CEPHALOSPORIN COMPOUNDS OR THEIR SALTS, PROCESS FOR THEIR PREPARATION, AND PARMACEUTICAL COMPOSITIONS
申请人:TEIJIN LIMITED
公开号:EP0373216A1
公开(公告)日:1990-06-20
Cephalosporin compounds represented by general formula (1) or their salts, a process for their preparation, and antibacterial agents containing them as active ingredients, wherein Y represents an optionally protected amino group; Z represents a hydrogen atom, a methoxy group or a formamino group; R1 represents an optionally substituted alkyl group or a hydrogen atom; R2, and R3, which may be the same or different, each represents a hydrogen atom or a hydroxy group protecting group; W represents a substituent; and n represents an integer of 0 to 5.
通式(1)代表的头孢菌素类化合物或其盐类、其制备方法以及含有它们作为活性成分的抗菌剂,其中 Y 代表任选受保护的氨基;Z 代表氢原子、甲氧基或甲酰胺基;R1 代表任选取代的烷基或氢原子;R2 和 R3 可以相同或不同,各自代表氢原子或羟基保护基;W 代表取代基;n 代表 0 至 5 的整数。