4-(3-amino-4-fluoro-benzyl)-2H-phthalazin-1-one 、
2-phenylsuccinic anhydride 在
乙酸乙酯 作用下,
以
甲苯 为溶剂,
反应 2.0h,
以to give N-[2-fluoro-5-(4-oxo-3,4-dihydrophthalazin-1-ylmethyl)phenyl]-2-phenylsuccinamic acid (0.775 g) as an off-white solid, m.pt. 180–183° C.的产率得到N-[2-fluoro-5-(4-oxo-3,4-dihydrophthalazin-1-ylmethyl)phenyl]-2-phenylsuccinamic acid