A diastereoselctive trifluoromethylation of chiral N-(tolylsulfinyl)imines with (trifluoromethyl)trimethylsilane in the presence of Lewis bases such as tetrabutylammonium acetate or phenoxide proceeded smoothly to afford the corresponding trifluoromethylated adducts in good yields.
一种在路易斯碱(如四
丁基铵乙酸盐或
酚氧基)存在下,利用(trifluoromethyl)trimethylsilane对手性N-(托烯基亚磺酰)
亚胺进行的非对映体选择性三
氟甲基化反应顺利进行,产物获得了良好的产率。