Phosphine-catalyzed one-pot synthesis of cyclopentenes from electron-deficient allene, malononitrile and aromatic aldehydes
作者:Xiyan Lu、Zheng Lu、Xumu Zhang
DOI:10.1016/j.tet.2005.09.100
日期:2006.1
A three component reaction of aryl aldehydes and malononitrile with ethyl 2,3-butadienoate catalyzed by triphenylphosphine has been developed. The reaction furnishes highly functionalized cyclopentenes in moderate to good yields in a one-pot process.