Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1993-06-08
1995-04-25
Tsang, Cecilia
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
514312, 544363, 546156, A61K 31495, A61K 3147, C07D40100, C07D21520
Patent
active
054099331
ABSTRACT:
The present invention relates to novel quinoline derivatives of formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, X, Y and Z are defined as in the specification, and pharmaceutically acceptable acid addition salts thereof, and also to processes for preparing these compounds.
The present invention also provides an antibacterial composition comprising a compound of formula (I) or its acid addition salt as an active ingredient and pharmaceutically acceptable excipient.
The novel quinoline derivatives of the present invention have an excellent antibacterial activity against bacteria or bacteroides.
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Ha Jae D.
Kim Bong J.
Kim Wan J.
Kong Jae Y.
Lee Tae S.
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