[1-(2-tert-butoxycarbonylamino-3,3-dimethyl-butyryl)-5-(1-cyclopropanesulfonylaminocarbonyl-2-vinyl-cyclopropylcarbamoyl)-pyrrolidin-3-yl]-carbamic acid 9H-fluoren-9-ylmethyl ester 在
四氢吡咯 作用下,
以
乙腈 为溶剂,
以83%的产率得到{1-[4-amino-2-(1-cyclopropanesulfonylaminocarbonyl-2-vinyl-cyclopropylcarbamoyl)-pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl}-carbamic acid tert-butyl ester