Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent
1987-01-23
1989-08-15
Rizzo, Nicholas S.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Heterocyclic carbon compounds containing a hetero ring...
540225, C07D50138, A61K 31545
Patent
active
048575216
ABSTRACT:
A cephalosporin derivative represented by the formula ##STR1## wherein R is an organic residue known on .beta.-lactam antibiotics and Q is a radical of ##STR2## dotted-line means a possible double bond, R.sub.1 is hydrogen or monovalent substituent, R.sub.2, R.sub.3 and R.sub.4 are mono-valent substituent, respectively,
a salt thereof, a process for the manufacture thereof and a pharmaceutical agent comprising same.
REFERENCES:
patent: 3449338 (1969-06-01), Flynn
patent: 4152432 (1979-05-01), Heymes et al.
patent: 4504777 (1985-03-01), O'Calloghan et al.
patent: 4600772 (1986-07-01), O'Calloghan et al.
Baba Yutaka
Kondo Yasuaki
Kurono Masayasu
Mitani Takahiko
Onishi Masao
Rizzo Nicholas S.
Sanwa Kagaku Kenkyusho Co. Ltd.
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