Octadecyltrimethoxysilane Properties, Molecular Formula, Applications - WorldOfChemicals

Octadecyltrimethoxysilane Properties


Molecule Structure Image



Octadecyltrimethoxysilane is an organosilicon compound. It is used for preparing hydrophobic coatings and self-assembled monolayers. It is sensitive toward water, irreversibly degrading to a siloxane polymer.

Chemical Properties

Appearance Colorless liquid
Boiling Point 170 °C
CAS Number 3069-42-9
Density 0.883 g/cm3
EINECS Number 221-339-2
InChI 1S/C21H46O3Si/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-25(22-2,23-3)24-4/h5-21H2,1-4H3
Molar Mass 374.68 g/mol
Molecular Formula C21H46O3Si
Refractive 1.438-1.44 n/D
Synonyms n-Octadecyltrimethoxysilane;Trimethoxyoctadecylsilane;OTMS
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