NOVEL CEPHALOSPORINS SUBSTITUTED AT THE 3-POSITION BY (METHYLHYDRAZONO)- METHYL GROUPS AND AT THE 7-AMINO GROUP BY A 2-(5-AMINO-1,2,4-THIADIAZOL-3- YL)-2-(FLUOROMETHOXYHYDROZYIMINO)-ACETYL GROUP.

摘要

7-(((5-AMINO-1,2,4-THIADIAZOL-3-YL)-(Z)-LUORMETHOXYIMINO)ACETYL)AMINO) -3-(UNSUBSTITUTED OR SUBSTITUTED) IMINO-1- IPERAZINYLMETHYL(SUBSTITUTED)HYDRAZONOMETHYL-3-CEPHEM-4-CARBOXYLIC ACIDS AND CARBOXYLIC ACID ESTERS, WHEREIN SUBSTITUENTS ARE SELECTED FROM ALKYL, CYCLOALKYL, ARALKYL, ARYL, ALKENYL OR ALKINYL; E.G. IN FREE FORM AND IN THE FORM OF A SALT AND/OR IN THE FORM OF A SOLVATE; A PROCESS FOR THEIR PRODUCTION AND THEIR USE AS A PHARMACEUTICAL, E.G. AS AN ANTIBIOTIC.