1. Institut für Organische Chemie der Technischen Universität Berlin, Straße des 17. Juni 135, D-1000 Berlin 12, West Germany;2. Smithsonian Institution, Washington, DC 20560, U.S.A.
Abstract:
The investigation of several species from the newly created subtribe Espeletiinae afforded in addition to known compounds seven new diterpenes and two norditerpenes. The structures were elucidated by intensive 1H-NMR studies. The chemotaxonomic situation is discussed briefly.