Nucleophilic vinylic substitutions of (Z)-(β-(phenylsulfonyl)-alkenyl)iodonium tetrafluoroborates with tetrabutyl-ammonium halides: retention of configuration
作者:Masahito Ochiai、Kunio Oshima、Yukio Masaki
DOI:10.1016/0040-4039(91)80572-n
日期:1991.12
Nucleophilicvinylicsubstitutions of (Z)-(β-(phenylsulfonyl)alkenyl)-phenyliodonium tetrafluoroborates 1 with tetrabutylammonium halides (Cl, Br, and I) proceed with exclusive retention of configuration at room temperature and afford (Z)-β-(phenylsulfonyl)vinylhalides 2 in high yields.