Appearance:Colorless liquid 
Properties:The relative density of 1.3417. Melting point -126.5 ℃. Boiling point of 31.8 ℃ (36.5 ℃). Refractive index 1.4020. Flash point -13.9 ℃. 
Uses:Preparation of polymeric organic silicon compounds, raw materials. Organic synthesis. 
Storage:Sealed in a cool dry place.