申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US04443444A1
公开(公告)日:1984-04-17
This invention relates to novel cephem compounds of high antimicrobial activity, of the formula: ##STR1## wherein R.sup.1 is amino or a protected amino group; R.sup.2 is lower alkenyl, lower alkynyl, unsubstituted cycloalkyl, phenyl (lower) alkyl, phenyl (lower) alkyl substituted with halogen, or lower alkylthio (lower) alkyl; and R.sup.3 is hydrogen, carbamoyl or hydroxy (lower) alkyl, and pharmaceutically acceptable salts thereof.
本发明涉及具有高抗微生物活性的新型头孢菌素化合物,其化学式为:##STR1## 其中,R.sup.1是氨基或保护的氨基基团;R.sup.2是较低的烯基,较低的炔基,未取代的环烷基,苯基(较低)烷基,苯基(较低)烷基取代卤素,或较低的烷基硫(较低)烷基;R.sup.3是氢,氨基甲酰或羟基(较低)烷基,以及其药学上可接受的盐。