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Product Code:SP207

Product Name:Triphenylsilanol

Product Introduction:

This product is synthesized from phenyl chlorosilane through controlled hydrolysis. Impurities are effectively removed via neutralization, filtration, recrystallization and drying, resulting in a high-purity product with stable and reliable batch quality. It is a white crystalline solid with stable chemical properties. Its molecules contain reactive hydroxyl groups, enabling smooth condensation polymerization. Benefiting from the diphenyl structure, it exhibits outstanding heat resistance, weather resistance and anti-aging performance. As a widely used organosilicon intermediate, it is applied to the synthesis of phenyl silicone resins and modified silicone rubbers. It can also be used to produce anti-corrosion coatings and electronic insulating materials, and finds extensive applications in organic synthesis, polymer modification and other fields.

Basic Information

  • Chinese name:三苯基硅醇
  • CAS number:[791-31-1]
  • Molecular formula:C₁₈H₁₆OSi

Structural formula

Physical properties

  • Molecular Weight:276.405
  • Relative Density(g/cm³):0.7
  • Flash Point:>200℃
  • Boiling Point:N.D.
  • Refractive Index nD201.777

Product standard

  • Q/LXB 0007-2025

Technical indicators

Project Indicator
Appearance White granular or powdery solid
Purity, % ≥99.0
Melting Point, ℃ ≥145

Characteristic advantages

  • Increase the thermal properties and flame retardancy of the resin.
  • Used as the end sealing agent of straight chain polysiloxane.
  • Molecular weight regulator of polymerization reaction.
  • Organic reaction protectant.

Application field

  • Used in pharmaceutical industry.
  • The main raw material for synthesis of BIS(TRIPHENYLSILYL)CHROMATE.
  • Used in 3D printing supplies.

Safe handling

  • Wear eye protection and protective gloves as required while handling the product.
  • Use the product in a well ventilated area.
  • Please consult our MSDS.

Use storage

  • When stored in its original container below 40°C and unopened, the shelf life is 2years. It can still be used after re-inspection.
  • Store in a cool and dry place out of direct sunlight.
  • Keep out of the reach of children.

Packaging Information

  • Available in 25KGS drum or 100KGS drum.