METHOD FOR PREPARING BIOLOGICALLY ACTIVE TOTALITY OF TRITERPENIC ACIDS SALTS

FIELD: organic chemistry; pharmaceutics. SUBSTANCE: green needles of fir-tree are dried, comminuted and extracted with organic solvent, the latter is constituted by mixture of petroleum ether and ethylacetate. Extract is treated with aqueous alkaline solution, and resulting mixture is maintained unt...

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Bibliographische Detailangaben
Hauptverfasser: KLIMOV V.P, DRUGANOV A.G, SHUBIN A.N, RALDUGIN V.A, CHEKUROV V.M
Format: Patent
Sprache:eng ; rus
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