(+/-)-(2R*,3R*)-2-Isobutyl-6-methoxy-3-(3,4-methylenedioxyphenyl)-1,4-benzodioxan-7-carbaldehyde 在
lithium aluminium tetrahydride 、
双(三甲基硅烷基)氨基钾 作用下,
生成 (+/-)-(1S*,5R*,6S*)-6-<(2''R*,3''R*)/(2''S*,3''S*)-2''-Isobutyl-6-methoxy-3''-(3,4-methylenedioxyphenyl)-1,4-benzodioxan-7-yl>-1'-hydroxy-3,7-dioxabicyclo<3.3.0>octan-2-one