Stereoselectivity in the Peterson reaction - application to the synthesis of BRL 49467.
作者:David Bell、Eleanor A. Crowe、Nicholas J. Dixon、Graham R. Geen、Inderjit S. Mann、Mark R. Shipton
DOI:10.1016/s0040-4020(01)89692-7
日期:——
The E:Z selectivity in the introduction of the tri-substituted double bond in BRL 49467 could be controlled by the choice of base and silyl group used in a Peterson olefination reaction. The method allowing optimum E-selectivity was developed such that it could be scaled up to 100mmol.