8-Oxo-5-thia-1-azabicyclo(4,2,0)oct-2-ene compounds

Details 8-Oxo-5-thia-1-azabicyclo(4,2,0)oct-2-ene compounds 8-Oxo-5-thia-1-azabicyclo(4,2,0)oct-2-ene compounds

1981-01-23

1984-02-07

Rizzo, Nicholas S.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

424246, C07D50118, A61K 31545

Patent

active

044304986

ABSTRACT:
The invention concerns 7-amino-ceph-3-em-4-carboxylic acid compounds of the formula ##STR1## wherein R.sub.1.sup.a represents hydrogen or an amino protective group R.sub.1.sup.A and R.sub.1.sup.b represent hydrogen or an acyl group Ac, or R.sub.1.sup.A and R.sub.1.sup.b together denote a bivalent amino protective group, and R.sub.2 represents hydrogen or an organic radical R.sub.2.sup.A which together with the --C(.dbd.O)--O-- grouping forms a protected carboxyl group, or salts such compounds which possess salt-forming groups; these compounds have antibiotic properties.

REFERENCES:
patent: 3880833 (1975-04-01), Scartazzini et al.
patent: 3883517 (1979-05-01), Heusler et al.

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