The subject invention includes a 1-oxa-1-dethia-cephalosporin compound respresented by the general formula (1)
wherein R1 is a group of the formula:
where R5 is a methyl group, an ethyl group, a carboxymethyl group or a 2-carboxy isopropyl group, or R1 is a group of the formula:
where R6 is a hydrogen atom, a 4-ethyl-2,3-dioxopiperazine-1-yl group, a 3,4-dihydroxy phenyl group or a 5- and 6-membered heterocyclic radical having 2 ring nitrogens as the sole hetero substituent in the ring and having at least one hetero group on the carbon adjacent to the ring nitrogens. Antibacterial agents comprising the same are also disclosed.
本发明包括由通式(1)表示的 1-氧杂-1-二
硫杂-
头孢菌素化合物
其中 R1 是式中的基团:
其中 R5 是甲基、乙基、羧甲基或 2-羧基异丙基,或 R1 是式中的基团:
其中 R6 是氢原子、4-乙基-2,3-二氧代
哌嗪-1-基团、3,4-二羟基苯基或 5-和 6-元杂环基团,该杂环基团具有 2 个环硝基作为环中唯一的杂取代基,并且在与环硝基相邻的碳上具有至少一个杂基。此外,还公开了包含上述成分的抗菌剂。