申请人:Beecham Group p.l.c.
公开号:US05091397A1
公开(公告)日:1992-02-25
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 --CH.sub.2 --Z where Z is a group ##STR2## in which Q represents a 3-membered divalent residue completing a 5-membered aromatic ring and comprises one or two heteroatoms selected from oxygen, nitrogen and sulphur, or three nitrogen atoms, any amino nitrogen being optionally substituted by a C.sub.1-2 alkyl, cyclopropyl or propargyl group, and any ring carbon atom being optionally substituted by a group R.sub.1 ; or a group ##STR3## in which A.sub.1, A.sub.2 and A.sub.3 complete a 5-membered aromtic ring and A.sub.1 is oxygen or sulphur, one of A.sub.2 and A.sub.3 is CR.sub.2 and the other is nitrogen or CR.sub.3, or A.sub.2 is oxygen or sulphur, one of A.sub.1 and A.sub.3 is CR.sub.2 and the other is CR.sub.3 ; and R.sub.1, R.sub.2 and R.sub.3 are independently selected from hydrogen, halogen, CN, OR.sub.4, SR.sub.4, N(R.sub.4).sub.2, NHCOR.sub.4, NHCOOCH.sub.3, NHCOOC.sub.2 H.sub.5, NHOR.sub.4, NHNH.sub.2, NO.sub.2, COR.sub.4, COR.sub.5, C.sub.2-4 alkenyl, C.sub.2-4 alkynyl, cyclopropyl or C.sub.1-2 alkyl optionally substituted with OR.sub.4, N(R.sub.4).sub.2, SR.sub.4, CO.sub.2 R.sub.4, CON(R.sub.4).sub.2 or one, two or three halogen atoms, in which each R.sub.4 is independently hydrogen or C.sub.1-2 alkyl and R.sub.5 is OR.sub.4, NH.sub.2 or NHR.sub.4 ; r represents an integer of 2 or 3, s represents an integer of 1 or 2 and t represents 0 or 1, with the proviso that when Y is hydrogen s is 1.
化合物的式子为(I)或其药学上可接受的盐:##STR1## 其中X和Y中的一个表示氢,另一个表示--CH.sub.2--Z,其中Z是一个团体##STR2## 其中Q表示一个3元二价残基,完成一个5元芳香环,并包括从氧、氮和硫中选择的一个或两个杂原子,或三个氮原子,任何氨基氮可以被C.sub.1-2烷基、环丙基或丙炔基取代,任何环碳原子可以被一个基团R.sub.1取代;或一个团体##STR3## 其中A.sub.1、A.sub.2和A.sub.3完成一个5元芳香环,A.sub.1是氧或硫,A.sub.2和A.sub.3中的一个是CR.sub.2,另一个是氮或CR.sub.3,或A.sub.2是氧或硫,A.sub.1和A.sub.3中的一个是CR.sub.2,另一个是CR.sub.3;R.sub.1、R.sub.2和R.sub.3分别选择自氢、卤素、CN、OR.sub.4、SR.sub.4、N(R.sub.4).sub.2、NHCOR.sub.4、NHCOOCH.sub.3、NHCOOC.sub.2 H.sub.5、NHOR.sub.4、NHNH.sub.2、NO.sub.2、COR.sub.4、COR.sub.5、C.sub.2-4烯基、C.sub.2-4炔基、环丙基或C.sub.1-2烷基,可以选择用OR.sub.4、N(R.sub.4).sub.2、SR.sub.4、CO.sub.2 R.sub.4、CON(R.sub.4).sub.2或一个、两个或三个卤素原子取代,其中每个R.sub.4独立地表示氢或C.sub.1-2烷基,R.sub.5表示OR.sub.4、NH.sub.2或NHR.sub.4;r表示2或3的整数,s表示1或2的整数,t表示0或1,但当Y为氢时,s为1。