2004Silicone MaterialRequires access

Synthesis of silicon-substituted polysilane from disilane fraction

Xing Xin

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Abstract

Silicon substituted polysilane (SPS) was prepared by the disiane fraction produced in Direct Synthesis,via the redistribution of Si Cl with Grignard agent,obtained 11 dichlor 1122 tetramethyl disilane followed by sodium mediated condensations.The structure was confirmed by FT IR,UV and 29 Si CP MAS NMR.The results showed that the yield of 11 dichlor 1122 tetramethyl disilane was rested on the amount of Grignard agent.The yield of SPS was greatly affected by the reaction time,which was 4~5 hours.

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What this paper is about

Silicon substituted polysilane (SPS) was prepared by the disiane fraction produced in Direct Synthesis,via the redistribution of Si Cl with Grignard agent,obtained 11 dichlor 1122 tetramethyl disilane followed by sodium mediated condensations.The structure was confirmed by FT IR,UV and 29 Si CP MAS NMR.The results showed that the yield of 11 dichlor 1122 tetramethyl disilane was rested on the amount of Grignard agent.The yield of SPS was greatly affected by the reaction time,which was 4~5 hours.

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Available abstract

Silicon substituted polysilane (SPS) was prepared by the disiane fraction produced in Direct Synthesis,via the redistribution of Si Cl with Grignard agent,obtained 11 dichlor 1122 tetramethyl disilane followed by sodium mediated condensations.The structure was confirmed by FT IR,UV and 29 Si CP MAS NMR.The results showed that the yield of 11 dichlor 1122 tetramethyl disilane was rested on the amount of Grignard agent.The yield of SPS was greatly affected by the reaction time,which was 4~5 hours.

Key concepts: Disilane, Polysilane, Yield (engineering), Chemistry, Silicon, Fraction (chemistry), Redistribution (election), Nuclear chemistry

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