CAS No.: | 1185-55-3 |
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Formula: | C4h12o3si |
EINECS: | 214-685-0 |
Appearance: | Liquid |
Usage: | Oil Drilling Auxiliary Agent |
Color: | White |
Customization: |
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Common Name | Methyltrimethoxysilane | ||
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CAS Number | 1185-55-3 | Molecular Weight | 136.222 |
Density | 0.9±0.1 g/cm3 | Boiling Point | 102.5±0.0 °C at 760 mmHg |
Molecular Formula | C4H12O3Si | Melting Point | <-70ºC |
MSDS | ChineseUSA | Flash Point | 11.1±0.0 °C |
Symbol | GHS02, GHS07 |
Signal Word | Danger |
Density | 0.9±0.1 g/cm3 |
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Boiling Point | 102.5±0.0 °C at 760 mmHg |
Melting Point | <-70ºC |
Molecular Formula | C4H12O3Si |
Molecular Weight | 136.222 |
Flash Point | 11.1±0.0 °C |
Exact Mass | 136.055573 |
PSA | 27.69000 |
LogP | 0.14 |
Vapour Pressure | 38.8±0.1 mmHg at 25°C |
Index of Refraction | 1.379 |
Storage condition | 2-8°C |
Stability | Stable, but moisture sensitive. Highly flammable. Incompatible with water, strong acids, strong oxidizing agents. |
Water Solubility | decomposes |
Methyltrimethoxysilane is an organosilicon compound with the chemical formula CH3Si(OCH3)3. It is a colorless liquid that is soluble in organic solvents but immiscible with water. Methyltrimethoxysilane is widely used as a precursor in the synthesis of various silicon-based materials.
Applications: Methyltrimethoxysilane is primarily used as a precursor or intermediate in the production of various silicone-based materials. It is commonly employed in the synthesis of silans, siloxanes, and silsesquioxanes, which find applications in coatings, adhesives, sealants, and other industries. Methyltrimethoxysilane can be used as a crosslinking agent to enhance the properties of silicone polymers, such as improved adhesion and increased resistance to heat and chemicals.
Silan Coupling Agent: Methyltrimethoxysilane is often utilized as a silane coupling agent, which is a substance that promotes adhesion between different materials. It can be used to improve the bonding between inorganic materials (such as glass, ceramic, or metals) and organic polymers by providing a chemical link between them. This coupling effect is beneficial in applications such as composite materials and surface treatments.
Hydrolysis and Condensation: Methyltrimethoxysilane is susceptible to hydrolysis in the presence of water or moisture, leading to the formation of silanol (-Si-OH) groups. These silanol groups can undergo further condensation reactions, resulting in the formation of siloxane bonds (-Si-O-Si-) and the release of methano (CH3OH). These hydrolysis and condensation reactions are typically controlled to produce desired silicone-based materials with specific properties .
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