Cephalosporin derivatives

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...

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544 30, 544 21, C07D50120

Patent

active

043011616

ABSTRACT:
Cephalosporin derivatives which have an excellent antibacterial action particularly against bacteria belonging to genus Pseudomonas or Serratia and are represented by the formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and n are as defined in the specification, and salts thereof; a process for preparing the same; and an antibacterial preparation containing the same as an active ingredient are disclosed.

REFERENCES:
patent: 3687949 (1972-08-01), Holdrege
patent: 3925368 (1975-12-01), Cooper et al.
patent: 4061630 (1977-12-01), Herron
patent: 4080451 (1978-03-01), Baxter et al.
patent: 4100346 (1978-07-01), Gottstein et al.
patent: 4143166 (1979-03-01), Takaya et al.
patent: 4144391 (1979-03-01), Hatfield

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