Catalytic activity of bis(dialkylamino)carbenium salts in hydrosilylation reactions
作者:E. A. Chernyshev、Z. V. Belyakova、V. D. Sheludyakov、V. M. Shevchenko
DOI:10.1007/bf02496134
日期:1997.5
Bis(dialkylamino)carbenium salts [(Me2N)2CCl]+}2MCl42− (M=Ni, Pd) and [Me2NC(X)NR2]+}2PtCl62− (R=Me, All; X=H, Cl, Me) are efficient catalysts for hydrosilylation of allyl phenyl ether, triallylamine, allyl chloride, allylamine, and 1-octene with various hydrosilanes. The catalytic activity is dependent on the salt composition and the nature of the metal M, the saturated compound, and the hydrosilane
双(二烷基氨基)碳鎓盐 [(Me2N)2CCl]+}2MCl42− (M=Ni, Pd) 和 [Me2NC(X)NR2]+}2PtCl62− (R=Me, All; X=H, Cl, Me) 是烯丙基苯基醚、三烯丙基胺、烯丙基氯、烯丙基胺和 1-辛烯与各种氢硅烷的氢化硅烷化的有效催化剂。催化活性取决于盐的组成和金属 M、饱和化合物和所用氢硅烷的性质。所用催化剂通常不溶于反应混合物,具有活性且稳定。在某些情况下,碳鎓盐比 Speier 催化剂更具选择性。已经制备了新型催化剂,二氧化硅固定的二烷基氨基碳鎓盐。已经考虑了反应动力学。