Vanadium-Catalyzed Synthesis of Geometrically Defined Acyclic Tri- and Tetrasubstituted Olefins from Propargyl Alcohols
作者:Barry M. Trost、Jacob S. Tracy
DOI:10.1021/acscatal.8b04567
日期:2019.2.1
selective formation of geometricallydefined acyclic tri- and tetrasubstituted alkenes from inexpensive and readily available propargyl alcohols is described. Through vanadium oxo catalysis, tri- and tetrasubstituted α-chloro-, bromo-, and iodo-enone olefins can be synthesized with the kinetic E-geometry. Complementary tetrasubstituted β-chloro-, bromo-, and iodo-enone olefins with Z-geometry can be