[(3S)-6-({(3S)-7-[6-fluoro-2-(5-methylisoxazol-3-yl)-1H-benzimidazol-1-yl]-2,3-dihydro-1-benzofuran-3-yl}amino)-2,3-dihydro-1-benzofuran-3-yl]acetic acid 在
sodium hydroxide 作用下,
以
水 为溶剂,
以86%的产率得到sodium [(3S)-6-({(3S)-7-[6-fluoro-2-(5-methylisoxazol-3-yl)-1H-benzimidazol-1-yl]-2,3-dihydro-1-benzofuran-3-yl}amino)-2,3-dihydro-1-benzofuran-3-yl]acetate