Erschienen in:
08.02.2018 | Note
Rigenolides D–H, norsecoiridoid and secoiridoids from Gentiana rigescens Franch
verfasst von:
Yoshihiro Suyama, Naonobu Tanaka, Kazuyoshi Kawazoe, Kotaro Murakami, Shun-Lin Li, Han-Dong Sun, Yoshiki Kashiwada
Erschienen in:
Journal of Natural Medicines
|
Ausgabe 2/2018
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Abstract
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.