N-<1,4-dioxo-4-<4-(1,3-dihydro-2H-benzimidazol-2-one-1-yl)piperidin-1-yl>-butan-1-yl>-3,4-diphenylmethylenedioxyphenyl-2-methyl-L-alanine methyl ester 在
sodium hydroxide 作用下,
以
甲醇 为溶剂,
反应 24.0h,
以71.2%的产率得到N-<1,4-dioxo-4-<4-(1,3-dihydro-2H-benzimidazol-2-one-1-yl)piperidin-1-yl>-butan-1-yl>-3,4-diphenylmethylenedioxyphenyl-2-methyl-L-alanine