Intramolecular acylation of an α-sulfonyl anion generated via halogen-metal exchange of an α-halosulfone bearing an unsymmetrical anhydride
作者:M.B. Anderson、M. Lamothe、P.L. Fuchs
DOI:10.1016/0040-4039(91)80011-t
日期:1991.1
α-Halosulfones are useful for the preparation of α-sulfonyl anions in the presence of acylating agents bearing enolizable protons. Inter- and intramolecular acylations can be effected by halogen-metal exchange at low temperature.