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Guaianolides from Cynara sibthorpiana |
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| Authors: | Abdallah A. Omar Taha M. Sarg Saad M. Khafagy Yousef E. Ibrahim Michael Grenz |
| Affiliation: | 1. Faculty of Pharmacy, Alexandria University, Egypt;2. Institute for Organic Chemistry, Technical University of Berlin, D-1000 Berlin 12, West Germany |
| Abstract: | The aqueous extract of the leaves of Cynara sibthorpiana afforded a terpenoid alcohol vomifoliol (= blumenol A) and three guaianolide sesquiterpene lactones, namely the cytotoxic zaluzanin-C, solstitalin and a new guaianolide named as sibthorpine. |
| Keywords: | Compositae sesquiterpene lactones guaianolides vomifoliol zaluzanin-C solstitalin sibthorpine |
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