Triphenyl(3-(trimethylsilyl)prop-2-yn-1-yl)phosphonium bromide CAS 42134-49-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42134-49-6 |
| Molecular Formula | C24H26PSi Br |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Triphenyl(3-(trimethylsilyl)prop-2-yn-1-yl)phosphonium bromide (CAS 42134-49-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H26PSi Br. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H26PSi Br |
| Molecular Weight | 453.44 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 1969 |
| Halogen Content | Br-containing |
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Recommended Standards
- Ethyl 8-chloroimidazo[1,5-a]pyrazine-1-carboxylate (CAS 1160248-06-5)
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- 2-(((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)methyl)(isopropyl)amino)acetic acid (CAS 1181974-44-6)
- Methyl 5,5-bis(4-hydroxyphenyl)pentanoate (CAS 633300-55-7)
- Semaglutide Impurity 148 (CAS CATO-C4X-2226148)
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