Cloperastine Impurity 1 CAS 5630-78-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 5630-78-4 |
| Molecular Formula | C20H24ClNO |
| Molecular Weight | 329.86 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cloperastine Impurity 1 (CAS 5630-78-4) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H24ClNO. Molecular weight: 329.86 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H24ClNO |
| Molecular Weight | 329.86 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Cloperastine Standards
- (R)-Cloperastine (CAS 132301-91-8)
- Cloperastine (CAS 3703-76-2)
- Cloperastine impurity 8 (CAS 132301-89-4)
- Cloperastine Impurity 2 (CAS 4960-10-5)
- Cloperastine Impurity 5 (CAS 75842-85-2)
- Cloperastine Impurity 3 (CAS 6954-45-6)
- Cloperastine Hydrochloride (CAS 14984-68-0)
- (S)-Cloperastine Fendizoate (Levocloperastine Fendizoate) (CAS 220329-19-1)
Recommended Standards
- Clemastine Impurity 23 (CAS CATO-C4X-183723)
- 5-(4-Chlorophenyl)-4-(2-isopropylphenyl)-4h-1,2,4-triazole-3-thiol (CAS 380346-21-4)
- 2,3,5,6-Tetrachloro-4-(trifluoromethyl)benzoyl fluoride (CAS 117338-22-4)
- Piperazine Impurity 10 (CAS CATO-C4X-242710)
- Vardenafil Impurity 36 (CAS 224788-36-7)
- 1-(2-(1,1-Dioxidothietan-3-yl)ethyl)guanidine (CAS 1871797-33-9)
- N-Methyl-1-(2-(thiophen-2-yl)thiazol-4-yl)methanamine (CAS 933701-68-9)
- 8-Chloro-6-methyl-2-phenylquinoline (CAS 22960-24-3)
- tert-Butyl 4-(6-(methoxycarbonyl)pyridin-3-yl)piperazine-1-carboxylate (CAS 1354355-85-3)
- Neuropeptide S (rat) (CAS 412938-75-1)
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