Stereoselective addition of a novel, enantiomerically pure vinyllithium reagent to prochiral carbonyl compounds
作者:Hellmut Mahler、Manfred Braun
DOI:10.1016/s0040-4039(00)95613-2
日期:——
The vinyllithium reagent ()-, generated from the alkene by bromine/lithium exchange, reacts stereoselectively with prochiral carbonyl compounds. Debromination of the adducts / affords the ()-olefins /, which can be cleaved by ozonolysis.