4-{[(2R,3S,4R,5S)-4-(4-chloro-2-fluoro-phenyl)-3-(3-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carbonyl]-amino}-3-methoxy-benzoic acid 1-(2,2-dimethyl-[1,3]dioxolan-4-ylmethylcarbamoyloxy)-ethyl ester 在
盐酸 作用下,
以
水 、
乙腈 为溶剂,
反应 1.17h,
以50%的产率得到4-{[(2R,3S,4R,5S)-4-(4-chloro-2-fluoro-phenyl)-3-(3-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carbonyl]-amino}-3-methoxy-benzoic acid 1-(2,3-dihydroxy-propylcarbamoyloxy)-ethyl ester