1. Materials information

English name dimethylvinylchlorosilane

CAS number 1719-58-0

EINECS 217-007-1

Molecular formula C4H9ClSi

Molecular weight 120.653

Density 0.9 ± 0.1 g/cm3

Boiling point 83.5 ± 9.0 ° C

Flash point -8.3 ± 8.7 ° C

Colorless and transparent liquid

Solubility reaction

Octa tetramethylammonium cage silsesquioxane was synthesized using ethyl orthosilicate and tetramethylammonium hydroxide as raw materials; The octamer cage type silsesquioxane containing vinyl was obtained by vinyl substitution of dimethyl vinyl chlorosilane. The structure of the octamer cage type silsesquioxane was analyzed by 29Si NMR, IR and gel permeation chromatography GPC

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