A class of 1,2,3,6-tetrahydropyridine derivatives, substituted in the 4-position by a fused bicyclic heteroaromatic moiety and in the 1-position by an optionally substituted benzyl moiety, are ligands for dopamine receptor subtypes within the body, in particular the D.sub.4 subtype, and are therefore useful in the treatment and/or prevention of disorders of the dopamine system, in particular schizophrenia or depression.
一类1,2,3,6-四
氢吡啶衍生物,其在4位被融合的双环杂芳基取代,并在1位被可选择取代的
苄基取代,是体内
多巴胺受体亚型的
配体,特别是D.sub.4亚型,因此在治疗和/或预防
多巴胺系统紊乱,特别是精神分裂症或抑郁症方面具有用处。