2-苯基咪唑 、 6-[chloro(4-chlorophenyl)methyl]-4-(3-chlorophenoxy)-1,2-dihydro-2-oxo-3-quinolinecarboxylic acid, ethyl ester 、 4-(3-chlorophenoxy)-6-[(4-chlorophenyl)(2-phenyl-1H-imidazol-1-yl)methyl]-1,2-dihydro-2-oxo-3-quinolinecarboxylic acid, ethyl ester 在
F2 、
potassium carbonate 作用下,
以
4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran 、
乙腈 为溶剂,
以0.65 g (7%)的产率得到4-(3-chlorophenoxy)-6-[(4-chlorophenyl)(2-phenyl-1H-imidazol-5-yl)methyl]-1,2-dihydro-2-oxo-3-quinolinecarboxylic acid ethyl ester