(3aS,4R,6aR)-4-(Biphenyl-4-ylcarbamoylmethyl)-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylic acid tert-butyl ester 在
dimethyl sulfide borane 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以86%的产率得到(3aS,4R,6aR)-4-[2-(Biphenyl-4-ylamino)-ethyl]-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyrrole-5-carboxylic acid tert-butyl ester