(2S,3R,3a'S,6'S,6a'R)-3-(4-(benzyloxy)phenyl)-3a'-hydroxy-6'-(((2R,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)hexahydro-2'H,5H-spiro[furan-2,3'-furo[3,2-b]furan]-2',5-dione 在
氢气 、 palladium(II) hydroxide 作用下,
以
乙酸乙酯 为溶剂,
反应 12.0h,
以100%的产率得到(2S,3R,3a'S,6'S,6a'R)-3a'-hydroxy-3-(4-hydroxyphenyl)-6'-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexahydro-2'H,5H-spiro[furan-2,3'-furo[3,2-b]furan]-2',5-dione