trimethyl-[2-(3,4,5-trifluorophenyl)ethynyl]silane CAS 299411-43-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 299411-43-1 |
| Molecular Formula | C11H11F3Si |
| Molecular Weight | 228.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
trimethyl-[2-(3,4,5-trifluorophenyl)ethynyl]silane (CAS 299411-43-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H11F3Si. Molecular weight: 228.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H11F3Si |
| Molecular Weight | 228.29 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
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- Semaglutide impurity 256 (CAS CATO-C4X-2226256)
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