(1R,6R,8R)-8-(tert-Butyl)-5,5-dimethyl-2,7-dioxa-9-azabicyclo<4.3.0>non-3-en-3,9-dicarbonsaeure-dimethylester 在
palladium on activated charcoal
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 24.0h,
以68%的产率得到(1R,3S,6R,8R)-8-(tert-Butyl)-5,5-dimethyl-2,7-dioxa-9-azabicyclo<4.3.0>nonan-3,9-dicarbonsaeure-dimethylester