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Iridoid and phenolic glycosides from Wulfenia carinthiaca
Ulrike W Arnold1, Christian Zidorn, Ernst P Ellmerer
1Institut für Pharmazie, Abteilung Pharmakognosie, Universität Innsbruck, Innrain 52, A-6020 Innsbruck, Austria.
Zeitschrift Fur Naturforschung. C, Journal of Biosciences
|February 4, 2003
Abstract:
Two new phenylpropanoid glycosides (2'-O-acetylplantamajoside and 2'-O, 6"-O-diacetylplantamajoside), a new iridoid glycoside (10-O-(cinnamoyl)-6'-O-(desacetylalpinosidyl)-catalpol), the two known iridoid glycosides globularin and isoscrophularioside, and the known phenylpropanoid glycoside platamajoside were isolated from the methanolic extract of the underground parts of Wulfenia carinthiaca. Structure elucidations were based on high-resolution mass spectrometry and extensive 1-D and 2-D NMR spectroscopy.