Diastereoselection in trimethylsilyl trifluoromethanesulphonatecatalyzed reaction of silyl ketene acetals with imines
作者:Giuseppe Guanti、Enrica Narisano、Luca Banfi
DOI:10.1016/s0040-4039(00)96501-8
日期:1987.1
The trimethylsilyl trifluoromethanesulphonate catalyzed condensation of silylketeneacetals with imines afforded β-amino esters with prevalent relative diastereoselectivity (up to 100%). Some β-amino esters have been then cyclized to β-lactams.