Edaravone Impurity 5 CAS 7477-67-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 7477-67-0 |
| Molecular Formula | C20H18N4O2 |
| Molecular Weight | 346.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Edaravone Impurity 5 (CAS 7477-67-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H18N4O2. Molecular weight: 346.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H18N4O2 |
| Molecular Weight | 346.38 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 4 |
Related Edaravone Standards
- Edaravone Impurity 21 (CAS 177415-76-8)
- Edaravone Glucuronide (CAS 67566-02-3)
- Edaravone impurity 38 (CAS CATO-C4X-106238)
- Edaravone impurity 54 (CAS CATO-C4X-106254)
- Edaravone Impurity N5 (CAS 16394-90-4)
- Edaravone Impurity 14 (CAS CATO-C4X-106214)
- Edaravone impurity 39 (CAS CATO-C4X-106239)
- Edaravone Impurity 59 (CAS CATO-C4X-106259)
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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