Dichloromethylsilane
- CAS No.75-54-7
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-purity Dichloromethylsilane (CAS 75-54-7) is a key intermediate for silane coupling agents and methyl hydrogen silicone fluid production.
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Product Overview
Dichloromethylsilane (CAS 75-54-7) is a highly reactive organosilicon compound widely employed as a critical building block in the synthesis of specialty silicones and silane coupling agents. With its molecular formula CH₄Cl₂Si and a molecular weight of 115.03 g/mol, this colorless, volatile liquid serves as an essential precursor in advanced materials manufacturing, particularly within the polymer and surface treatment industries.
Specifications
| Molecular Formula | CH₄Cl₂Si |
|---|---|
| Molecular Weight | 115.034 g/mol |
| Appearance | Colorless clear liquid |
| Purity (GC) | ≥99.0% |
| Density | 1.105 g/cm³ |
| Melting Point | -93°C |
| Boiling Point | 41°C |
| Flash Point | -32°C |
| Refractive Index | 1.422 |
Industrial Applications
As a versatile intermediate, Dichloromethylsilane plays a pivotal role in multiple high-value chemical processes:
- Serves as a foundational raw material for the production of silane coupling agents, which enhance adhesion between organic polymers and inorganic substrates such as glass, metals, and minerals.
- Used in the synthesis of methyl hydrogen silicone fluids—key components in release coatings, water repellents, and crosslinking agents for RTV (room-temperature vulcanizing) silicones.
- Acts as a monomer or modifier in the development of functionalized silicones with tailored thermal, mechanical, and surface properties.
Due to its moisture sensitivity and flammability, strict handling protocols are required. The product is typically supplied in 200 kg steel drums under inert atmosphere and must be stored in a cool, dry, and well-ventilated area away from ignition sources and aqueous environments.
