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Gelest SIT8192.0

Gelest N-(TRIETHOXYSILYLPROPYL)-O-POLYETHYLENE OXIDE URETHANE, 95% (SIT8192.0) is a hydroxy-functional trialkoxy silane used as a hydrophilic surface modifier. It functions as a coupling agent, intermediate, and surface modifier and is commonly used in chemical production.

Chemical Name: Poly(oxy-1,2-ethanediyl), α-[[[3-(triethoxysilyl)propyl]amino]carbonyl]-ω-hydroxy-

CAS Number: 74695-91-3

Functions: Coupling Agent, Intermediate, Surface Modifier

Chemical Family: Alkoxides

Safety Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Base Chemicals Functions
CASE Ingredients Functions
Molecular formula
C₁₀H₂₂NO₄SiO(CH₂CH₂O)₄ - ₆H
Chemical Structure

Gelest SIT8192.0 - Chemical Structure

Features & Benefits

Product Features
  • Hydroxy functional trialkoxy silane
  • Contains some bis(urethane) analog
  • Hydrophilic surface modifier

Applications & Uses

Markets
Applicable Processes
Applications

Forms PEGylated glass surfaces suitable for capillary electrophoresis.

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Density1.09g/ml
Molecular Weight400 - 500g/mol
Refractive Index (at 20°C)1.454
Purity95.0%
Viscosity (at 25°C)100 - 400cSt
Hydrolytic Sensitivity7 (Reacts slowly with moisture/water)

Packaging & Availability

Packaging Information
  • 25 g
  • 100 g
  • 2 kg
  • Packaging under : Nitrogen