Methyltrichlorosilane
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Category：Pharmaceutical Materials Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
Methyltrichlorosilane
CAS No.: 75-79-6 | EC No.: 200-900-5
Molecular Formula: CH₃Cl₃Si | Molecular Weight: 149.48 g/mol
1. Basic Properties
| Parameter | Specification |
|---|---|
| Appearance | Colorless to light yellow liquid |
| Purity | ≥98.0% (GC) |
| Melting Point | -77°C |
| Boiling Point | 66°C |
| Density (25°C) | 1.273 g/mL |
| Flash Point | -28°C (Highly flammable) |
| Refractive Index | 1.408 (20°C) |
2. Key Applications
- Silicone Production:
- Key intermediate for methylsilicone resins/oils
- Crosslinking agent in silicone rubbers
- Surface Treatment:
- Hydrophobic coatings for glass/fibers
- Electronics:
- Precursor for semiconductor-grade silicon
3. Reactivity & Handling
| Aspect | Details |
|---|---|
| Hydrolysis | Violent reaction with water (release HCl gas) |
| Storage | Dry inert atmosphere (N₂/Ar), <25°C |
| Incompatibles | Strong oxidizers, bases, moisture |
4. Safety & Regulatory
| Hazard Code | GHS Classification |
|---|---|
| H224 | Extremely flammable liquid/vapor |
| H314 | Causes severe skin burns/eye damage |
| H331 | Toxic if inhaled |
PPE Requirements:
- Chemical-resistant gloves (Viton®)
- Face shield + vapor respirator
- Explosion-proof equipment
Disclaimer:
The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.
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