1,3-Dichloro-1,1,3,3-tetraisopropylpropanedisiloxane CAS NO.69304-37-6 is an important organic silicon product, commonly abbreviated as DCPDMS. It is a colorless, volatile liquid with a mild and sweet odor. It is miscible in many organic solvents, but insoluble in water. DCPDMS plays an important role in the organic silicon industry, widely used in the preparation of various organic silicon products, such as hydroxysilicone oil, silicone rubber, silicone resin, and coupling agents. With the increasing demand for cost-effectiveness of organic silicon products in the market, the fine adjustment of the structure of DCPDMS has become increasingly important.

 What is 1,3-Dichloro-1,1,3,3-tetraisopropylpropanedisiloxane CAS NO.69304-37-6 ?



1,3-Dichloro-1,1,3,3-tetraisopropylpropanedisiloxane(DCPDMS) CAS NO.69304-37-6 has two chlorine atoms and four isopropyl groups, its molecular formula is C12H28Cl2OSi2, with a relative molecular weight of 315.43 g/mol.

What are properties of 1,3-Dichloro-1,1,3,3-tetraisopropylpropanedisiloxane CAS NO.69304-37-6 ?

  • Form: Liquid
  • Color: Colorless
  • Odour: Mild, sweet
  • Reactive density: 0.986g/mL at 25 °C(lit.)
  • Boiling point: 120°C at 1.5 mm Hg
  • Vapour pressure: < 1 mm Hg at 25°C
  • Water solubility: Insoluble in water.

What are applications of 1,3-Dichloro-1,1,3,3-tetraisopropylpropanedisiloxane CAS NO.69304-37-6 ?

  1. Silicone rubber production: DCPDMS is often used as a cross-linking agent for silicone rubber. Silicone rubber is an elastic material that is stable at high temperatures and resistant to chemical corrosion, making it widely used in the manufacturing of seals, insulation, and high-temperature components.
  2. Production of silicone oil and silicone grease: DCPDMS can be used to produce various types of silicone oil and silicone grease, which have a wide range of applications in lubrication, waterproofing, insulation, etc., such as in the mechanical, electrical, and automotive industries.
  3. Lubricants and anti adhesion agents: Due to their unique chemical properties, DCPDMS can be used as a lubricant and anti adhesion agent to reduce friction, improve surface smoothness, and prevent adhesion.
  4. Electronic materials: DCPDMS can play a role in the preparation of electronic materials, such as as as insulation materials or sealing materials for electronic components.

Silicone rubber                              silicone grease



Please follow us on Linkedin