FIELD: pharmaceutics.
SUBSTANCE: invention refers to chemical-pharmaceutical industry, namely to a method for extracting hyperforin and adhyperforin from St. John's wort herb. Method comprises grinding common St. John's wort herb, extraction of ground raw material with organic solvent, evaporation of solvent, organic liquid used is an easily boiling liquid – perfluorobutane methyl ester with raw material/solvent ratio of 1:4.5–9.0 wt/wt; extraction of the raw material is carried out by solvent circulation for 1–3 hours; the obtained extract is evaporated.
EFFECT: invention enables to isolate hyperforin and adhyperhorine from ground St_ John's wort herb with perfluorobutane methyl ester (Novec 7100) at minimum power inputs, normal pressure, using standard equipment specific for chemical-pharmaceutical and/or essential oil-producing enterprises using environmentally safe technology.
1 cl, 4 dwg, 2 tbl, 3 ex
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