乙烯基三甲基硅烷

• 产品号: L16989
• CAS号: 754-05-2
• 分子式: C5H12Si
• 分子量: 100.23428
• 纯 度: 98+%

产品别名

• 标题: Vinyltrimethylsilane
• IUPAC标准名: ethenyltrimethylsilane
• IUPAC传统名: silane, ethenyltrimethyl-
• 别名: Trimethylvinylsilane

产品登记号

• EC号: 212-042-9
• MDL号: MFCD00008606
• CAS号: 754-05-2
• Beilstein号: 956572

产品性质

• 纯度: 98+%
• 沸点: 54-56°C
• 密度: 0.690
• 闪点: -24°C(-11°F)
• 熔点: -132°C
• 折射率: 1.3910
• GHS危险声明: H225-H315-H319-H335
• 欧盟危险性物质标志: 刺激性(Irritant) (Xi)
• 欧盟危险性物质标志: 易燃性(Flammable) (F)
• GHS警示性声明: P210-P280G-P243-P305+P351+P338-P403+P233
• 危险公开号: 11-36/37/38
• 安全公开号: 9-16-26-29-33-37
• TSCA收录: 是
• 联合国危险货物等级: 3
• 联合国危险货物编号: UN1993
• 联合国危险货物包装类别(PG): II

参考文献

• Useful ethylene equivalent in its reaction with electrophiles. The reactivity is controlled by the ability of the Si atom to stabilize a positive charge on a ?-carbon atom. See Appendix 4.
• Acylation under Friedel-Crafts conditions leads to vinyl ketones. Using ɑ?-unsaturated acyl halides, the products are divinyl ketones, which, under the reaction conditions, undergo the Nazarov cyclization to enones: J. Org. Chem., 45, 1046 (1980):
  
• For reviews of the Nazarov cyclization, see: Synthesis, 429 (1983); Org. React., 45, 159 (1994).
• Coupling with the electrophilic reagent generated from an aryl iodide in the presence of Pd(OAc)₂, triphenylphosphine and base, provides a route to styrenes: Chem. Lett., 1993 (1982).
• Also undergoes regioselective addition reactions with alkyllithiums: J. Chem. Soc., Perkin 1, 1131 (1983), and Grignards: Chem. Ber., 117, 383 (1984), to giveɑ-metallated products.
• For use in a 2-carbon extension of aldehydes to ɑ?-unsaturated aldehydes based on cycloaddition to the nitrone, see N-Methylhydroxylamine hydrochloride, L02202.
• For an extensive review of the reactions of vinyl (and allyl) silanes, see: Org. React., 37, 57 (1989).