申请人:Beecham Group p.l.c.
公开号:US05981545A1
公开(公告)日:1999-11-09
A compound of formula (I) or a pharmaceutically acceptable salt thereof: ##STR1## in which one of X and Y represents hydrogen and the other represents Z, where Z is a group ##STR2## in which Q represents a 3-membered divalent residue completing a 5-membered aromatic ring and comprises zero, one or two nitrogen atoms, Q being optionally C-substituted by a group R.sub.1 selected from halogen, CN, OR.sub.2, SR.sub.2, N(R.sub.2).sub.2, NHCOR.sub.2, NHCOOCH.sub.3, NHCOOC.sub.2 H.sub.5, NHOR.sub.2, N.sub.3, NHNH.sub.2, NO.sub.2, COR.sub.2, COR.sub.3, C.sub.2-4 alkenyl, C.sub.2-4 alkynyl, cyclopropyl or C.sub.1-2 alkyl optionally substituted with OR.sub.2, N(R.sub.2).sub.2, SR.sub.2, CO.sub.2 R.sub.2, CON(R.sub.2).sub.2 or one, two or three halogen atoms, in which each R.sub.2 is independently hydrogen or C.sub.1-2 alkyl and R.sub.3 is OR.sub.2, NH.sub.2 or NHR.sub.2 ; r represents an integer of 2 or 3, s represents an integer of 1 or 2 and t represents 0 or 1; R.sub.a and R.sub.b each represent hydrogen or, when X is hydrogen, optionally together represent a bond; with the proviso that when Y is hydrogen s is 1.
化合物公式(I)或其药学上可接受的盐:##STR1## 其中X和Y中的一个代表氢,另一个代表Z,其中Z是一个基团##STR2## 其中Q表示完成5-成员芳香环的3-成员双价残基,包括零个,一个或两个氮原子,Q可以被来自卤素,CN,OR.sub.2,SR.sub.2,N(R.sub.2).sub.2,NHCOR.sub.2,NHCOOCH.sub.3,NHCOOC.sub.2H.sub.5,NHOR.sub.2,N.sub.3,NHNH.sub.2,NO.sub.2,COR.sub.2,COR.sub.3,C.sub.2-4烯基,C.sub.2-4炔基,环丙基或C.sub.1-2烷基替代的基团R.sub.1选择,其中每个R.sub.2独立地表示氢或C.sub.1-2烷基,R.sub.3表示OR.sub.2,NH.sub.2或NHR.sub.2; r表示2或3的整数,s表示1或2的整数,t表示0或1; R.sub.a和R.sub.b各自表示氢或,当X为氢时,可以选择一起表示键; 假设当Y为氢时,s为1。