Application of the 2,3-sigmatropic rearrangement of β-sulfonyl acetylenic carbinols toward the synthesis of 1,4-bis(phenylsulfonyl)-1,3-butadienes

Article abstract of DOI:10.1016/S0040-4039(00)60172-7

Sulfenic esters of β-sulfur substituted acetylenic carbinols undergo 2,3-sigmatropic rearrangement to produce allenylic sulfoxides which were converted to 1,4-bis(phenylsulfonyl)-1,3-dienes of α,β-unsaturated ketones.