Asymmetric synthesis of the pentacyclic ring system of Aspidosperma alkaloids
作者:Kunisuke Okada、Kazumasa Murakami、Hideo Tanino
DOI:10.1016/s0040-4020(97)00992-7
日期:1997.10
The asymmetric synthesis of pentacyclic compound 13, a known intermediate in the synthesis of l-acetylaspidospermidine, was conducted via the condensation of 2-hydroxytryptamine with chiral C9 lactone 9, readily available from triol 4.