Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1986-06-20
1988-06-28
Raymond, Richard L.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
5142302, 544101, 546156, A61K 3147, C07D21556
Patent
active
047539534
ABSTRACT:
Pyridonecarboxylic acid derivatives of the following formula, ##STR1## wherein R is hydrogen atom or lower alkyl group, R.sup.1 is lower alkyl group, cycloalkyl group or haloalkyl group, Y is hydrogen atom or halogen atom, or Y and R.sup.1 are ##STR2## which work together, R.sup.2 is hydrogen atom, lower alkyl group, alkoxycarbonyl group or acyl group and n is 0 or 1; the hydrates and pharmaceutically acceptable salts thereof are useful as antibacterial agents.
REFERENCES:
patent: 4292317 (1981-09-01), Pesson
patent: 4571396 (1986-02-01), Hutt et al.
patent: 4578473 (1986-03-01), Domagala et al.
patent: 4604401 (1986-08-01), Mich et al.
patent: 4620007 (1986-10-01), Grohe et al.
patent: 4665079 (1987-05-01), Culbertson et al.
Hirai Keiji
Ishizaki Takayoshi
Masuzawa Kuniyoshi
Suzue Seigo
Kyorin Pharmaceutical Co. Ltd.
Raymond Richard L.
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