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Gelest SIT7510.3

Gelest TETRAMETHOXYSILANE, oligomeric hydrolysate (SIT7510.3) has good mechanical properties and improves adhesion. It functions as a crosslinking agent, surface modifier, water repellent, and intermediate and is commonly used in chemical production.

Chemical Name: Silicic Acid, Methyl Ester

CAS Number: 25498-02-6

Functions: Crosslinking Agent, Intermediate, Surface Modifier, Water Repellent

Chemical Family: Silanes

Safety Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Base Chemicals Functions
Molecular formula
CH₃O[(CH₃O)₂SiO]₃ - ₆CH₃
Chemical Structure

Gelest SIT7510.3 - Chemical Structure

Features & Benefits

Applications & Uses

Applicable Processes
Applications
  • Lower toxicity replacement for tetramethoxysilane
  • Highest SiO₂ content precursor for sol-gel
  • Intermediate for synthetic quartz

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Silicon Content26 - 27%
Density (at 25°C)1.17g/ml
Molecular Weight380 - 500g/mol
Refractive Index (at 20°C)1.389
Viscosity (at 25°C)6 - 9cSt
Hydrolytic Sensitivity7 (Reacts slowly with moisture/water)

Regulatory & Compliance

Chemical Inventories

Packaging & Availability

Packaging Information
  • 100 g
  • 2.5 kg
  • 20 kg