中文名称：1,3,5,7-四乙烯基-1,3,5,7-四甲基环四硅氧烷中文别名：D'4; 2,4,6,8-四甲基-2,4,6,8-四乙烯基环四硅氧烷; 四甲基四乙烯基环四硅氧烷英文名称：1,3,5,7-Tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane英文别名：Cyclotetrasiloxane, tetraethenyltetramethyl-; Methyl vinyl cyclotetrasiloxane; Tetramethyltetravinylcyclotetrasiloxane; 2,2,4,4-tetraethenyl-6,6,8,8-tetramethyl-1,3,5,7,2,4,6,8-tetroxatetrasilocane; 2,4,6,8-tetramethyltetravinylcyclotetra-siloxane; Tetravinyltetramethylcyclotetrasiloxane; 2,4,6,8-Tetravinyl-2,4,6,8-Tetramethylcyclotetrasiloxane; TetraethenyltetramethylcycloterasiloxaneCAS号：27342-69-4;2554-06-5EINECS号：248-418-4;219-863-1分子式：C12H24O4Si4分子量：344.6586InChI：InChI=1/C12H24O4Si4/c1-9-19(10-2)14-17(5,6)13-18(7,8)15-20(11-3,12-4)16-19/h9-12H,1-4H2,5-8H3分子结构：
密度：0.967g/cm3熔点：-44℃沸点：247.805°C at 760 mmHg闪点：94.338°C蒸汽压：0.04mmHg at 25°C
产品用途：用于合成甲基乙烯基硅橡胶，改善硅橡胶性能，也用于合成乙烯基硅油和硅树脂