Flavonoid glycoside composition

Abstract

The invention provides a flavonoid glycoside composition. Contains neoastilbin, astilbin, isoastilbin, neoisoastilbin, neo-astilbin, astilbin, iso-astilbin, neo-iso-astilbin, kaempferol-3-O-ratine Litoside, Taxifolin-3-O-(3″-O-p-(E)-galloyl)-α-L-rhamnoside and its stereoisomers. The invention belongs to pharmacy, food and health food In the field of pharmaceutical preparations, it specifically includes the composition, preparation, use and products of flavonoid glycosides.

Description

Technical field: [0001] The invention belongs to the fields of medicinal chemistry, pharmacology and preparation, and specifically includes the composition, preparation, application and preparation of flavonoid glycosides. Background technique: [0002] Huang Qi Ye is the dry leaf of the plant Huang Qi (Engelhardtia roxburghiana Wall.) of the family Juglandaceae. The plants of the genus Huangqi are mainly distributed in tropical and subtropical regions of Asia, among which there are 8 species in my country, which are produced in southern provinces, and are distributed in southern provinces such as Guangdong, Guangxi, Hainan, Hunan, and Guizhou. Most of them are trees or shrubs, which are rich in resources and can be used as landscaping tree species. Huangqi is a folk medicine in Guangxi, and its bark and leaves are used as medicine. The bark promotes qi and transforms dampness; the leaves can be used as tea, and Huangqi leaves have been used instead of tea in Guangxi and o...

AI Technical Summary

Problems solved by technology

Although it has been shown in the literature that Huangqi leaves have α-glucosidase inhibitory activity, no detailed research has been carried out on the specific active ingredients

Images