Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1990-03-28
1993-09-21
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
514201, 540221, 540222, 540301, 540205, C07D50156, A61K 31545
Patent
active
052469263
ABSTRACT:
.beta.-Lactam compounds of the formula (Ia) including pharmaceutically acceptable salts and in vivo hydrolysable esters, processes for their preparation and their use as antibiotics: ##STR1## wherein R.sup.1 is hydrogen, methoxy or formamido;
REFERENCES:
patent: 4868173 (1989-09-01), Jung
patent: 5064649 (1991-11-01), Burton et al.
Bateson John H.
Burton George
Fell Stephen C. M.
Beecham Group p.l.c.
Rizzo Nicholas S.
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