申请人:Pfizer Inc.
公开号:US05344835A1
公开(公告)日:1994-09-06
According to the invention there is provided a compound of formula (I): R.sup.1 --O(CH.sub.2).sub.m A(CH.sub.2).sub.n XR or a pharmaceutically acceptable salt thereof, wherein R.sup.1 is a group of formula (a or b) where Z is --(CH.sub.2).sub.2-, --CH.dbd.CH--, --CH.sub.2 --S-- or --CH.sub.2 --O--; R is a group of formula (c, d or Het) and A is a group of formula (e, f or g) in which the N atom is attached to the group (CH.sub.2)n; m is 1 or 2; n is an integer of from 1 to 4; p is 1, 2 or 3; R.sup.2 and R.sup.3 are each independently hydrogen, C.sub.1 -C.sub.4 alkyl, hydroxy-(C.sub.1 -C.sub.4 alkyl), hydroxy, C.sub.1 -C.sub.4 alkoxy, halo, trifluoromethyl, nitro, cyano, sulphamoyl, --CO(C.sub.1 -C.sub.4 alkyl), --OCO(C.sub.1 -C.sub.4 alkyl), carboxy, --CO.sub.2 (C.sub.1 -C.sub.4 alkyl), --CH.sub.2).sub.q CONR.sup.4 R.sup.5, -- (CH.sub.2).sub.q OCONR.sup.4 R.sup.5, --CH.sub.2).sub.q NR.sup.6 R.sup.7 or --NHSO.sub.2 NH.sub.2 in which R.sup.4 and R.sup.5 are each independently H or C.sub.1 -C.sub.4 alkyl, q is 0, 1 or 2, and either R.sup.6 and R.sup.7 are each independently H or C.sub.1 -C.sub.4 alkyl or R.sup.6 is hydrogen and R.sup.7 is --SO.sub.2 (C.sub.1 -C.sub.4 alkyl), --CO(C.sub.1 -C.sub.4 alkyl) or --CONH(C.sub.1 -C.sub.4 alkyl); X is a direct link, O or S; Y and Y.sup.1 are each independently O or CH.sub.2 ; and Het is pyridyl, pyrazinyl or thienyl. The compounds are useful as muscarinic receptor antagonists, particularly in the treatment of irritable bowel syndrome.
根据本发明,提供一种公式(I)的化合物:R.sup.1 --O(CH.sub.2).sub.m A(CH.sub.2).sub.n XR或其药学上可接受的盐,其中R.sup.1是公式(a或b)的基团,其中Z为--(CH.sub.2).sub.2-,--CH.dbd.CH--,--CH.sub.2--S--或--CH.sub.2--O--;R是公式(c、d或Het)的基团,A是公式(e、f或g)的基团,其中N原子连接到(CH.sub.2)n基团;m为1或2;n为1至4的整数;p为1、2或3;R.sup.2和R.sup.3各自独立地为氢、C.sub.1-C.sub.4烷基、羟基-(C.sub.1-C.sub.4烷基)、羟基、C.sub.1-C.sub.4烷氧基、卤、三氟甲基、硝基、氰基、磺酰胺基、--CO(C.sub.1-C.sub.4烷基)、--OCO(C.sub.1-C.sub.4烷基)、羧基、--CO.sub.2(C.sub.1-C.sub.4烷基)、--(CH.sub.2).sub.qCONR.sup.4R.sup.5、--(CH.sub.2).sub.qOCONR.sup.4R.sup.5、--(CH.sub.2).sub.qNR.sup.6R.sup.7或--NHSO.sub.2NH.sub.2,其中R.sup.4和R.sup.5各自独立地为H或C.sub.1-C.sub.4烷基,q为0、1或2,而R.sup.6和R.sup.7各自独立地为H或C.sub.1-C.sub.4烷基或R.sup.6为氢,R.sup.7为--SO.sub.2(C.sub.1-C.sub.4烷基)、--CO(C.sub.1-C.sub.4烷基)或--CONH(C.sub.1-C.sub.4烷基);X为直链、O或S;Y和Y.sup.1各自独立地为O或CH.sub.2;而Het为吡啶基、吡嗪基或噻吩基。该化合物可用作毒蕈碱受体拮抗剂,特别是用于治疗肠易激综合征。