申请人:Astellas Pharma Inc.
公开号:EP1795524A1
公开(公告)日:2007-06-13
Provided are compounds which are an NMDA antagonist having a broad safety margin and are useful as a treating agent or a preventing agent for Alzheimer's disease, cerebrovascular dementia, Parkinson's disease, ischemic apoplexy, pain, etc. Concretely provided are an amine derivative or its salt characterized in that the amine-containing structure A therein bonds to a 2- or 3-cyclic condensed ring (e.g., indane, tetralone, 4,5,6,7-tetrahydrobenzothiophene, 4,5,6,7-tetrahydrobenzofuran, 7,8-dihydro-6H-indeno[4,5-b]furan, 2,3-dihydro-1H-cyclopenta[1]naphthalene) via X1 (bond or lower alkylene); and an NMDA antagonist containing it as an active ingredient thereof.
本发明提供的化合物是一种具有广泛安全范围的 NMDA 拮抗剂,可作为阿尔茨海默病、脑血管痴呆症、帕金森病、缺血性脑中风、疼痛等的治疗剂或预防剂。具体而言,提供了一种胺衍生物或其盐,其特征在于其中的含胺结构 A 与 2-或 3-环缩合环(如茚满、四烯酮、4-环缩合环、5-环缩合环、6-环缩合环、7-环缩合环、8-环缩合环、9-环缩合环)结合、茚、四酮、4,5,6,7-四氢苯并噻吩、4,5,6,7-四氢苯并呋喃、7,8-二氢-6H-茚并[4,5-b]呋喃、2,3-二氢-1H-环戊并[1]萘)通过 X1(键或低级亚烷基)结合;以及含有它作为其活性成分的 NMDA 拮抗剂。