Cephem derivatives

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

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Details

540223, 540227, 540226, A61K 31545, C07D50136

Patent

active

047614099

ABSTRACT:
A cephem derivative represented by the general formula ##STR1## wherein R.sup.1 represents hydrogen or methyl, R.sup.2 represents carboxyl or esterified carboxyl, and n represents 0 or 1, or a pharmaceutically acceptable salt thereof; intermediates for the cephem derivative or salt thereof; processes for producing these compounds; and a pharmaceutical composition and method for preventing or treating bacterial infectious diseases, wherein the cephem derivative or the salt thereof is used.

REFERENCES:
patent: 3757012 (1973-09-01), Crast, Jr.
patent: 3928335 (1975-12-01), Treuner et al.
patent: 4024133 (1977-05-01), Cook et al.
patent: 4263291 (1981-04-01), Takaya
patent: 4264595 (1981-04-01), Numata et al.
patent: 4282220 (1981-08-01), Borrmann
patent: 4479947 (1984-10-01), Christensen
patent: 4499088 (1985-02-01), Takaya et al.
J. Antibiotics, vol. 34, No. 2, pp. 171-185, (1981).

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