01.03.2018 | Note
Rigenolides D–H, norsecoiridoid and secoiridoids from Gentiana rigescens Franch
Erschienen in: Journal of Natural Medicines | Ausgabe 2/2018
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Five new compounds, rigenolides D–H (1–5), were isolated from the aerial parts of Gentiana rigescens Franch. Their structures were assigned by detailed spectroscopic analyses and chemical conversions. Rigenolides D (1) and E (2) were elucidated to be a secoiridoid and a norsecoiridoid, respectively, possessing a dienone moiety in common. Rigenolides F–H (3–5) were assigned as acylated secoiridoid glucosides.
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