Synthesis and reactivity of β-sulfonylvinylselenonium salts: a simple stereoselective synthesis of β-functionalized (Z
)-vinyl sulfones
Abstract
The treatment of alkynylselenonium salt with )-β-sulfonylvinylselenonium salts in good yields. The alkenylselenonium salts thus prepared react with nucleophiles such as alkoxides,
)-vinyl
)-β-alkoxyvinyl