7-O-β-D-4'''-O-methyl-glucopyranosyl-3',5-dihydroxy-4'-methoxyflavanone and 3'-O-β-D-4'''-O-methyl-glucopyranozyl-5,7-dihydroxy-4'-methoxyflavanone and method for simultaneously obtaining of 7-O-β-D-4'''-O-methyl-glucopyranosyl-3',5-dihydroxy-4'-methoxyflavanone and 3'-O-β-D-4'''-O-methyl-glucopyranosyl-5,7-dihydroxy-4'-methoxyflavanone

摘要

the application concerns the way receive mixture 7 - - i - d - 4 '' - methyl - glukopiranozylo - 3 ', 5' - dihydroxy - 4 - metoksyflawanonu, model 2 and 3 '- o - i - d - 4' '- methyl - glukopiranozylo - 57 - dihydroxy-4 '- metoksyflawanonu, formula 3, microbial transformation, using the enzyme system filamentous fungi of the species beauveria bassiana.as the substrate is 3 ', 5,7 - trihydroksy - 4' - metoksyflawanon. the object of the application is also a mixture of relation of model 2 and model 3, obtained this way.