[(2R,3R,4S,5S,6R)-3,4,5-triacetoxy-5-methyl-6-[2-methyl-4-[(E)-2-[3-methyl-4-[(2R,3S,4S,5R,6R)-3,4,5-triacetoxy-6-(acetoxymethyl)-3-methyl-tetrahydropyran-2-yl]oxy-phenyl]vinyl]phenoxy]tetrahydropyran-2-yl]methyl acetate 在
1,6-anhydro-2,2',3,3',4',6'-hexa-O-acetyl-β-D-lactose 、 AMINOHIPPURATE SODIUM 、 palladium diacetate 作用下,
以
二氯甲烷 为溶剂,
生成
(2R,3S,4S,5S,6R)-6-(hydroxymethyl)-3-methyl-2-[2-methyl-4-[2-[3-methyl-4-[(2R,3S,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-3-methyl-tetrahydropyran-2-yl]oxy-phenyl]cyclopropyl]phenoxy]tetrahydropyran-3,4,5-triol