Reductive desulfonylation of 2-aryl-2-benzylsulfonylacetates and -propionates with sodium amalgam. A new synthesis of 2-arylacetic and 2-arylpropionic acids.
作者:YINGCHE KUO、TOYOHIKO AOYAMA、TAKAYUKI SHIOIRI
DOI:10.1248/cpb.31.883
日期:——
Benzyl 2-aryl-2-benzylsulfonylacetates (4) and -propionates (9), of which the latter compounds were easily prepared by methylation of 4, have been conveniently converted to 2-arylacetic and -propionic acids (8 and 10) with sodium amalgam in methanol followed by aqueous treatment.