Application of cyano ylide methodology to the synthesis of cyclotheonamides E2 and E3
作者:Harry H Wasserman、Rui Zhang
DOI:10.1016/s0040-4020(02)00627-0
日期:2002.8
A total synthesis of cyclotheonamides E-2 and E-3 is reported. A key step in the synthesis involves the formation of the alpha-keto amide linkage by application of the cyano ylide activation of a carboxyl group as developed in our earlier syntheses of cyclic peptide protease inhibitors. (C) 2002 Elsevier Science Ltd. All rights reserved.