7-heterocyclic-1,4-dihydroquinolones

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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Details

514312, 544333, 546156, A61K 3147, C07D21518

Patent

active

046365060

ABSTRACT:
1-Alkyl-6,8-difluoro-7-heterocyclic-1,4-dihydroquinol-4-one 3-carboxylic acids having antibacterial activity are prepared by conventional cyclization methods.

REFERENCES:
patent: 3753993 (1973-08-01), Lesher et al.
patent: 3907808 (1975-09-01), Lesher et al.
patent: 4398029 (1983-08-01), Irikura
patent: 4530930 (1985-07-01), Uno
patent: 4544658 (1985-10-01), Petersen

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