Phytochemistry 2010-Mar
Aporphine and bisaporphine alkaloids from Aristolochia lagesiana var. intermedia.
只有注册用户可以翻译文章
登陆注册
链接已保存到剪贴板
关键词
抽象
Corydines, isocorydines, and analogous aporphine alkaloids were isolated from the leaves of Aristolochia lagesiana var. intermedia, together with three bisaporphine salts (lagesianines B-D). Their structures were determined by chemical derivatizations and spectroscopic analyses. Lagesianines B and C are the first examples of N-CH(2)-N' and C-2-O-C-1' linked dimeric aporphine alkaloids, respectively, while the monomeric units of lagesianine D, which has a carbon skeleton, are linked through C-7-C-5'via an ethane-1,2-diol group (C-7-CHOHCHOH-C-5').