Catalytic asymmetric induction from prochiral cyclic acid anhydrides using cinchona alkaloids
作者:Jun Hiratake、Yukio Yamamoto、Jun'ichi Oda
DOI:10.1039/c39850001717
日期:——
Asymmetric ring-opening of prochiralcyclicacidanhydrides (1) with methanol was effected by a catalytic amount of cinchonaalkaloids (2) with an enantiomeric excess of up to 70% and the product was converted into optically active lactones.