Method for preparing extract of caralluma nebrownii plant and use thereof

Method for preparing extract of caralluma nebrownii plant and use thereof

  • CN 1,798,566 B
  • Filed: 05/31/2004
  • Issued: 03/12/2014
  • Est. Priority Date: 06/04/2003
  • Status: Active Grant
First Claim
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1. one kind for the preparation of medicine, the method of the compositions that mainly comprises one or more pregnane class glucosides of nourishing healthy and food applications, it is characterized in that, described method comprises that the means by solvent/solvents mixture extract the plant material that contains pregnane glucosides, thereby wherein to the parameter setting of described extraction and described solvent/solvents mixture, can prevent from the decomposition of described glucosides or make it to minimize producing standardized and extract repeatably, described extraction is carried out in 70 to 75 ℃

  • of temperature ranges, described solvent/solvents mixture is from by methanol, ethanol, methanol aqueous solution, ethanol water, isopropyl alcohol, n-butyl alcohol, water and dichloroethylene and other group of solvents forming and comprise n-butyl alcohol, ethyl acetate and dichloroethylene and ethanol, methanol, ethanol water, in the mixture group of methanol aqueous solution, select.

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