Cephalosporin compounds, and antibacterial agents

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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514203, 514206, 540222, 540225, 540227, C07D50138, A61K 31545

Patent

active

048227862

ABSTRACT:
A cephalosporin compound having the formula: ##STR1## wherein R.sub.1 is a hydrogen atom, a halogen atom, a methoxy group, a substituted or unsubstituted vinyl group, or --CH.sub.2 --A wherein A is a hydrogen atom, an azido group, an acyloxy group, a carbamoyloxy group, a subsituted or unsubstituted heterocyclic group (wherein the hetrocyclic ring is a 5- or 6-membered heterocyclic ring having from 1 to 4 oxygen, nitrogen or sulfur atoms), or a substituted or unsubstituted heterocyclic thio group (wherein the heterocyclic ring is a monocyclic or bicyclic heterocyclic ring having from 1 to 5 oxygen, nitrogen or sulfur atoms), or a pharmaceutically acceptable salt thereof.

REFERENCES:
patent: 4616081 (1986-10-01), Nishikipo et al.
Chem. Abst., vol. 88, 22947, p. 642 (1978).
Chem. Abst., vol. 93, 168281, pp. 681 and 682, Heterocycles 1980.

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