Speciality Chemicals

Diethoxydimethylsilane

  • CAS No.78-62-6
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity Diethoxydimethylsilane (CAS 78-62-6) designed for silicone resin production and surface hydrophobization. Reliable supply for industrial synthesis.

Request a Quote & Full COA

Product Technical Details

Product Overview

Diethoxydimethylsilane is a versatile organosilicon compound widely recognized for its exceptional reactivity and stability in various industrial applications. As a key functional silane, it serves as a critical building block in the synthesis of advanced silicone polymers and resins. Our grade offers superior purity levels, ensuring consistent performance in demanding chemical processes. This colorless clear liquid is engineered to meet the rigorous standards of modern manufacturing, providing reliable crosslinking capabilities and surface modification properties.

The chemical structure of Diethoxydimethylsilane allows for efficient hydrolysis and condensation reactions, making it an ideal choice for creating hydrophobic surfaces on substrates such as glass, metals, and pigments. By integrating this material into your formulation, manufacturers can achieve enhanced durability, water resistance, and adhesion in final products. We maintain strict quality control protocols to guarantee batch-to-batch consistency, supporting large-scale production requirements globally.

Key Specifications

PropertySpecification
CAS Number78-62-6
Molecular FormulaC6H16O2Si
Molecular Weight148.28 g/mol
AppearanceColorless clear liquid
Purity (GC)≥98.0%
Density0.865 g/cm3
Boiling Point114oC
Melting Point-97oC
Flash Point13oC
Refractive Index1.381

Industrial Applications

This silane derivative is primarily utilized as an additive in the production of silicone resins, where it modifies the polymer network to improve thermal stability and mechanical strength. In the coatings industry, it acts as a hydrophobizing agent, effectively repelling water and moisture from treated surfaces. This property is particularly valuable for protecting optical lenses, architectural glass, and industrial pigments from environmental degradation. Additionally, it serves as a crucial intermediate in the synthesis of more complex organosilicon compounds, facilitating the creation of specialized materials for electronics and aerospace sectors.

  • Enhances water repellency on inorganic substrates
  • Improves compatibility in silicone resin formulations
  • Acts as a crosslinker for polymer networks
  • Supports high-performance coating systems

Quality Assurance And Packaging

We understand the importance of material integrity in chemical manufacturing. Each batch of Diethoxydimethylsilane undergoes comprehensive testing via gas chromatography to verify purity levels exceeding 98.0%. A Certificate of Analysis (COA) is provided with every shipment to ensure full transparency and compliance with your internal quality standards. Our packaging options are designed to maintain product stability during transit, typically supplied in 160 kg drums. Custom packaging solutions are available upon request to accommodate specific logistical needs. For storage, we recommend keeping the material in a cool, ventilated area away from direct sunlight and moisture to preserve its chemical properties over extended periods.