Synthesis of cyclopentane building blocks via an intramolecular CH insertion reaction of a chiral pool derived α-diazo-γ-hydroxy-β-ketosulfone
作者:Saumitra Sengupta、Somnath Mondal
DOI:10.1016/s0040-4039(03)01619-8
日期:2003.8
A highly functionalized cyclopentanone buildingblock 13 was prepared by a facile Rh-catalyzed intramolecular CH insertion reaction of an enantiopure α-diazo-γ-hydroxy-β-ketosulfone 12, in turn derivedfrom an α-hydroxy acid 2. A cyclic γ-hydroxy vinyl sulfone 16 was also prepared from 13.