Tri-n-butylstannyl radical induced rearrangement of homopropargyl (but-3-ynyl) arenesulfonates: a route to novel 4-aryl-5,6-dihydro-1,2-oxathiin 2,2-dioxides
Tri-n-butylstannyl radical induced rearrangement of homopropargyl (but-3-ynyl) arenesulfonates: a route to novel 4-aryl-5,6-dihydro-1,2-oxathiin 2,2-dioxides
作者:William B. Motherwell、Andrew M. K. Pennell、Feroze Ujjainwalla
DOI:10.1039/c39920001067
日期:——
Addition of a tri-n-butylstannyl radical to arenesulfonate esters of the homopropargyl alcohol 1, leads, via ipso-substitution and subsequent 6-endo addition–elimination, to the title derivatives 5.