申请人:Pfizer Inc.
公开号:US05300516A1
公开(公告)日:1994-04-05
Musacarinic receptor antagonists, particularly useful in the treatment of irritable bowel syndrome, of formula (I), or a pharmaceutically acceptable salt thereof, where m is 1 or 2; R.sup.1 and R.sup.2 are each independently H or C.sub.1 -C.sub.4 alkyl or together represent --(CH.sub.2).sub.p -- where p is an integer of from 2 to 5; R.sup.3 is H or C.sub.1 -C.sub.4 alkyl; wherein Z is a direct link; --CH.sub.2 --, --CH.sub.2 O-- or --CH.sub.2 S--; and R.sup.4 is a group of formulae (II), (III), (IV) or Het, where R.sup.5 and R.sup.6 are each independently H, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, --(CH.sub.2).sub.n OH, halo, trifluoromethyl, cyano, --(CH.sub.2).sub.n NR.sup.7 R.sup.8, --CO(C.sub.1 -C.sub.4 alkyl), --OCO(C.sub.1 -C.sub.4 alkyl), --CH(OH)(C.sub.1 -C.sub.4 alkyl), --C(OH)(C.sub.1 -C.sub.4 alkyl).sub.2, --SO.sub.2 NH.sub.2 , (CH.sub.2).sub.n CONR.sup.7 R.sup.8 or --(CH.sub.2).sub.n COO(C.sub.1 -C.sub.4 alkyl); R.sup.7 and R.sup.8 are each independently H or C.sub.1 -C.sub.4 alkyl; n is 0, 1 or 2; X and X.sup.1 are each independently O or CH.sub.2 ; q is 1, 2 or 3; and "Het" is pyridyl, pyrazinyl or thienyl.
Musacarinic受体拮抗剂,在治疗肠易激综合征中特别有用,具有以下结构式(I)的药物或其药用盐,其中m为1或2;R.sup.1和R.sup.2分别独立地为H或C.sub.1-C.sub.4烷基,或者一起表示--(CH.sub.2).sub.p--,其中p为2至5的整数;R.sup.3为H或C.sub.1-C.sub.4烷基;其中Z为直接连接;--CH.sub.2--,--CH.sub.2 O--或--CH.sub.2 S--;而R.sup.4为结构式(II)、(III)、(IV)或Het的基团,其中R.sup.5和R.sup.6分别独立地为H、C.sub.1-C.sub.4烷基、C.sub.1-C.sub.4烷氧基、--(CH.sub.2).sub.n OH、卤素、三氟甲基、氰基、--(CH.sub.2).sub.n NR.sup.7R.sup.8、--CO(C.sub.1-C.sub.4烷基)、--OCO(C.sub.1-C.sub.4烷基)、--CH(OH)(C.sub.1-C.sub.4烷基)、--C(OH)(C.sub.1-C.sub.4烷基).sub.2、--SO.sub.2NH.sub.2、(CH.sub.2).sub.nCONR.sup.7R.sup.8或--(CH.sub.2).sub.nCOO(C.sub.1-C.sub.4烷基);R.sup.7和R.sup.8分别独立地为H或C.sub.1-C.sub.4烷基;n为0、1或2;X和X.sup.1分别独立地为O或CH.sub.2;q为1、2或3;而"Het"为吡啶基、吡嗪基或噻吩基。