(-)-8-phenylmenthyl (1S,2S,6R,7R,8R,9S)-8-benzoylamino-9-ethoxycarbonyloxy-4,4-dimethyl-3,5-dioxa-tricyclo[5.2.1.02,6]decane-8-carboxylate 在
sodium carbonate 作用下,
以
乙醇 为溶剂,
以95%的产率得到(-)-8-phenylmenthyl (1S,2S,6R,7R,8R,9S)-8-benzoylamino-9-hydroxy-4,4-dimethyl-3,5-dioxa-tricyclo[5.2.1.0
2,6]decane-8-carboxylate