A New Access to 2'-Amino-substituted Vinylindoles as Donor-activated Heterocyclic Dienes and their First Diels-Alder Reactions

Article abstract of DOI:10.1016/S0040-4020(01)88490-8

Reactions of the 3-acylindoles 5, 10, and 15 with α-amino-α'-diphenylphosphinoyl-substituted carbanions gave rise to the 2'-amino-substituted 3- and 2-vinylindoles 7, 12, and 17 by way of the isolable carbinols 6, 11, and 16.The heterocyclic dienes 7, 12,