[A new dimeric xanthanolide from fruits of Xanthium chinense].


Through the methods of polyamide resin, Sephadex LH-20, ODS column chromatography and preparative HPLC etc., 7 compounds were isolated from the 70% ethanol extract of the fruits of Xanthium chinense. Based on ESI-MS and NMR data, the structures of these compounds were identified as pungiolide O(1), grasshopper ketone(2), icariside F₂(3), 7-[(β-D… (More)
DOI: 10.19540/j.cnki.cjcmm.20180104.006


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