Extract of diterpene-containing white flower cacalia seeds, extracting method of extract and application of extract
An extraction method and a technology of Phytophthora sophora are applied in the field of natural medicinal chemistry, can solve the problems of unsatisfactory clinical effect and the like, and achieve the effects of good anti-inflammatory effect, simple preparation method and low cost
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[0047] (1) Preparation of diterpene-containing extract of Echeveria chinensis
[0048] Dry the original medicinal material of Echeveria chinensis (5kg, commercially available), pulverize, pass through a 100-mesh sieve, and use 95% ethanol by volume to carry out percolation extraction at room temperature for 3 times, each time for 2 hours, and filter to obtain the total extract : The total extract is distilled under reduced pressure to dryness to obtain the total extract (664g), which is suspended in deionized water, extracted with cyclohexane and ethyl acetate successively to finally obtain the ethyl acetate extract. Then the ethyl acetate extract was concentrated under reduced pressure to constant weight to obtain a slurry, ie ethyl acetate extract (containing diterpene extract, 67.5 g). The purpose of the extraction with cyclohexane first is to reduce the small polar impurities in the total extract.
[0049] (2) analyze the diterpene-containing extract that step (1) obtains...
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