoromethoxy)phenyl)propan-1-amine (CAS 1388100-71-7)
- (1R,2S)-2-(3-chlorobenzoyl)cyclopentane-1-carboxylic acid (CAS 733740-13-1)
- [3-(3-Methyl-2-butenyl)-3-piperidinyl]methanol (CAS 1424940-99-7)
- 8-Fluoro-4-isopropyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 2370912-00-6)
- Des-Ser34-Gly33Tirzepatide (CAS CATO-CPTD788941)
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