Separation and Determination of Polyphenols in Phyllantuus Urinaria L.by LC/MS / 浙江中医药大学学报

ABSTRACT

[Objective]To present the basis for qualitative control by analyzing the components of polyphenols in Phyllantuus urinaria L.[Method]Raw material was extracted by 50% ethanol,then purified by acetic ethyl.The extract was injected into LC/MS after filtering with micro-membrane.[Result]The polyphenols mainly consisted of rutin,phyllansusiin,ellagic acid,etc,but less free gallic acid.[Conclusion]The total content of these compounds should be used for qualitative control instead of gallic acid.