Asymmetric
substitution of 2-lithiopiperidines can be achieved by dynamic resolution; the organolithium is formed as a racemic mixture by proton abstraction (or tin–lithium exchange) and is resolved in the presence of a chiral ligand.
2-
硫代
哌啶的不对称取代可以通过动态解析来实现;通过质子抽取(或
锡锂交换)形成外消旋混合物的
有机锂,并在手性
配体存在的情况下进行解析。