Abstract: Novel salts of the formula ##STR1## are disclosed wherein n is 1 or 2; both OR groups are O.sup.- when n is 2, or one is O.sup.- and one is OH when n is 1; and R.sub.1, R.sub.2, R.sub.3, and R.sub.4 independently represent hydrogen, alkyl, aryl, amino-alkyl, hydroxy-alkyl, or hydroxy-alkyl-amino. These salts are useful in treatment of microbial infecting in mammals, and use of the salts in composition for oral and parenteral administration is also disclosed.
Type:
Grant
Filed:
April 17, 1985
Date of Patent:
June 23, 1987
Assignee:
La Compania Espanola De La Penicilina Y Antibioticos, S.A.
Inventors:
Agustin P. Prieto, Arturo T. Higom, Maria d. P. C. Mata