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Cornutins C-L, neo-clerodane-type diterpenoids from Cornutia grandifolia var. intermedia
Kristina Jenett-Siems1, Inga Köhler, Carola Kraft
1Institut für Pharmazie (Pharmazeutische Biologie), Freie Universität Berlin, Königin-Luise-Str. 2-4, D-14195, Berlin, Germany. kjsiems@zedat.fu-berlin.de
Phytochemistry
|September 19, 2003
Abstract:
Ten novel neo-clerodane diterpenoids, named cornutins C-L, have been isolated from the leaves of Cornutia grandifolia var. intermedia. Their structures have been elucidated by detailed spectroscopic analysis. In addition, the in vitro antiplasmodial activity of four isolated compounds (cornutin C-F) has been evaluated, revealing only a marginal activity.