Solvent-free Ugi four-component condensation: application to synthesis of philanthotoxins-12 analogues
作者:Nianjin Liu、Song Cao、Jingjing Wu、Jinlong Yu、Li Shen、Xin Feng、Xuhong Qian
DOI:10.1016/j.tet.2008.02.051
日期:2008.4
Philanthotoxins-12 analogues was synthesized by a highly convergent approach, utilizing an efficient, simple, and convenient one-pot Ugi four-component solvent-free method as key step, followed by removal of the protecting groups in the presence of trifluoroacetic acid. (c) 2008 Elsevier Ltd. All rights reserved.