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method for isolation of (+) - usnic acid from usnea barbata.
method for isolation of (+) - usnic acid from usnea barbata.
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机译:法从半角松萝中分离(+)-松萝酸的方法。
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摘要
A process for the direct and simple isolation of (+)-usnic acid, which due to its biocide activity is useful in pharmacy and cosmetics, from Usnea barbata L. by means of extraction with ethanol as extraction solvent, followed by filtration under pressure or in vacuo, is disclosed.
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