Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1987-06-17
1989-04-18
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
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.
Asano Taiji
Hirose Masao
Ishiyama Nobuo
Naito Takanobu
Saita Tsuneo
Kaken Pharmaceutical Co. Ltd.
Rizzo Nicholas S.
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