2,4,6,8-四甲基-2,4,6,8-四乙烯基环四硅氧烷的合成路线有哪些？

基本信息：
中文名称 2,4,6,8-四甲基-2,4,6,8-四乙烯基环四硅氧烷
中文别名 四乙烯基四甲基环四硅氧烷;四甲基四乙烯基环四硅氧烷;
英文名称 2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
英文别名 2,4,6,8-tetramethyl-2,4,6,8-tetravinyl-2,4,6,8-tetrasila-1,3,5,7-tetraoxacyclooctane;S-Tetramethyltetravinylcyclotetrasiloxane;2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane;2,4,6,8-TetraMethyl-2,4,6,8-tetravinylcyclotetrasiloxane;Cyclotetrasiloxane,2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl;Cyclotetrasiloxane,2,4,6,8-tetramethyl-2,4,6,8-tetravinyl;2,4,6,8-tetramethyl-2,4,6,8-tetravinyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane;2,4,6,8-Tetramethyl-2,4,6,8-tetravinyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane;EINECS 219-863-1;2,3-DIHYDRO-5-METHYL-3-PHENYL-2-THIOXO-1H-QUINAZOLIN-4-ONE;Tetravinyltetramethylcyclotetrasiloxane;1,3,5,7-tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane;2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane;2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane;
CAS号 2554-06-5

合成路线：
1.通过甲基乙烯基二氯硅烷和八甲基三硅氧烷合成2,4,6,8-四甲基-2,4,6,8-四乙烯基环四硅氧烷

2.通过甲基乙烯基二氯硅烷和八甲基三硅氧烷合成2,4,6,8-四甲基-2,4,6,8-四乙烯基环四硅氧烷

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