CONJUGATE ADDITION OF ALLYLIC AND PROP-2-YNYLIC ALCOHOLS TO 3-HALOGENO-1-PHENYLSULFONYLPROP-1-ENES - SYNTHESIS AND RADICAL-INDUCED CYCLIZATION OF 2-ALKENYLOXY-3-HALOGENOPROPYLPHENYL SULFONES
R. Giovannini et M. Petrini, CONJUGATE ADDITION OF ALLYLIC AND PROP-2-YNYLIC ALCOHOLS TO 3-HALOGENO-1-PHENYLSULFONYLPROP-1-ENES - SYNTHESIS AND RADICAL-INDUCED CYCLIZATION OF 2-ALKENYLOXY-3-HALOGENOPROPYLPHENYL SULFONES, Chemical communications, (19), 1997, pp. 1829-1830
Allylic and prop-2-ynylic alcohols add in a conjugate fashion to 3-hal
ogeno-1-phenylsulfonylprop-1-enes in the presence of KF-basic alumina
and the resulting halogenoallyl sulfones can be efficiently cyclized u
sing tributyltin hydride under various conditions.