Chemical Constituents of Psychotria sp.(I)
2010
The chemical constituents and their biological activities of the Psychotria sp.were studied.Four polyphenolic compounds were isolated from the Psychotria sp.collected from Guangdong Qingpin TCM center.Their structures were determined as 11-O-syringylbergenin(1),(2 R,3 S,4S,4a R,10b S)(-)-bergenin(2),gallic acid(3),methyl gallate(4) mainly by spectroscopic analysis.All of these compounds are firstly obtained in genus of Psychotria.
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