申请人:Banyu Pharmaceutical Co., Ltd.
公开号:US05374720A1
公开(公告)日:1994-12-20
A compound of the formula: ##STR1## wherein R is a hydrogen atom or a methyl group, R.sup.1 is a hydrogen atom or a negative charge, each of R.sup.2 and R.sup.3 which may be the same or different, is a hydrogen atom, a lower alkyl group, a hydroxy lower alkyl group, a formimidoyl group, an acetoimidoyl group, --COOR.sup.4, --CON(R.sup.5)R.sup.6, --N(R.sup.5)R.sup.6, --CH.sub.2 COOR.sup.4, --CH.sub.2 N(R.sup.5)R.sup.6 or --CH.sub.2 CON(R.sup.5)R.sup.6 (wherein R.sup.4 is a hydrogen atom or a lower alkyl group, each of R.sup.5 and R.sup.6 which may be the same or different, is a hydrogen atom or a lower alkyl group, or R.sup.5 and R.sup.6 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 and a piperidyl group), A is .dbd.NR.sup.7, .dbd.N.sup.+ (R.sup.7)R.sup.8, wherein each of R.sup.7 and R.sup.8 which may be the same or different, is a hydrogen atom, a lower alkyl group, a hydroxy lower alkyl group, a formimidoyl group, an acetoimidoyl group, --COOR.sup.4, --CON(R.sup.5)R.sup.6, --N(R.sup.5)R.sup.6, --CH.sub.2 COOR.sup.4, --CH.sub.2 N(R.sup.5)R.sup.6 or --CH.sub.2 CON(R.sup.5)R.sup.6 (wherein R.sup.4, R.sup.5 and R.sup.6 are as defined above), p is an integer of from 0 to 3, and q is an integer of from 1 to 3; or a pharmaceutically acceptable salt or ester thereof.
该化合物的公式为:##STR1##,其中R是氢原子或甲基基团,R.sup.1是氢原子或负电荷,R.sup.2和R.sup.3可以是相同的或不同的,是氢原子、低级烷基团、羟基低级烷基团、甲酰亚胺基团、乙酰亚胺基团、--COOR.sup.4、--CON(R.sup.5)R.sup.6、--N(R.sup.5)R.sup.6、--CH.sub.2 COOR.sup.4、--CH.sub.2 N(R.sup.5)R.sup.6或--CH.sub.2 CON(R.sup.5)R.sup.6(其中R.sup.4是氢原子或低级烷基团,R.sup.5和R.sup.6可以是相同的或不同的,是氢原子或低级烷基团,或者R.sup.5和R.sup.6与相邻的氮原子共同形成一个杂环组,选自包括氮环丙烷基团、氮环丁烷基团、吡咯烷基团和哌啶基团在内的组中),A是.dbd.NR.sup.7,.dbd.N.sup.+ (R.sup.7)R.sup.8,其中R.sup.7和R.sup.8可以是相同的或不同的,是氢原子、低级烷基团、羟基低级烷基团、甲酰亚胺基团、乙酰亚胺基团、--COOR.sup.4、--CON(R.sup.5)R.sup.6、--N(R.sup.5)R.sup.6、--CH.sub.2 COOR.sup.4、--CH.sub.2 N(R.sup.5)R.sup.6或--CH.sub.2 CON(R.sup.5)R.sup.6(其中R.sup.4、R.sup.5和R.sup.6如上所述定义),p是从0到3的整数,q是从1到3的整数;或其药用可接受的盐或酯。