Cephalosporin compounds and antibacterial agents

Details Cephalosporin compounds and antibacterial agents Cephalosporin compounds and antibacterial agents

1989-08-07

1991-12-24

Rizzo, Nicholas S.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

540227, 540225, C07D50136, A61K 31545

Patent

active

050752995

ABSTRACT:
Novel cephalosporin compounds represented by formula (I): ##STR1## wherein R.sup.1 represents a lower alkyl group which may optionally have a substituent; each of R.sup.2 and R.sup.3 independently represents a hydrogen atom or hydroxy group; and A represents a hydrogen atom or a residue of nucleophilic compound, and pharmacologically acceptable salts or esters thereof exhibit a potent antibacterial activity against gram positive and gram negative bacteria.

REFERENCES:
patent: 4758557 (1988-07-01), Tsuruoka et al.
patent: 4822786 (1989-04-01), Zama et al.

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