Stereospecific Synthesis of Vinyl(phenyl)iodonium Tetrafluoroborates via Boron-Iodane Exchange of Vinylboronic Acids and Esters with Hypervalent Phenyliodanes
作者:Masahito Ochiai、Mika Toyonari、Takema Nagaoka、Da-Wei Chen、Michio Kida
DOI:10.1016/s0040-4039(97)01571-2
日期:1997.9
Reaction of vinylboronic acids and esters with hypervalent phenyliodanes in the presence of BF3-Et2O undergoes boron-iodane exchange at O degrees C in dichloromethane yielding vinyl(phenyl)iodonium tetrafluoroborates stereoselectively with retention of configuration. (C) 1997 Elsevier Science Ltd.