Catalytic hydrogenation of penstemide: 10-deoxypenstemide, a new valeriana type ester iridoid.
Catalytic hydrogenation of the known ester iridoid penstemide over palladium charcoal catalyst provides a new valeriana-type iridoid, identified as 10-deoxypenstemide by spectroscopic methods ( (1)H- and (13)C-NMR).
Junior
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Institut für Pharmazeutische Biologie der Philipps-Universität Marburg, Deutschhausstraße 17 1/2, D-3550 Marburg/Lahn, Bundesrepublik Deutschland.
Dethlefs
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Jüngel
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