申请人:Eisai Co., Ltd.
公开号:EP0934941A1
公开(公告)日:1999-08-11
This invention provides a benzopiperidine derivative represented by the following general formula (I), its salt or hydrates thereof:
wherein R1 to R3 may be the same or different and each represents hydrogen, optionally substituted lower alkyl, optionally substituted lower cycloalkyl or the like, provided that the case where R1 to R3 each represents methyl in the case of lower alkyl is excluded; R represents hydrogen, lower alkyl or the like; E represents N, C or the like; Z represents O, S, SO, SO2 or the like; and the ring G represents an optionally substituted heteroaryl ring having one or more nitrogen atoms. Those are effectively used for a drug for preventing or remedying inflammatory immunologic diseases and autoimmune diseases, or a drug for preventing or remedying rheumatism, collagen disease, asthma, nephritis, ischemic reflow disorders, psoriasis, atopic dermatitis or rejection reaction accompanying organ transplantation.
本发明提供了由以下通式(I)代表的苯并哌啶衍生物、其盐或水合物:
其中 R1 至 R3 可以相同或不同,各自代表氢、任选取代的低级烷基、任选取代的低级环烷基或类似物,但不包括 R1 至 R3 在低级烷基中各自代表甲基的情况;R 代表氢、低级烷基或类似物;E 代表 N、C 或类似物;Z 代表 O、S、SO、SO2 或类似物;环 G 代表具有一个或多个氮原子的任选取代的杂芳基环。这些药物可有效用于预防或治疗炎症性免疫疾病和自身免疫疾病,或用于预防或治疗风湿病、胶原病、哮喘、肾炎、缺血性回流障碍、牛皮癣、特应性皮炎或器官移植时的排斥反应。