2,2,3,3,3-Pentafluoro-propionic acid (2S,3'S)-5-methoxy-2'-methylene-1,1'-bis-(2,2,3,3,3-pentafluoro-propionyl)-1,2-dihydro-spiro[indole-3,3'-pyrrolidin]-2-yl ester 在
ammonium hydroxide 作用下,
以
氯仿 为溶剂,
反应 0.25h,
以81%的产率得到2,2,3,3,3-Pentafluoro-1-[(2R,3'R)-2-hydroxy-5-methoxy-2'-methylene-1'-(2,2,3,3,3-pentafluoro-propionyl)-spiro[indole-3,3'-pyrrolidin]-1-yl]-propan-1-one