(1S,1'S,5'S,6'R,8'S)-6'-(benzyloxy)-8'-((tert-butyldimethylsilyl)oxy)-4-hydroxy-1',4-dimethyl-4'-oxadispiro[cyclohexane-1,2'-bicyclo[3.2.1]octane-7',2''-[1,3]dioxolan]-2-en-3'-one 在
lithium aluminium tetrahydride 作用下,
以
乙二醇二甲醚 为溶剂,
反应 1.0h,
以75%的产率得到(6R,7S,8S,9S)-8-((tert-butyldimethylsilyl)oxy)-9-((1R)-4-hydroxy-1-(hydroxymethyl)-4-methylcyclohex-2-en-1-yl)-9-methyl-1,4-dioxaspiro[4.4]nonane-6,7-diol