Speciality Chemicals

Tetramethyldisiloxane

  • CAS No.3277-26-7
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity Tetramethyldisiloxane for PECVD and organic synthesis. Ideal for low-temperature glass deposition and reductive halogenation processes.

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Product Technical Details

Product Overview

Tetramethyldisiloxane is a highly versatile organosilicon compound that serves as a critical reagent in advanced material science and organic synthesis. Recognized for its unique hydrosilane structure, this chemical facilitates precise molecular modifications and surface coatings. Our manufacturing process ensures exceptional consistency, making it an ideal choice for industries demanding high-performance chemical precursors. The compound is characterized by its low viscosity and high reactivity, which enables efficient processing in various industrial applications ranging from electronics to fine chemicals.

As a leading global manufacturer, we prioritize quality assurance through rigorous testing protocols. Each batch undergoes comprehensive gas chromatography analysis to verify purity levels exceeding industry standards. This commitment to excellence ensures that clients receive a product capable of delivering reliable results in sensitive electronic and pharmaceutical manufacturing environments. We understand the critical nature of supply chain stability and offer scalable production capacities to meet diverse project requirements.

Technical Specifications

The physical and chemical properties of Tetramethyldisiloxane are meticulously controlled to meet specific operational requirements. Key parameters include density, boiling point, and refractive index, all of which influence its performance in deposition and synthesis processes. Maintaining strict control over these variables is essential for achieving reproducible outcomes in high-precision applications. The following table outlines the standard specifications for our premium grade material:

Parameter Value
CAS Number 3277-26-7
Molecular Formula C4H14OSi2
Molecular Weight 134.32 g/mol
Purity (GC) ≥99.0%
Appearance Colorless or yellowish transparent liquid
Boiling Point 70-71°C
Density 0.76 g/cm³
Flash Point -12°C

Industrial Applications

This specialized chemical is extensively utilized in Plasma Enhanced Chemical Vapor Deposition (PECVD) processes. It enables the deposition of high-quality glass films on various substrates at significantly lower temperatures compared to traditional methods. This capability is crucial for protecting heat-sensitive materials while maintaining optimal optical and mechanical properties. The low-temperature operation reduces energy consumption and prevents thermal damage to underlying components, making it indispensable in semiconductor and display manufacturing.

Furthermore, Tetramethyldisiloxane acts as a potent reducing agent in organic synthesis, specifically for the reductive halogenation of aldehydes and epoxides. This functionality supports the production of complex pharmaceutical intermediates and fine chemicals. Its ability to facilitate specific chemical transformations without compromising structural integrity makes it a preferred choice for research and development laboratories. Our clients leverage this versatility to innovate new materials and improve existing formulations.

  • Low-temperature glass coating for electronic components
  • Reductive halogenation in fine chemical synthesis
  • Surface modification for enhanced material durability
  • Precursor for specialized silicone polymer production
  • Research and development in organosilicon chemistry

Storage and Handling

Proper storage is essential to maintain the stability and safety of Tetramethyldisiloxane. The product should be kept in a cool, well-ventilated area away from direct sunlight and ignition sources due to its flash point of -12°C. We recommend storing the chemical in tightly sealed containers to prevent moisture absorption and oxidation, which could degrade performance. Our packaging options include 130 kg drums, with customized solutions available to meet specific logistical requirements. Safety data sheets and certificates of analysis are provided with every shipment to ensure compliance with international transport regulations. Personnel handling this material should wear appropriate personal protective equipment including gloves and eye protection.