Intermediates for anti-microbial benzoheterocyclic compounds

Details Intermediates for anti-microbial benzoheterocyclic compounds Intermediates for anti-microbial benzoheterocyclic compounds

1996-07-05

1998-03-03

Dentz, Bernard

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

560 53, 560 54, 549 68, C07C22934, C07C 6966

Patent

active

057236488

ABSTRACT:
Novel 4-oxoquinoline-3-carboxylic acid compounds of the formula: ##STR1## wherein R.sup.1 is cyclopropyl which may have 1 to 3 substituents of alkyl and halogen; phenyl which may be substituted by 1 to 3 substituents of alkoxy, halogen and OH; alkyl which may be substituted by halogen, alkanoyloxy or OH; alkenyl; or thienyl, R.sup.2 is 5- to 9-membered saturated or unsaturated heterocyclic ring which may be sustituted, R.sup.3 is alkyl, R is H or alkyl, and X is halogen, and pharmaceutically acceptable salts thereof, said compounds having excellent antimicrobial activity and hence being useful as an antimicrobial agent, and a pharmaceutical composition containing said compound as an active ingredient.

REFERENCES:
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patent: 4920120 (1990-04-01), Domagala et al.
patent: 4940794 (1990-07-01), Hermeac et al.
patent: 4945160 (1990-07-01), Kiely et al.
patent: 4980470 (1990-12-01), Masuzawa et al.
Ueda, et al., "Chemical Abstracts," vol. 110, 1989, col. 110713109k.
Domagala, et al., "Chemical Abstracts," vol. 112, 1990, col. 112:98508a.
Matsumato, et al., "Chemical Abstracts," vol. 116, 1990, col. 112:172308d.

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