3,3-Dimethyl-7-phenyl-2,4,6-trioxa-bicyclo[3.2.0]heptane-7-carboxylic acid (1R,2S,5R)-5-methyl-2-(1-methyl-1-phenyl-ethyl)-cyclohexyl ester 在
lithium aluminium tetrahydride 、 ion exchanger 、
氢气 作用下,
以
乙醚 、
丙酮 为溶剂,
生成
(3aS,6S,6aS)-6-Methoxy-2,2-dimethyl-dihydro-furo[3,4-d][1,3]dioxole-3a-carboxylic acid