Dubost Christophe, Markó Istvan E, Ryckmans Thomas
Université Catholique de Louvain, Département de Chimie, 1 Place Louis Pasteur, B-1348 Louvain La Neuve, Belgium.
Org Lett. 2006 Oct 26;8(22):5137-40. doi: 10.1021/ol0620287.
The total synthesis of the polyhydroxylated macrolide (+)-aspicilin 5 is described using as a key step a highly diastereoselective allylation of aldehyde 6 with the uniquely functionalized allylstannane 1. (+)-Aspicilin is obtained in 18 steps and 10% overall yield. [structure: see text]
报道了多羟基大环内酯(+)-阿西西林5的全合成,其关键步骤是醛6与具有独特官能化的烯丙基锡烷1进行高度非对映选择性烯丙基化反应。(+)-阿西西林经过18步反应得到,总收率为10%。[结构:见原文]