Methyltriethoxysilane
| Chemical Name: | Methyltriethoxysilane |
| Product Category: | Alkyl & Alkoxy Silanes | Silane Coupling Agent |
| Structural Formula: |  |
| CAS No.: | 2031-67-6 |
| EINECS: | 217-983-9 |
| Molecular Formula: | C7H18O3Si |
| Molecular Weight: | 178.302 |
Methyltriethoxysilane Description
Methyltriethoxysilane (CAS 2031-67-6) is an organic compound with the chemical formula C7H18O3Si. This silane plays a crucial role in the production of silicone rubber, silicone resin, and is widely used as a crosslinking agent for RTV (Room Temperature Vulcanizing) silicone.
Main Applications of Methyltriethoxysilane:
- Silicone Rubber Crosslinking Agent – Essential for RTV silicone rubber production.
- Silicone Resin Production – A key raw material for making high-performance silicone resins.
- Processing Inorganic Fillers – Used in the formulation of various inorganic fillers for improved material properties.
| Boiling point | 141 to 143 ℃ |
| Flash Point | 23°C |
| Density | 0.895g/cm3 |
| Refractive index | 1.383 (20°C) |
| Vapor pressure | 6.38mmHg at 25°C |
| Safety description | S16 |
| Hazard statement | R10 |
| Appearance | Colorless transparent liquid. |
| Uses | It is mainly used as a one-component silicone rubber crosslinking agent for RTV, and it is also a raw material for the preparation of silicone resin, and it can also process various inorganic fillers. |
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Triethoxysilane Related Products
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Methyltriethoxysilane: Guide
Methyltriethoxysilane is a colorless liquid, soluble in ethanol, benzene, and gasoline. It is produced by reacting monomethyltrichlorosilane with ethanol in the presence of a solvent.
Applications of Methyltriethoxysilane:
- Silicone Resin Production – Essential for making high-quality silicone resins.
- Fabric Finishing Agent – Improves fabric durability and performance.
- Phenylmethyl Silicone Oil – Used in making silicone oils.
- Crosslinking Agent – Ideal for RTV silicone rubber.
Chemical Properties:
Methyltriethoxysilane is easily hydrolyzed and reacts with alkali metals to form silanol salts.
