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SiSiB® PC5942

Synonym: Butyl triethoxysilane.

Chemical Structure


SiSiB® PC5941 is an alkylalkoxysilane.

It has an n-butyl organic group and a triethoxysilyl inorganic group. It provides a hydrophobic surface treatment.

Typical Physical Properties

Chemical Name: Butyltriethoxysilane
CAS No.: N/A
Empirical Formula: C10H24O3Si
Molecular Weight: 220.38
Boiling Point: 180°C [760mmHg]
Flash Point: 70°C
Color and Appearance: Clear to straw liquid
Density [25°C]: 0.89
Refractive Index [25°C]: 1.416
Purity: Min.97.0% by GC


SiSiB® PC5942 may provide a hydrophobic surface treatment for inorganic powders orfiller materials.

SiSiB® PC5941 reacts faster with water than SiSiB® PC5942. Customer may regulate the rate of hydrolysis according to actual application.


Net weight 210L steel drum or 1000L IBC container, for more details, please visit Packing Centre.

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