Catalytic and Highly Efficient 1,4-Addition of Terminal Alkynes to Conjugated Enones by [RuCl<sub>2</sub>(<i>p</i>-cymene)]<sub>2</sub>/Pyrrolidine
作者:Sukbok Chang、Youngim Na、Eunjung Choi、Sunggak Kim
DOI:10.1021/ol016047m
日期:2001.6.1
[reaction: see text] A wide range of terminalalkynes was added to conjugated enones in a 1,4-fashion by a ruthenium catalyst in the presence of catalytic amounts of an amine base, and the corresponding gamma,delta-alkynyl ketones were obtained in good to excellent yields.