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Two new elemanolides from Onopordon leptolepis |
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| Authors: | Abdolhossein Rustaiyan Lilly Nazarians Ferdinand Bohlmann |
| Affiliation: | 1. Center of Organic Chemical Research, National University of Iran, Teheran, Iran;2. Institute of Organic Chemistry, Technical University, D-1000 Berlin 12, W. Germany |
| Abstract: | The investigation of the polar fractions of the aerial parts of O. leptolepis afforded two new elemanolides, their structures being elucidated by spectroscopic methods and by partial synthesis starting with onopordopicrin. |
| Keywords: | Compositae new elemanolides Cope rearrangement sesquiterpene lactones. |
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