## Abstract Eight new acylated triterpene saponins **1**–**8** were isolated from the roots of __Polygala arenaria__ as four inseparable (__E__)/(__Z__) mixtures of the 4‐methoxycinnamoyl and 3,4‐dimethoxycinnamoyl derivatives by repeated MPLC over silica gel. Their structures were established main
New acylated triterpene saponins from Polygala tenuifolia willd
✍ Scribed by Li, J.; Jiang, Y.; Tu, P.-F.
- Book ID
- 121368047
- Publisher
- Taylor and Francis Group
- Year
- 2006
- Tongue
- English
- Weight
- 154 KB
- Volume
- 8
- Category
- Article
- ISSN
- 1028-6020
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## Abstract The ten new acylated presenegenin (=(2__β__,3__β__,4__α__)‐2,3,27‐trihydroxyolean‐12‐ene‐23,28‐dioic acid) glycosides 1–10 have been isolated by successive MPLC from the roots of __Polygala myrtifolia__ L. as five inseparable mixtures of the __trans‐__ and __cis‐__4‐methoxycinnamoyl der
The four new acylated triterpene saponins 1 -4, isolated as two pairs of isomers and named libericosides A 1 /A 2 and B 1 /B 2 , one pair of isomers 5/6, the (Z)-isomer libericoside C 2 (5) being new, one new sucrose ester, atroximoside (7), and eight known compounds were isolated from the roots of