108115-67-9
ethyl 3-(2,4-difluoroanilino)-2-(2,4,5-trifluorobenzoyl)acrylate
→
~80%
108138-17-6
6,7-difluoro-1-(2,4-difluorophenyl)-1,4-dihydro-4-oxo-quinoline-3-carboxylic acid ethyl ester