Radical-Induced Formation of Some Siloles and Diazasiloles
作者:Bangwei Ding、Zhu Teng、Reinhart Keese
DOI:10.1021/jo0202684
日期:2002.12.1
reaction of o-iodobenzylvinylsilanes and o-iodoallylsilanes leads to cyclic products in yields of 40-60%. These regioselective cyclizations occur with high preference for a 5-exo and a 7-endo mode with a 6-exo mode being absent. An example for ringclosure via a 7-exo mode is described.