Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1995-06-07
1997-05-20
Richter, Johann
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546123, A61K 3147, C07D47102
Patent
active
056312660
ABSTRACT:
The present invention relates to quinolone carboxylic acid derivatives having useful antibacterial activities of formula (I): ##STR1## wherein, R.sub.1, R.sub.2, and R.sub.3, which may be the same or different, are each hydrogen or a halogen atom, or a lower alkyl group optionally substituted with an amino or a hydroxy group;
REFERENCES:
patent: 5498615 (1996-03-01), Kim et al.
Kim Moon H.
Kim Wan J.
Lee Tae S.
Nam Keun S.
Park Tae H.
Korea Research Institute of Chemical Technology
Peabody John
Richter Johann
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