申请人:SUMITOMO PHARMACEUTICALS COMPANY, LIMITED
公开号:EP0182213A1
公开(公告)日:1986-05-28
A compound of the formula:
wherein R1 is a hydrogen atom or a lower alkyl group, R2 is a hydrogen atom or a conventional protecting group for a carboxyl group, Ro is a hydrogen atom or a conventional protecting group for a hydroxyl group, X is a protected or unprotected amino group, a carboxyl group, a lower alkoxy-carbonyl group, an ar(lower)alkyloxycarbonyl group, a cyano group, a hydroxyl group, a lower alkyloxy group, a lower alkylthio group, a lower alkylsulfonyl group or a group of either one of the following formulas:
wherein R3 and R4, which may be the same or different, each represents a hydrogen atom or a lower alkyl group, or they are taken together to represent an alkylene chain to form, in combination with the adjacent nitrogen atom, a 3- to 7-membered cyclic amino group,
wherein Z represents -NH - or -0- and R5 represents an amino group, a mono(lower)alkylamino group, a di(lower)alkylamino group, a lower alkyloxy group or a lower alkyl group,
wherein R6 represents a hydrogen atom or a lower alkyl group,
wherein R7 represents a mono(lower)alkylamino group, a di(lower)alkylamino group or a lower alkyloxy group, or
wherein R8, R9 and R10, which may be the same or different, each represents a hydrogen atom or a lower alkyl group, Y represents a hydrogen atom, a conventional protecting group for an amino group or a group of either one of the following formulas:
wherein R11 and R12, which may be the same or different, each represents a hydrogen atom or a lower alkyl group or
wherein R6 is as defined above and n is an integer of 1 to 6, and a pharmacologically acceptable salt thereof, which is useful as an antimicrobial agent.
式中的化合物:
其中 R1 是氢原子或低级烷基,R2 是氢原子或羧基的常规保护基团,Ro 是氢原子或羟基的常规保护基团,X 是受保护或未受保护的氨基、羧基、低级烷氧基羰基、低级烷氧基羰基、氰基、羟基、低级烷氧基、低级烷硫基、低级烷磺酰基或以下任一式中的一个基团:
其中 R3 和 R4 可以相同或不同,各自代表一个氢原子或一个低级烷基,或者它们一起代表一个亚烷基链,与相邻的氮原子结合形成一个 3 至 7 元环氨基、
其中 Z 代表-NH-或-0-,R5 代表氨基、一(低级)烷基氨基、二(低级)烷基氨基、低级烷氧基或低级烷基、
其中 R6 代表氢原子或低级烷基、
其中 R7 代表单(低级)烷基氨基、二(低级)烷基氨基或低级烷氧基,或
其中 R8、R9 和 R10(可以相同或不同)各自代表一个氢原子或一个低级烷基,Y 代表一个氢原子、一个氨基的常规保护基团或一个以下任一式的基团:
其中 R11 和 R12 可以相同或不同,各自代表一个氢原子或一个低级烷基或
其中 R6 如上文所定义,n 为 1 至 6 的整数。