Dihydropenstemid aus Penstemon confertus und die Herstellung des epi-Dihydropenstemid aus Penstemid

Birgit Gering; Peter Junior; Max Wichtl

doi:10.1055/s-2007-969183

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Planta Med 1986; 52(5): 356-358
DOI: 10.1055/s-2007-969183

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Dihydropenstemid aus Penstemon confertus und die Herstellung des epi-Dihydropenstemid aus Penstemid

Dihydropenstemide from Penstemon confertus and the Preparation of epi-Dihydropenstemide from PenstemideBirgit Gering, Peter Junior, Max Wichtl

Institut für Pharmazeutische Biologie der Philipps-Universität Marburg, Deutschhausstraße 17 1/2, D-3550 Marburg/L, Bundesrepublik Deutschland.

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Publication History

1986

Publication Date:
26 February 2007 (online)

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Abstract

From leaves of Penstemon confertus Dougl. a valeriana-type ester iridoid has been isolated and structurally elucidated as dihydropenstemide by spectroscopic methods. Catalytic hydrogenation of penstemide provides a new compound, identified as 8-epi-dihydropenstemide.