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A new xanthone glycoside from Pyrrosia sheareri

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journal contribution
posted on 2018-12-06, 13:59 authored by Kang He, Lin-Lin Fan, Tian-Tai Wu, Jiang Du

A new xanthone glycoside, 3,5,7,8-tetramethoxyxanthone-1-O-β-D-glucopyranoside (1), along with five known compounds, mangiferin (2), kaempferol (3), quercetin (4), chlorogenic acid (5) and diploptene (6), was isolated from the whole plants of Pyrrosia sheareri (Bak.) Ching. The structure of compound 1 was established on the basis of extensive spectroscopic analyses and chemical methods.

Funding

This work was financially supported by the Science and Technology Foundation of Guizhou Province [grant number J (2013) 2071], the Science and Technology Foundation of Administration of Traditional Chinese Medicine of Guizhou Province [grant number qzyy-2014-087], and the Youth Science and Technology Talent Project of Guizhou Province [grant number (2017) 5618].

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