
Propyltrimethoxysilane is an alkyl-type organosilane with the molecular formula C6H16O3Si and a molecular weight of 164.27. It is a colorless, transparent liquid that is easily hydrolyzed and cross-linkable. It possesses hydrophobic and moisture-repellent properties, as well as interface coupling and surface modification capabilities, making it a versatile basic silane additive.
| Item | Specification |
| Melting Point | N/A |
| Boiling Point | 142°C |
| Density | 0.938 g/cm³ |
| Flash Point | 32°C |
| Refractive Index | 1.391 |
| Solubility | Easily soluble in most organic solvents; hydrolyzes readily upon contact with water. |
| Stability | Protect from water, acids, and alkalis; store in a cool, sealed container. |
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