反应详情

Using the procedure of Example VV with isopropyl amine, 3.0 g (11.33 mmol) of 2,3,4,5-tetrafluoro-β-oxo-benzeneproprionic acid, ethyl ester was converted to 1.21 g of 6,7,8-trifluoro-1,4-dihydro-1-(1-methylethyl)-4oxo-3-quinolinecarboxylic acid, mp 256°-260° C.