methyl 4-(1-(5-chloro-2-fluoro-4-(1-methyl-3-indolylcarbonylamino)phenylacetyl)-4,4-difluoro-(2S)-pyrrolidinylmethoxy) cyclohexanecarboxylate 、
sodium hydroxide 在
chloroform methanol 、 Brine 、
magnesium sulfate 作用下,
以
四氢呋喃 为溶剂,
反应 14.0h,
以trans-4-(1-(5-chloro-2-fluoro-4-(1-methyl-3-indolylcarbonylamino)phenylacetyl)-4,4-difluoro-(2S)-pyrrolidinylmethoxy)cyclohexanecarboxylic acid (53 mg, 16%) was obtained as a white solid的产率得到trans-4-(1-(5-chloro-2-fluoro-4-(1-methyl-3-indolylcarbonylamino)phenylacetyl)-4,4-difluoro-(2S)-pyrrolidinylmethoxy)cyclohexanecarboxylic acid