NOVEL CEPHALOSPORIN ANTIBIOTICS AND PROCESS FOR PREPARING SAME

摘要

PURPOSE: Provided is a novel cephalosporin compound which is represented by the formula(1) and has strong antibiotic effect on MRSA. Also, provided are its preparation process and a composition of antibiotics containing the compound of the formula(1). CONSTITUTION: The cephalosporin compound of the formula(1), wherein the formula is as described in the description, its pharmaceutically acceptable nontoxic salts, its physiologically hydrolyzable ester, hydrate, solvate and its isomer display antibiotic effect on gram positive bacteria and have broad antibiotic spectrum. Thus, they are very useful for the prevention and treatment of diseases associated with infection of bacteria in a human and an animal.