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Polysilyne : ウィキペディア英語版
Polysilyne
Polysilynes are organosilicon compounds with the formula ()n. Although their name suggests a relationship to alkynes, polysilynes are a class of silicon-based random network polymers primarily composed of tetrahedral silicon centers, each connected to one carbon and three Si centers. These compounds are prepared by Wurtz coupling of alkyltrichlorosilanes (RSiCl3):
:3 Na + RSiCl3 → ()n + 3 NaCl
The methyl and hexyl derivatives have been described. PMSy is a dark yellow powder.〔 "Methods of preparing polysilynes"〕 With some solvents (tetrahydrofuran, ether, toluene etc.) it forms a colloidal suspension that is clear and non-viscous, which may then be deposited as a film or coating on various substrates. Upon thermolysis, poly(methylsilyne) decomposes to silicon carbide.
==References==


抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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