synthesis of SiMe3/SiPh2Me-substituted crotyl geminal bis(silane) has been developed. This compound is a useful reagent for Ph3C+B(C6F5)4--catalyzed asymmetric Sakurai allylation and one-pot Sakurai allylation/Prins cyclization processes. Chemoselective desilylation of SiPh2Me leads to efficient chirality transfer.
已经开发了SiMe 3 / SiPh 2 Me取代的
巴豆基双(
硅烷)对映体的合成。该化合物是用于pH一个有用的试剂3 Ç + B(C 6 ˚F 5)4 - -催化的不对称樱井烯丙基化和一锅煮樱井烯丙基化/环化的Prins过程。SiPh 2 Me的
化学选择性去甲
硅烷基化导致有效的手性转移。