申请人:ICI PHARMA
公开号:EP0075434A2
公开(公告)日:1983-03-30
An antibacterial cephalosporin derivative of the formula I:
in which X' is sulphinyl:
R' is any one of the C-3 substituents from antibacterially-active cephalosponns known in the art; R2 is any one of the C-4 substituents from antibacterially-active cephalosporins known in the art: R3 is hydrogen. 1-6C alkoxy or 1-6C alkylthio; X2 is nitrogen or a radical NR5; R4 and R5 are a variety of radicals described in the specification: -A- is of the formula II or III:
in which R6, R7, R8, R9, R10 and R" are a variety of substituents described in the specification: and the pharmaceutically-acceptable acid- and base-addition salts thereof. Pharmaceutical compositions and manufacturing processes are also described.
一种式 I 的抗菌头孢菌素衍生物:
其中 X' 为亚砜基:
R'是本领域已知的抗菌头孢菌素的 C-3 取代基中的任意一种; R2 是本领域已知的抗菌头孢菌素的 C-4 取代基中的任意一种:R3 是氢。1-6C烷氧基或1-6C烷硫基;X2是氮或基团NR5;R4和R5是说明书中描述的各种基团:-A-是式II或式III:
其中 R6、R7、R8、R9、R10 和 R "是说明书中描述的各种取代基:及其药学上可接受的酸和碱加成盐。还描述了药物组合物和生产工艺。