科研之友
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摘要
The first regiospecific synthesis of genistein 7-O-β-D-lactoside,genistein 4′-O-β-D-lactoside,and genistein 7,4′-di-O-β-D-lactoside from unprotected genistein under phase-transfer-catalyzed conditions is presented.The structure characterization of target compounds are conducted by IR,1H NMR,13C NMR ...
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