5-[4-(5-{1-[3-(tert-Butoxycarbonyl-methyl-amino)-propylsulfamoyl]-piperidin-4-yl}-1-methyl-1H-pyrazol-3-yl)-2,3-dichloro-phenoxymethyl]-furan-2-carboxylic acid ethyl ester 在
lithium hydroxide 作用下,
以
四氢呋喃 为溶剂,
以100%的产率得到5-[4-(5-{1-[3-(tert-Butoxycarbonyl-methyl-amino)-propylsulfamoyl]-piperidin-4-yl}-1-methyl-1H-pyrazol-3-yl)-2,3-dichloro-phenoxymethyl]-furan-2-carboxylic acid