1-[2-Benzyloxy-6-(5,5-dimethyl-[1,3]dioxan-2-yl)-4-methoxy-phenyl]-4,5-dimethoxy-naphthalene-2-carboxylic acid methyl ester 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
以97%的产率得到(-)-(R)-2-<3-benzyloxy-2-(2-hydroxymethyl-4,5-dimethoxy-1-naphthyl)-5-methoxyphenyl>-5,5-dimethyl-1,3-dioxane