Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1983-03-18
1987-02-03
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
540200, 540300, 540350, C07D48704, A61K 3140
Patent
active
046409157
ABSTRACT:
Compounds of the formula [I] ##STR1## in which R.sup.1 is hydroxy, a protected hydroxy or lower alkoxy group, R.sup.2 is carboxy or an easily eliminable esterified carboxy group and R.sup.3 is pyridyl, and pharmaceutically acceptable salts thereof, having antimicrobial and .beta.-lactamase inhibiting properties, and pharmaceutical compositions containing the same.
REFERENCES:
patent: 4347181 (1982-08-01), Small
patent: 4347367 (1982-08-01), Christensen et al.
patent: 4383946 (1983-05-01), Christensen et al.
patent: 4435412 (1984-03-01), Girijavallabhan et al.
patent: 4477662 (1984-10-01), Corbett et al.
Aratani Matsuhiko
Hashimoto Masashi
Sawada Kozo
Fujisawa Pharmaceutical Co. Ltd.
Rizzo Nicholas S.
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