Trapping of radical intermediate in reaction of sulphonates with sodium iodide/zinc/dme. Total frontier orbital control of stereoselectivity in ring closure.
作者:Suresh K. Pradhan、Jayant N. Kolhe、Jehangir S. Mistry
DOI:10.1016/s0040-4039(00)85633-6
日期:1982.1
Reductive cyclization has been shown to accompany reduction on NaI/Zn/DME treatment of sulphonates of γ,δ- unsaturated alcohols. Stereoselectivity is due to FMO control with axial extension of SOMO of cyclohexyl radical playing a crucial role.