[image omitted] The Zn-mediated elimination of N-Boc protected iodo acetonide undergoes intramolecular cyclization to afford N-Boc-C1 vinyl tetrahydroisoquinoline in good yield.
Organocatalytic enantioselective synthesis of 1-vinyl tetrahydroisoquinolines through allenamide activation with chiral Brønsted acids
作者:E. Manoni、A. Gualandi、L. Mengozzi、M. Bandini、P. G. Cozzi
DOI:10.1039/c4ra14942d
日期:——
In this paper we present a new approach for the realization of tetrahydroisoquinoline scaffolds via stereoselective proto-activation of suitable allenamide precursors.