A convenient synthesis of α-trifluoremethylated and α-perfluoroalkylated acyloins from α-hydroxy acids
作者:Masami Kawase、Teruo Kurihara
DOI:10.1016/0040-4039(94)88284-3
日期:1994.10
A novel transformation of α-hydroxy acids to α-trifluoremethylated and α-perfluoroalkylated acyloins was efficiently realized by utilizing trifluoroacetic or perfluoroalkylcarboxylic anhydrides in the presence of pyridine, in which probable intermediates were meso-ionic 1,3-dioxolium-4-olates.