Aminothiazolyl ureido sulfoxide cephalosporins

Details Aminothiazolyl ureido sulfoxide cephalosporins Aminothiazolyl ureido sulfoxide cephalosporins

1979-09-19

1981-06-23

Coughlan, Jr., Paul M.

Drug, bio-affecting and body treating compositions

Fermentate of unknown chemical structure

Having a known elemental analysis

544 21, 544 22, 544 23, 544 25, 544 27, 544 28, A61K 31545, C07D50134

Patent

active

042750628

ABSTRACT:
Cephalosporins of the formula ##STR1## R represents hydrogen, sodium, potassium, or certain ester groups, R.sub.1 is in the .alpha.-configuration and is hydrogen or methoxy, X represents hydrogen ##STR2## R.sub.3 represents hydrogen or lower alkyl, R.sub.4 is hydrogen, lower alkyl, ##STR3## or --(CH.sub.2).sub.n --N--(lower alkyl).sub.2, R.sub.5 represents hydrogen, sodium or potassium, and n represents an integer from 1 to 4. These compounds are useful as antibacterial agents.

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