Regiospecific friedel-crafts acylationof 6-alkoxy-2-pyrones: Preparation of substituted aromatics and anthraquinones.
作者:Michael E. Jung、Richard W. Brown
DOI:10.1016/s0040-4039(01)81903-1
日期:1981.1
Friedel-Crafts acylation of 6-alkoxy-2-pyrones gives high yields of the 5-acyl-2-pyrones which undergo regioselective cycloaddition with various dienophiles.