A Highly Stereoselective, Modular Route to (<i>E</i>)-Vinylsulfones and to (<i>Z</i>)- and (<i>E</i>)-Alkenes
作者:Marie-Gabrielle Braun、Béatrice Quiclet-Sire、Samir Z. Zard
DOI:10.1021/ja207944c
日期:2011.10.12
A recently discovered radical fragmentation of 2-fluoro-6-pyridinoxy derivatives allows a new highlystereoselective and convergent route to (E)-vinylsulfones from allylic alcohols. Reductive desulfonylation or nickel-catalyzed couplings furnish di- and trisubstituted (E)- and (Z)-alkenes.