Levocetirizine Impurity 55 CAS 705289-61-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 705289-61-8 |
| Molecular Formula | C19H23ClN2O |
| Molecular Weight | 330.85 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Levocetirizine Impurity 55 (CAS 705289-61-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H23ClN2O. Molecular weight: 330.85 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H23ClN2O |
| Molecular Weight | 330.85 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Levocetirizine Standards
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Recommended Standards
- Cetirizine EP Impurity G (CAS 109806-71-5)
- Atropine Impurity 55 (CAS CATO-C4X-148955)
- N-(4-(tert-butyl)thiazol-2-yl)-3-chlorobenzenesulfonamide (CAS 866150-36-9)
- Ibuprofen impurity 125 (CAS CATO-C4X-1082125)
- Atropine Impurity 50 (CAS CATO-C4X-148950)
- 1-(2,4-Dimethylphenoxy)-3-(3,5-dimethylpiperidin-1-yl)propan-2-ol hydrochloride (CAS 473266-93-2)
- 5-Benzo[b]thiophen-3-ylmethylene-3-methyl-2-morpholin-4-yl-3,5-dihydro-imidazol-4-one (CAS 1312024-79-5)
- 2-Amino-3-hydroxy-15-methyl-hexadecanoic Acid Ethyl Ester (CAS 750560-88-4)
- Etoposide impurity 20 (CAS CATO-C4X-202420)
- His-Aib-Semaglutide (CAS CATO-C4X-2226220)
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