Asymmetric imidazolinium-dithiocarboxylates have been found for the first time to be highly selective catalysts; in the present case, the novel organocatalysts were able to catalyze the Staudinger reaction in up to 96% ee and 99% yield.
首次发现不对称
咪唑啉鎓-二
硫代
羧酸盐是高选择性催化剂;在本例中,新型有机催化剂能够以高达 96% ee 和 99% 的产率催化施陶丁格反应。