Speciality Chemicals

1,1,3,3-Tetramethyl-1,3-Divinyldisilazane

  • CAS No.7691-02-3
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity 1,1,3,3-Tetramethyl-1,3-Divinyldisilazane (CAS 7691-02-3) serves as a critical silylation reagent and adhesion promoter for advanced silicone resin and photoresist formulations.

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Product Technical Details

Product Overview

1,1,3,3-Tetramethyl-1,3-Divinyldisilazane is a highly specialized organosilicon intermediate designed for demanding industrial applications. As a versatile silazane derivative, this compound features reactive vinyl groups that enable efficient cross-linking and surface modification. Our manufacturing process ensures consistent batch-to-batch reliability, making it an ideal choice for semiconductor materials and high-performance polymer synthesis.

Key Chemical Properties

This compound exhibits distinct physical characteristics that facilitate its use in sensitive chemical environments. The presence of vinyl functionality allows for participation in hydrosilylation and other addition reactions, while the silazane backbone provides thermal stability. Key properties include:

  • Low viscosity for easy handling and mixing
  • High reactivity of vinyl groups for robust bonding
  • Controlled volatility with a boiling point of 160°C
  • Excellent compatibility with silicone matrices

Industrial Applications

Primarily utilized in the production of special silicone resins, this reagent acts as a crucial building block that enhances mechanical strength and thermal resistance. In the electronics sector, it functions as an adhesion promoter for negative photoresists, ensuring precise pattern transfer during lithography. Additionally, it serves as an effective silylation reagent in organic synthesis, protecting functional groups or modifying surface energy.

Technical Specifications

Items of AnalysisStandard of AnalysisTest Results
AppearanceColorless clear liquidColorless clear liquid
Assay (GC)≥96%97.5%
ConclusionConforms to Factory Standard

Storage and Handling

To maintain optimal quality, store this material in a cool, ventilated area away from direct sunlight and moisture. The product should be kept in tightly sealed containers to prevent hydrolysis. Standard safety protocols for handling flammable liquids apply, given the flash point of 34°C. We offer flexible packaging options, including 25 kg drums, to suit various production scales.