Diastereo-differentiating coupling of phenoxy radical moiety controlled by 2,4-pentanediol tether. Preparation of optically active Pummerer's ketone analogs
作者:Kohel Yamaguchi、Takashi Sugimura、Futoshi Nishida、Akira Tai
DOI:10.1016/s0040-4039(98)00805-3
日期:1998.6
The highly diastereo-differentiating coupling of the phenoxy radical could be achieved by a 2,4-pentanediol tethered reaction to give a single diastereomer of Pummerer's ketone analog. By the removal of the chiral auxiliary, the opticallyactive phenoxy radical dimer was obtained in good yield.