
Heterocycles p. 1291 - 1298 (1995)
Update date:2022-07-29
Topics:
Jendralla, Heiner
Fischer, Gerd
Synthesis of the pyrrolo<3,4-c>pyrrole derivatives (8) and (9) is reported.Nucleophilic aromatic substitution of the 7-fluoride of 1-cyclopropyl-6,7,8-trifluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid (1) by 8 under basic conditions followed by N-met
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