7β-Acylamino-3-alkoxycarbonyl-(and 3-keto)-1-carba (1-dethia)-3-cephem-4-carboxylic acids and derivatives and related 3-substituted compounds are provided as antibiotics useful for treating infections in man and other animals. Pharmaceutical formulations comprising the antibiotics, intermediates, and a process for their preparation are also provided.
本发明提供了 7β-乙酰
氨基-3-烷氧基羰基-(和 3-酮基)-1-咔巴(1-二
硫杂)-3-头孢-4-
羧酸及其衍
生物和相关的 3-取代化合物,作为抗生素可用于治疗人类和其他动物的感染。此外,还提供了包含这些抗生素、中间体及其制备工艺的药物制剂。