反应详情

1,4-Dihydro-7-chloro-1-(4-fluorophenyl)-4-oxo-3-quinolinecarboxamide [IV; R=H, R1 =4-FC6H4, R2 =H, R6 =H, X=Cl]was prepared from 2.65 g 1,4-dihydro-7-chloro1-(4-fluorophenyl)-4-oxo-3-quinolinecarboxylic acid by the procedure of Example 1, part (h), and was obtained (1.26 g) in the form of a colorless solid, m.p. 253-255° C when recrystallized from acetonitrile.

1. customwas obtained (1.26 g) in the form of a colorless solid, m.p. 253-255° C when
2. customrecrystallized from acetonitrile