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Planta Med 1986; 52(5): 411
DOI: 10.1055/s-2007-969205
Letters

© Georg Thieme Verlag Stuttgart · New York

Further β-Cyperone Derivatives from Haplopappus freemontii

J. Jakupovic1 , R. Boeker1 , R. M. King2
  • 1Institute for Organic Chemistry, Technical University of Berlin, Straße des 17. Juni 135, D-1000 Berlin 12.
  • 2Smithsonian Institution, Dept. of Botany, Washington, DC 20560, U.S.A.
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Publication History

1986

Publication Date:
26 February 2007 (online)

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Abstract

The roots of Haplopappus freemontii afforded in addition to the known 8-oxo-β-cyperone two further derivatives. The structures were elucidated by highfield 1H-NMR spectroscopy.