. . . . . "Lap\u010D\u00EDk, O." . . "daidzein; regioselective synthesis; sulfates"@en . . "[EF4B3F721169]" . "Mo\u017Enosti regioselektivn\u00ED p\u0159\u00EDpravy sulf\u00E1t\u016F isoflavonoid\u016F"@cs . . "P(GA203/99/1456), Z(AV0Z4055905)" . "Acetylation of daidzein gave 7,4'-diacetate and its hydrolysis under mild conditions afforded 7-monoacetate. Isomeric 4'-monoacetate was obtained by selective acetylation at low temperature. Sulfation of free hydroxyl group and following hydrolysis of acetate afforded target monosulfates."@en . "Acetylac\u00ED daidzeinu byl p\u0159ipraven 7,4'-diacet\u00E1t, kter\u00FD hydrol\u00FDzou za m\u00EDrn\u00FDch podm\u00EDnek poskytl 7-monoacet\u00E1t. Isomern\u00ED 4'-monoacet\u00E1t byl z\u00EDsk\u00E1n selektivn\u00ED acetylac\u00ED za chladu. Sulfatac\u00ED voln\u00E9 hydroxylov\u00E9 skupiny a n\u00E1slednou selektivn\u00ED hydrol\u00FDzou acet\u00E1tov\u00E9 skupiny byly p\u0159ipraveny c\u00EDlov\u00E9 monosulf\u00E1ty."@cs . "Hampl, R." . "Mo\u017Enosti regioselektivn\u00ED p\u0159\u00EDpravy sulf\u00E1t\u016F isoflavonoid\u016F"@cs . "Mo\u017Enosti regioselektivn\u00ED p\u0159\u00EDpravy sulf\u00E1t\u016F isoflavonoid\u016F" . "Possibilities of regioselective preparation of isoflavonoid sulfates"@en . . . "RIV/61388963:_____/00:00324673" . "718281" . "Pouzar, Vladim\u00EDr" . "Mo\u017Enosti regioselektivn\u00ED p\u0159\u00EDpravy sulf\u00E1t\u016F isoflavonoid\u016F" . . . "\u010Cern\u00FD, Ivan" . "2"^^ . "Possibilities of regioselective preparation of isoflavonoid sulfates"@en . "4"^^ . . . . "RIV/61388963:_____/00:00324673!RIV09-AV0-61388963" . . "Acetylac\u00ED daidzeinu byl p\u0159ipraven 7,4'-diacet\u00E1t, kter\u00FD hydrol\u00FDzou za m\u00EDrn\u00FDch podm\u00EDnek poskytl 7-monoacet\u00E1t. Isomern\u00ED 4'-monoacet\u00E1t byl z\u00EDsk\u00E1n selektivn\u00ED acetylac\u00ED za chladu. Sulfatac\u00ED voln\u00E9 hydroxylov\u00E9 skupiny a n\u00E1slednou selektivn\u00ED hydrol\u00FDzou acet\u00E1tov\u00E9 skupiny byly p\u0159ipraveny c\u00EDlov\u00E9 monosulf\u00E1ty." . . .