Trichlorohexylsilane
Pharmaceutical Materials 2025-03-02
CAS Number: 928-65-4
Molecular Formula: C6H13Cl3Si
Molecular Weight: 219.61 g/mol
Appearance: Colorless liquid
Boiling Point: 189.6°C at 760 mmHg
Flash Point: 80.3°C
Density: 1.1 g/mL at 25°C
Usage: Used as a surfactant and capping agent in chemical synthesis.
| Category | Information |
|---|---|
| Basic Information | |
| Chemical Name | Trichlorohexylsilane |
| Other Names | Hexyltrichlorosilane, NSC 139843. Trichloro(hexyl)silane |
| CAS Number | 928-65-4 |
| Chemical Formula | C6H13Cl3Si |
| Molecular Weight | 219.61 g/mol |
| Physical Properties | |
| Appearance | Colorless liquid with a pungent odor |
| Density | 1.107 g/mL at 25°C |
| Boiling Point | 191-192°C |
| Flash Point | 185°F (85°C) |
| Refractive Index | 1.443 |
| Solubility | Soluble in some organic solvents |
| Chemical Properties | |
| Functional Group | Trichlorosilane (-SiCl3) |
| Reactivity | Reacts rapidly with moisture, water, and protic solvents, releasing hydrogen chloride gas |
| Applications | |
| Uses | Used as a surfactant and capping agent in organic synthesis, particularly for functionalizing surface atoms and attaching hexyl groups on silica substrates like silica nanoparticles (SiNPs) |
| Safety Information | |
| Hazard Classification | Corrosive, toxic, and flammable |
| Risk Phrases | R14 (Reacts violently with water), R23/24/25 (Toxic by inhalation, in contact with skin, and if swallowed), R34 (Causes burns) |
| Safety Phrases | S26 (In case of contact with eyes, rinse immediately with plenty of water and seek medical advice), S27 (Take off immediately all contaminated clothing), S36/37/39 (Wear suitable protective clothing, gloves, and eye/face protection), S45 (In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible)) |
| Storage Conditions | Store in a cool, dry, well-ventilated area away from heat, sparks, and ignition sources. Keep container tightly closed and separate from oxidants, acids, and incompatible materials. |
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