Cephalosporin derivatives

Details Cephalosporin derivatives Cephalosporin derivatives

1989-09-29

1991-09-17

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

540221, C07D50159, A61K 31545

Patent

active

050496654

ABSTRACT:
A cephalosporin derivative having the formula: ##STR1## wherein R.sup.1 is a substituted amino group, X is an alkylene group, R.sup.2 is an aryl or heterocyclic group which may be substituted and R.sup.3 is a hydrogen atom, a negative charge or a residue of an ester which can form a pharmaceutically acceptable ester hydrolyzable in a living body; or a pharmaceutically acceptable salt thereof.

REFERENCES:
patent: 4405778 (1983-09-01), Scaitazzini et al.
Chemicl Abstracts, vol. 106, No. 11, 16th Mar. 1987, p. 575, Abstract No. 84238b, D. O. Spry et al.; "C(3)-Alkoxycephems".

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