A class of substituted morpholine derivatives of formula ##STR1## wherein Y represents an optionally substituted bicyclic heteroaromatic ring system containing one or two nitrogen atoms, the ring system comprising a six-membered aromatic or heteroaromatic ring fused to a five- or six-membered heteroaromatic ring; and Z represents an optionally substituted arylalkyl, aryloxymethyl or arylalkoxymethyl group, are ligands for dopamine receptor subtypes within the body and are therefore useful in the treatment and/or prevention of disorders of the dopamine system, in particular schizophrenia.
一类代替基
吗啡啶衍
生物,其
化学式为##STR1## 其中Y代表一个含有一个或两个氮原子的可选取代的双环杂芳香环系统,该环系统包括一个与五或六元杂芳香环融合的六元芳香或杂芳香环; Z代表一个可选取代的芳基烷基,芳基氧甲基或芳基烷氧甲基基团,是体内
多巴胺受体亚型的
配体,因此在
多巴胺系统疾病的治疗和/或预防中特别是精神分裂症方面有用。