Stereocontrolled Synthesis of the DE Ring System of the Marine Alkaloid Upenamide
作者:Kurt Kiewel、Zhushou Luo、Gary A. Sulikowski
DOI:10.1021/ol051993e
日期:2005.11.1
[reaction: see text] A stereocontrolled synthesis of the DE fragment (2) of the marine alkaloid upenamide (1) is described. The synthesis proceeds in 12 steps from caprolactone (10) and 20-25% overall yield.