1-Sulfo-2-oxoazetidine derivatives and their production

Details 1-Sulfo-2-oxoazetidine derivatives and their production 1-Sulfo-2-oxoazetidine derivatives and their production

1981-12-03

1989-04-18

Berch, Mark L.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

540355, C07D20508, C07D41712, A61K 31395, A61K 31425

Patent

active

048227900

ABSTRACT:
Disclosed are compounds of the general formula: ##STR1## wherein R.sub.1 is amino, an acylated amino or a protected amino group, X is hydrogen or methoxy, and R' is hydrogen, R or R.sup.4 where R is an organic residue attached to the azetidine ring through a carbon atom therein and R.sub.4 is azido, a halogen, an amino group which may optionally be acylated or a group of the formula ##STR2## wherein R.sub.5 is an organic residue and n is 0, 1 or 2, and pharmaceutically acceptable salts and esters thereof.
The compounds have antimicrobial and/or .beta.-lactamase-inhibitory activity and are of value as drugs for human beings and domesticated animals.

REFERENCES:
patent: 4225586 (1980-09-01), Imada et al.
patent: 4229436 (1980-10-01), Imada et al.
Clauss et al., Annalen der Chemie, 1974, pp. 539-560.

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