反应详情

By the use of 1-(2,4-difluorophenyl)-6,7,8-trifluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid and 2-(2ethylaminoethyl)morpholine, the reaction is similarly carried out as Example 26 to give 1-(2,4-difluorophenyl)-7-[2-(2ethylaminoethyl)morpholino]-6,8-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid.