Seven guaianolides from the tribe vernonieae |
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| Authors: | Ferdinand Bohlmann Christa Zdero Robert M. King Harold Robinson |
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| Affiliation: | 1. lnstitute for Organic Chemistry, Technical University Berlin, Strasse des 17.Juni 135,D-1000 Berlin 12, W. Germany;2. Smithsonian Institution, Washington, DC 20560, U.S.A. |
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| Abstract: | Investigation of six species, all belonging to the Vernonieae, afforded in addition to known compounds seven new guaianolides five of them related to eremanthine, one of the lactones which may be typical of the tribe. The structures were elucidated by spectroscopic methods. Chemotaxonomic aspects are discussed briefly. |
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| Keywords: | Compositae sesquiterpene lactones new guaianolides. |
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