申请人:Imperial Chemical Industries PLC
公开号:US04576953A1
公开(公告)日:1986-03-18
Compounds of the formula: ##STR1## wherein X stands for an oxygen or sulphur atom, n stands for 1 or 2, R.sup.1 stands for a defined (3-4C)alkyl radical, a cyclopropyl radical, or a phenyl radical which may optionally bear a halogeno, (1-4C)alkyl or (1-4C)alkoxy substituent, and R.sup.2 stands for hydrogen or a (1-4C)alkyl radical, and pharmaceutically-acceptable acid-addition salts thereof. Process for the manufacture of said compounds. Pharmaceutical compositions comprising one of said compounds and a pharmaceutical diluent or carrier. The compounds are peripherally selective 5-HT antagonists.
该公式化合物为:##STR1## 其中X代表氧或硫原子,n代表1或2,R.sup.1代表一个定义的(3-4C)烷基基团,环丙基基团,或苯基基团,该基团可能选择性地带有卤素,(1-4C)烷基或(1-4C)甲氧基取代基,R.sup.2代表氢或(1-4C)烷基基团,以及其药学上可接受的酸盐。制备该化合物的方法。包括其中一种化合物和药学稀释剂或载体的药物组合物。这些化合物是外周选择性的5-HT拮抗剂。