申请人:Marion Laboratories, Inc.
公开号:US04877779A1
公开(公告)日:1989-10-31
Novel compounds and their salts are disclosed having the Formulas: ##STR1## wherein: R.sub.1 is hydrogen, phenyl, 9H-fluoren-9-yl, 10,11-dihydro-5H-dibenzo [a,d]cyclohepten-5-yl, 5H-dibenzo[a,d]cyclohepten-5-yl, 1,2,3,4-tetrahydro-1-naphthyl, 9H-xanthen-9-yl, 9H-thioxanthen-9-yl, 2-chloro-9H-thioxanthen-9-yl, 4H-chromanyl, diphenylmethyl, phenylcycloalkylmethyl wherein the bridgehead methylene may optionally be substituted with a hydroxy group and any of the phenyl or benzo-fused rings may be substituted with one or more R.sub.5 groups wherein R.sub.5 is selected from halogen, trifluoromethyl, lower alkyl, hydroxy or lower alkoxy groups; and R.sub.2 and R.sub.3, which may be the same or different, are hydrogen, lower alkyl, phenylalkyl (C.sub.1 -C.sub.5), wherein the phenyl ring may be substituted with one or more R.sub.5 groups or NR.sub.2 R.sub.3 taken together are pyrrolidinyl, piperidinyl, morpholinyl, thiomorpholinyl, or 1-piperazinyl (where the 4-position may optionally be substituted with hydrogen, lower alkyl, hydroxy-substituted lower alkyl, amino-substituted lower alkyl, or acetoxy-substituted lower alkyl; R.sub.4 is hydrogen, hydroxyl or trimethylsilyloxy; Ph is an unsubstituted phenyl group or a phenyl group substituted by one or more R.sub.5 groups; and n is 2-4. Pharmaceutical compositions effective as calcium channel blockers and therapeutic methods utilizing such compounds, particularly in the treatment of irritable bowel syndrome, are also disclosed.
本发明公开了具有以下结构的新化合物及其盐:##STR1## 其中:R.sub.1为氢,苯基,9H-芴-9-基,10,11-二氢-5H-二苯并[a,d]环庚烯-5-基,5H-二苯并[a,d]环庚烯-5-基,1,2,3,4-四氢-1-萘基,9H-芴烯-9-基,9H-噻芴烯-9-基,2-氯-9H-噻芴烯-9-基,4H-色基,二苯甲基,苯基环烷基甲基,其中桥头亚甲基可以选择性地被羟基取代,并且苯基或苯并环可以被一个或多个R.sub.5基取代,其中R.sub.5选自卤素,三氟甲基,低碳基,羟基或低碳氧基基团;R.sub.2和R.sub.3可以相同也可以不同,为氢,低碳基,苯基烷基(C.sub.1-C.sub.5),其中苯环可以被一个或多个R.sub.5基取代,或NR.sub.2R.sub.3共同为吡咯烷基,哌啶基,吗啉基,硫代吗啉基或1-哌嗪基(其中4-位可以选择性地被氢,低碳基,羟基取代的低碳基,氨基取代的低碳基或乙酰氧基取代的低碳基所取代);R.sub.4为氢,羟基或三甲基硅氧基;Ph为未取代的苯基或一个或多个R.sub.5基取代的苯基;n为2-4。本发明还公开了作为钙通道阻滞剂的药物组合物以及利用这些化合物的治疗方法,特别是用于治疗肠易激综合征。