Azelastine Impurity 52 CAS 1107016-94-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1107016-94-3 |
| Molecular Formula | C17H15ClO3 |
| Molecular Weight | 302.75 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Azelastine Impurity 52 (CAS 1107016-94-3) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H15ClO3. Molecular weight: 302.75 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C17H15ClO3 |
| Molecular Weight | 302.75 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
Related Azelastine Standards
- Azelastine impurity 58 (CAS CATO-C4X-139658)
- Azelastine Hydrochloride EP Impurity C (CAS 53242-76-5)
- Azelastine Impurity 45 (CAS 148960-78-5)
- Azelastine Impurity 47 (CAS CATO-C4X-139647)
- Azelastine Impurity 13 (CAS 791758-74-2)
- Azelastine Impurity 67 (CAS CATO-C4X-139667)
- Azelastine Impurity 68 (CAS CATO-C4X-139668)
- Azelastine EP Impurity D (CAS 53242-88-9)
Recommended Standards
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- Erlotinib Impurity 62 (CAS CATO-C4X-106962)
- Desloratadine impurity 66 (CAS CATO-C4X-143066)
- Paliperidone Impurity 55 (CAS CATO-C4X-172455)
- 3-Chloro-2,4,6-trifluoropyridine (CAS 1682-79-7)
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- 8-Chloropyrrolo[1,2-a]quinoxalin-4(5H)-one (CAS 160657-04-5)
- 141801-03-8 IL-1 Receptor Peptide (human) (CAS 141801-03-8)
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