(5R,6R,8R)-8-Bromo-5,6-dihydroxy-5-((R)-1-hydroxy-ethyl)-1,4-dimethoxy-5,6,7,8-tetrahydro-naphthalene-2-carbonitrile 在
silver perchlorate 作用下,
以
四氢呋喃 为溶剂,
反应 0.33h,
以96%的产率得到(1S,8R,10R,11R)-1,11-Dihydroxy-3,6-dimethoxy-10-methyl-9-oxa-tricyclo[6.2.2.02,7]dodeca-2(7),3,5-triene-5-carbonitrile