Synthesis of vinylic and cyclic sulfones via a radical addition-elimination sequence

Article abstract of DOI:10.1016/S0040-4039(00)89004-8

Radical attack on the double bond of 2,3-bis(phenylsulfonyl)-1-propene leads to an intermediate sulfonyl stabilized radical. This species readily fragments to produce a new vinyl sulfone which can undergo further radical cyclization to give a six ring sul