Ni-catalyzed hydroboration and hydrosilylation of olefins with diboron and silylborane
作者:Toshiyuki Kamei、Sohshi Nishino、Toyoshi Shimada
DOI:10.1016/j.tetlet.2018.06.024
日期:2018.7
Herein we report a Ni-catalyzed formal hydroboration of olefins, which afforded anti-Markovnikov-type alkylboranes with B2pin2 and a stoichiometric amount of water. Formal hydrosilylation using air- and moisture-sensitive silylboranes also proceeded under optimized conditions. The reaction with trans-stilbene and D2O resulted in 1,2-H migration, which suggested that the reaction proceeded via β-hydride
在本文中,我们报道了烯烃的Ni催化的正式硼氢化,提供了具有B 2 pin 2和化学计量的水的反马氏复合型烷基硼烷。使用对空气和湿气敏感的甲硅烷基硼烷的正式氢化硅烷化反应也在优化条件下进行。与反式二苯乙烯和D 2 O的反应导致1,2-H迁移,这表明该反应是通过β-氢化物消除和重新插入机理进行的。