申请人:Hokuriku Pharmaceutical Co., Ltd.
公开号:US05153207A1
公开(公告)日:1992-10-06
A piperidine derivative represented by the following general formula (I): ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and each independently represents a hydrogen atom, a halogen atom, a lower alkyl group, or a lower alkoxy group; R.sub.3 represents a hydrogen atom or a lower alkyl group; X represents an oxygen atom or a sulfur atom; Y represents an alkylene group having 1 to 7 carbon atoms which may be optionally substituted with a lower alkyl group, or Y represents an --A--O--B-- group wherein A and B are the same or different and each independently represents an alkylene group having 1 to 3 carbon atoms which may be optionally substituted with a lower alkyl group is disclosed. Also disclosed are a pharmacologically acceptable salt of a compound of formula (I), an antihistaminic and antiallergic agent comprising a compound of formula (I), a pharmaceutical composition comprising a compound of formula (I), and a method for the treatment of an allergic disease by administering a compound of formula (I).
以下是通用公式(I)所代表的哌啶衍生物:##STR1## 其中R.sub.1和R.sub.2相同或不同,每个独立代表氢原子、卤素原子、低碳基团或低碳氧基团;R.sub.3代表氢原子或低碳基团;X代表氧原子或硫原子;Y代表1至7个碳原子的烷基基团,该基团可以选择性地用低碳基团取代,或者Y代表--A--O--B--基团,其中A和B相同或不同,每个独立代表1至3个碳原子的烷基基团,该基团可以选择性地用低碳基团取代。还公开了公式(I)化合物的药理学可接受盐、包含公式(I)化合物的抗组胺和抗过敏剂、包含公式(I)化合物的药物组合物,以及通过给予公式(I)化合物治疗过敏性疾病的方法。