申请人:Pfizer Inc.
公开号:US05457118A1
公开(公告)日:1995-10-10
##STR1## Compounds of formula (I) or a biolabile ester thereof, or a pharmaceutically acceptable salt of either, wherein R.sup.l, R.sup.2, R.sup.3 and R.sup.4 are each independently selected from H or C.sub.1 -C.sub.4 alkyl; R.sup.5 is (CH.sub.2).sub.m SO.sub.2 R.sup.6, (CH.sub.2).sub.m NHSO.sub.2 R.sup.6 or (CH.sub.2).sub.m NHCOR.sup.7 ; R.sup.6 and R.sup.7 are C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.3 perfluoroalkyl(CH.sub.2).sub.n, C.sub.3 -C.sub.6 cycloalkyl(CH.sub.2).sub.n, aryl(CH.sub.2).sub.n or heteroaryl(CH.sub.2).sub.n ; or R.sup.6 is NR.sup.8 R.sup.9 ; R.sup.8 is H or C.sub.1 -C.sup.4 alkyl; R.sup.9 is C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 cycloalkyl(CH.sub.2).sub.n, aryl(CH.sub.2).sub.n or heteroaryl(CH.sub.2).sub.n ; or R.sup.8 and R.sup.9 together with the nitrogen atom to which they are attached form a 5- to 7-membered heterocyclic ring which may optionally incorporate a carbon-carbon double bond or a further hetero atom linkage selected from O, S, NH, N(C.sub.1 -C.sub.4 alkyl) and N(C.sub.1 -C.sub.5 alkanoyl), and which may optionally be substituted with one to three substituents each independently selected from C.sub.1 -C.sub.4 alkyl and C.sub.1 -C.sub.4 alkoxy, and which may optionally be benzo-fused; X is CH.sub.2, CHCH.sub.3, C(OH)CH.sub.3, C.dbd.CH.sub.2 or O; m is 0 or 1; n is 0, 1, 2 or 3; and Het is 3- or 4-pyridyl or 1-imidazolyl; with the proviso that when Het is 1-imidazolyl then X is CH.sub.2 or CHCH.sub.3, are combined thromboxane A.sub.2 synthetase inhibitors and thromboxane A.sub.2 /endoperoxide antagonists of utility in the treatment of disease conditions in which thromboxane A.sub.2 is a causative agent.
式(I)的化合物或其生物易降解酯,或者它们的药用可接受的盐,其中R.sup.l、R.sup.2、R.sup.3和R.sup.4分别独立地选择自H或C.sub.1-C.sub.4烷基;R.sup.5为(CH.sub.2).sub.m SO.sub.2 R.sup.6、(CH.sub.2).sub.m NHSO.sub.2 R.sup.6或(CH.sub.2).sub.m NHCOR.sup.7;R.sup.6和R.sup.7为C.sub.1-C.sub.6烷基,C.sub.1-C.sub.3全氟烷基(CH.sub.2).sub.n,C.sub.3-C.sub.6环烷基(CH.sub.2).sub.n,芳基(CH.sub.2).sub.n或杂芳基(CH.sub.2).sub.n;或R.sup.6为NR.sup.8 R.sup.9;R.sup.8为H或C.sub.1-C.sup.4烷基;R.sup.9为C.sub.1-C.sub.6烷基,C.sub.3-C.sub.6环烷基(CH.sub.2).sub.n,芳基(CH.sub.2).sub.n或杂芳基(CH.sub.2).sub.n;或R.sup.8和R.sup.9与它们连接的氮原子一起形成一个5-至7-成员杂环,该杂环可以选择性地包含一个碳-碳双键或进一步的来自O、S、NH、N(C.sub.1-C.sub.4烷基)和N(C.sub.1-C.sub.5醇酰)的杂原子键合,并且可以选择性地用每个独立选择自C.sub.1-C.sub.4烷基和C.sub.1-C.sub.4烷氧基的一个到三个取代基取代,也可以选择性地与苯融合;X为CH.sub.2、CHCH.sub.3、C(OH)CH.sub.3、C.dbd.CH.sub.2或O;m为0或1;n为0,1,2或3;Het为3-或4-吡啶基或1-咪唑基;但是当Het为1-咪唑基时,X为CH.sub.2或CHCH.sub.3,结合了血栓素A.sub.2合成酶抑制剂和血栓素A.sub.2/内过氧化物拮抗剂,用于治疗血栓素A.sub.2是致病因素的疾病条件。