反应详情

In the described fashion of Example 1 replacing benzaldehyde with 4-pyridinecarboxaldehyde and using the acid (1) R=o,p-difluorophenyl) described in Example 7 one obtains 1-o,p-difluorophenyl-6-fluoro-1,4-dihydro-4-oxo-7-(3-(4-pyridylidene)amino-1-pyrrolidinyl)quinoline-3-carboxylic acid (3) (R=o,p-difluorophenyl, Z=4-pyridine).