大叶泽泻叶中具有八元内酯环的新西松烷二萜类化合物——刺孢泽泻醇A和B。

Echinodolides A and B, new cembrane diterpenoids with an eight-membered lactone ring from the leaves of Echinodorus macrophyllus.

作者信息

Shigemori Hideyuki, Shimamoto Sayaka, Sekiguchi Mitsuhiro, Ohsaki Ayumi, Kobayashi Jun'ichi

机构信息

Graduate School of Pharmaceutical Sciences, Hokkaido University, Sapporo 060-0812, Japan.

出版信息

J Nat Prod. 2002 Jan;65(1):82-4. doi: 10.1021/np0104119.

DOI:10.1021/np0104119

PMID:11809074

Abstract

Two new cembrane diterpenoids with an eight-membered lactone ring, echinodolides A (1) and B (2), were isolated from the leaves of the Brazilian medicinal plant Echinodorus macrophyllus ("Chapéu-de-couro"), and the structures and relative stereochemistry were elucidated from their spectroscopic data.

摘要

从巴西药用植物大叶刺果泽泻（“Chapéu-de-couro”）的叶子中分离出两种具有八元内酯环的新松香烷二萜类化合物，刺果泽泻内酯A（1）和B（2），并根据其光谱数据阐明了它们的结构和相对立体化学。