A new way of combining chiral auxiliaries and substrate-directable reactions for asymmetric synthesis is described that employs a three-step sequence of aldol-cyclopropanation-retro-aldol reactions for the stereoselective synthesis of enantiopure cyclopropane carboxaldehydes.
描述了一种将手性助剂和底物定向反应相结合以进行不对称合成的新方法,该方法采用三步顺序的醛醇-
环丙烷-复古-醛醇反应进行立体选择性合成对映体纯的
环丙烷甲醛。