The subject of the notification is 2,4 -dimethoxy -4'-methyl -? "s -dihydrochalkone and how to obtain 2,4 -dimethoxy -4'-methyl -? "S -dihydrochalkone, of model 2, by microbiological transformation,in which 2,4 -dimethoxy -4'-methylchalkon, model 1, is used as a substrate.The double binding of the substrate is reduced by the enzymatic system of the strain of bacteria of the genus Rhodococcus or Gordon.
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