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Three New Triterpenoid Saponins from Ardisia crenata

✍ Scribed by Dai-Lin Liu; Nai-Li Wang; Xue Zhang; Xin-Sheng Yao


Publisher
John Wiley and Sons
Year
2011
Tongue
German
Weight
216 KB
Volume
94
Category
Article
ISSN
0018-019X

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✦ Synopsis


Abstract

Three new triterpenoid saponins, ardisicrenoside I (1), ardisicrenoside J (2), and ardisicrenoside M (3), along with eight known compounds, were isolated from the roots of Ardisia crenata Sims. Their structures were elucidated as 16__α__‐hydroxy‐30,30‐dimethoxy‐3__β__‐O‐{β‐D‐xylopyranosyl‐(1→2)‐β‐D‐glucopyranosyl‐(1→4)‐[β‐D‐glucopyranosyl‐(1→2)]‐α‐L‐arabinopyranosyl}‐13__β__,28‐epoxyoleanane (1), 16__α__‐hydroxy‐30,30‐dimethoxy‐3__β__‐O‐{α‐L‐rhamnopyranosyl‐(1→2)‐β‐D‐glucopyranosyl‐(1→4)‐[β‐D‐glucopyranosyl‐(1→2)]‐α‐L‐arabinopyranosyl}‐13__β__,28‐epoxyoleanane (2), 30,30‐dimethoxy‐16‐oxo‐3__β__‐O‐{β‐D‐xylopyranosyl‐(1→2)‐β‐D‐glucopyranosyl‐(1→4)‐[β‐D‐glucopyranosyl‐(1→2)]‐α‐L‐arabinopyranosyl}‐13__β__,28‐epoxyoleanane (3), ardisiacrispin A (4), ardisiacrispin B (5), ardisicrenoside B (6), ardisicrenoside A (7), ardisicrenoside H (8), ardisicrenoside G (9), cyclamiretin A‐3__β__‐Oβ‐D‐xylopyranosyl‐(1→2)‐β‐D‐glucopyranosyl‐(1→4)‐α‐L‐arabinopyranoside (10), and cyclamiretin A‐3__β__‐Oα‐L‐rhamnopyranosyl‐(1→2)‐β‐D‐glucopyranosyl‐(1→4)‐α‐L‐arabinopyranoside (11) by means of chemical and spectral analysis, and their cytotoxicities were evaluated in vitro.


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