ethyl {[6-(N,N-diphenylcarbamoyloxy)methyl-6,7-epoxy-6,7,8,9-tetrahydro-5H-benzocyclohepten-1-yl]oxy}acetate 、 ethyl {[6-(N,N-diphenyl-carbamoyloxy)methyl-5,6-epoxy-6,7,8,9-tetrahydro-5H-benzo-cyclohepten-5-yl]oxy}acetate 在
Pd-C 作用下,
以
乙酸乙酯 为溶剂,
生成
ethyl {[6-(N,N-diphenylcarbamoyloxy)methyl-6-hydroxy-6,7,8,9-tetrahydro-5H-benzocyclohepten-1-yl]oxy}acetate