Phenoxybenzamine EP Impurity A CAS 902273-13-6
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 902273-13-6 |
| Molecular Formula | C18H22ClNO |
| Molecular Weight | 303.83 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Phenoxybenzamine EP Impurity A (CAS 902273-13-6) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C18H22ClNO. Molecular weight: 303.83 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H22ClNO |
| Molecular Weight | 303.83 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Phenoxybenzamine Standards
- Phenoxybenzamine - API Standards (CAS 59-96-1)
- Phenoxybenzamine-d5 (CAS 1188265-52-2)
- Phenoxybenzamine Impurity 3 (CAS 2512203-93-7)
- Phenoxybenzamine EP Impurity B (CAS 101-45-1)
- Phenoxybenzamine Impurity 4 (CAS 76805-26-0)
- Phenoxybenzamine EP Impurity C (CAS 854881-53-1)
- Phenoxybenzamine Impurity A (CAS 68157-86-8)
- Phenoxybenzamine-D5 Hydrochloride (CAS 1329838-45-0)
Recommended Standards
- Chlorphenoxamine (CAS 77-38-3)
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- Semaglutide impurity 256 (CAS CATO-C4X-2226256)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com