1H-2-Benzopyran-3-carboxylic acid, 4-(4-fluorophenyl)-1-oxo- 、
异丙胺 在
乙醚 、
水 、
乙醇 、 C19H16FNO3 作用下,
以
乙醇 为溶剂,
反应 16.0h,
以to give 4-(4-fluorophenyl)-2-isopropyl-1-oxo-1,2-dihydroisoquinoline-3-carboxylic acid (51.3 g) in the form of white microcrystals, m.p.128°-130° C. [Elemental analysis: C,65.0; H,5.16; N,3.98; F,5.6; H2O, 6.1%; calculated for C19H16FNO3 :1.3H2O: C,65.4; H,5.38; N,4.02; F,5.45; H2O, 6.7%]的产率得到4-(4-Fluorophenyl)-2-isopropyl-1-oxo-1,2-dihydroisoquinoline-3-carboxylic acid