First radical addition onto ketenimines: a novel synthesis of indoles
作者:Mateo Alajarin、Angel Vidal、Maria-Mar Ortin
DOI:10.1016/s0040-4039(03)00562-8
日期:2003.4
A novel radical-mediated synthesis of 2-alkyl indoles is described. The method is a nonchain process based on the intramolecular addition of benzylic radicals onto the central carbon atom of a ketenimine function, resulting in a 5-exo-dig cyclization.