Total synthesis of cyclotheonamides E2 and E3: application of cyano ylide methodology
作者:Harry H. Wasserman、Rui Zhang
DOI:10.1016/s0040-4039(02)00599-3
日期:2002.5
A totalsynthesis of cyclotheonamides E2 and E3 is reported. A key step in the synthesis involves the formation of the α-keto amide linkage by application of the cyano ylide activation of a carboxyl group as developed in our earlier syntheses of cyclic peptides in the family of protease inhibitors.