申请人:BANYU PHARMACEUTICAL CO., LTD.
公开号:EP0545290A1
公开(公告)日:1993-06-09
A compound of the formula:
wherein R¹ is a hydrogen atom or a methyl group, R² is a hydrogen atom or a negative charge, R³ is a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkoxy group, a lower alkanoyloxy group, an amino group, an N-lower alkylamino group, an N,N-di-lower alkylamino group, a lower alkanoylamino group, an aroylamino group, a (lower alkylsulfonyl)amino group, a sulfamoylamino group, a cyano group, a nitro group, a group of -COOR⁴ (wherein R⁴ is a hydrogen atom or a lower alkyl group) or a group of -CON(R⁵)R⁶ (wherein each of R⁵ and R⁶ which may be the same or different, is a hydrogen atom or a lower alkyl group, or R⁵ and R⁶ form together with the adjacent nitrogen atom a heterocyclic group selected from the group consisting of an aziridinyl group, an azetidinyl group, a pyrrolidinyl group, a piperidyl group, a piperazinyl group, a 4-lower alkyl piperazinyl group and a morpholino group), A is a linear or branched lower alkylene group, X is a group of -N(R⁷)R⁸ (wherein each of R⁷ and R⁸ which may be the same or different, is a hydrogen atom or a lower alkyl group) or a group of -N⁺(R⁹)(R¹⁰)R¹¹ (wherein each of R⁹, R¹⁰ and R¹¹ which may be the same or different, is a lower alkyl group), provided that when A is a linear lower alkylene group, R³ is other than a hydrogen atom; or a pharmaceutically acceptable salt or ester thereof.
式中的化合物:
其中 R¹是氢原子或甲基,R²是氢原子或负电荷,R³是氢原子、卤素原子、羟基、低级烷氧基、低级烷酰氧基、氨基、N-低级烷基氨基、N,N-二低级烷基氨基、低级烷酰氨基酰氨基、(低级烷基磺酰基)氨基、氨基磺酰基、氰基、硝基、-COOR⁴(其中 R⁴ 是氢原子或低级烷基)或 -CON(R⁵)R⁶(其中 R⁵ 和 R⁶ 可以相同或不同,各自是氢原子或低级烷基)的基团、或 R⁵ 和 R⁶ 与相邻的氮原子一起形成一个杂环基团,该杂环基团选自由氮丙啶基团、氮杂环丁基团、吡咯烷基团、哌啶基团、哌嗪基团、4-低级烷基哌嗪基团和吗啉基团组成的组),A 是直链或支链低级烯基、R¹⁰和R¹¹可以相同或不同,均为低级烷基),条件是当A为线性低级亚烷基时,R³不是氢原子;或其药学上可接受的盐或酯。