(e)-But-2-en-1-yltriphenylphosphonium bromide CAS 39741-81-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 39741-81-6 |
| Molecular Formula | C22H22P Br |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (e)-But-2-en-1-yltriphenylphosphonium bromide (CAS 39741-81-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H22P Br. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H22P Br |
| Molecular Weight | 397.30 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | Br-containing |
Recommended Standards
- Tert-butyl (2,2-dimethylpiperidin-4-yl)carbamate (CAS 1785257-92-2)
- 1-Ethyl-N-(5-methylisoxazol-3-yl)-1H-pyrazole-4-carboxamide (CAS 515122-60-8)
- Methyl (R)-2-amino-3,3-dimethylbutanoate (CAS 112245-08-6)
- Trazodone Impurity 4 (CAS 1263278-79-0)
- Tafluprost Impurity 5 (CAS CATO-C4X-21635)
- 4-Cbz-2-homomorpholinecarboxylic Acid (CAS 1141669-63-7)
- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
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