Efficient intramolecular hydroamination of aminoalkynes catalyzed by a zirconium(IV) complex
作者:Hyunseok Kim、Tom Livinghouse、Phil Ho Lee
DOI:10.1016/j.tet.2008.01.031
日期:2008.3
The neutral zirconium(IV) bis(thiophosphinic amidate) complex was demonstrated to be an effective precatalyst for 5-exo-, 6-exo-, and 7-exo-dig intramolecularhydroamination of aminoalkynes, producing the cyclic imines in excellent yields (92–98%).