Cephalosporins

Details Cephalosporins Cephalosporins

1992-12-07

1995-03-14

Rizzo, Nicholas

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

514202, 514203, 540222, 540225, 540221, C07D50122, A61K 31545

Patent

active

053977793

ABSTRACT:
A compound selected from the group consisting of a syn isomer of a compound of the formula ##STR1## in the R or S form or in the form of an R, S mixture wherein R.sub.1, Rc, Rb, A and A' are defined as in the following specification and their non-toxic, pharmaceutically acceptable acid addition salts having anti-bacterial activity.

REFERENCES:
patent: 5075298 (1991-12-01), Aszodi et al.
patent: 5233035 (1993-08-01), Hara et al.
patent: 5234920 (1993-08-01), Okita et al.

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