Method for preparing 6-shogaol

A technology of shogaol and supercritical fluid, which is applied in the field of preparation of the active ingredient 6-shogaol, which can solve the problems of restricting the research on the activity of 6-shogaol, high cost, and low output.
CN101735030AActive Publication Date: 2010-06-16CHINA PHARM UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CHINA PHARM UNIV
Publication Date
2010-06-16

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Abstract

The invention relates to the field of natural medicines, in particular to a method for preparing 6-shogaol, which is a method for preparing the efficient component 6-shogaol from the extract of ginger supercritical fluid. The method comprises the following steps of: mixing the extract of ginger supercritical fluid with an ethanol-containing acid water liquid before conversion, heating and refluxing, then separating and refining. The content of the 6-shogaol in the original extract of ginger supercritical fluid is about 2.5%, and the content of the 6-shogaol in the extract after the acid waterreaction can reach 20%.
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Description

technical field

[0001] The present invention relates to the field of natural medicines, in particular to a method for preparing the active ingredient 6-shogaol (6-shogaol), that is, to prepare the effective ingredient 6-shogaol in the traditional Chinese medicine ginger by using various means such as pre-transformation treatment and chromatographic separation and purification. The shogaol method. Background technique

[0002] Ginger and dried ginger are the fresh rhizome and dried rhizome of Zingiber officinale Rosc., which are commonly used in traditional Chinese medicine. The main components in ginger are spicy and aromatic components, including gingerol, gingerol terpene, water fennel, camphor terpene, eucalyptus olein, starch, mucilage, etc. 6-shogaol (6-shogaol) is one of the volatile components in ginger, and its molecular formula is C 17 h 24 o 3 , with a molecular weight of 276.37, is a yellow powder or crystal, easily soluble in ethanol, hardly soluble in water,...

Claims

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