申请人:Merck Sharp & Dohme Limited
公开号:US05260293A1
公开(公告)日:1993-11-09
The present invention provides pyrazines, pyridazines or pyrimidines, or salts or prodrugs thereof, substituted on one of the ring carbon atoms thereof with a non-aromatic azacyclic or azabicyclic ring system; and independently substituted on each of the other ring carbon atoms with a substituent of low lipophilicity or a hydrocarbon substituent; which compounds stimulate central muscarinic acetylcholine receptors and therefore are useful in the treatment of neurological and mental illnesses.
本发明提供一种吡嗪、吡啶或嘧啶,或其盐或前药,其中它们的环碳原子之一被取代为非芳香性氮杂环或氮杂双环环系统;并且在其它环碳原子上独立地取代为低亲脂性取代基或烃基取代基。这些化合物刺激中枢毒蕈碱乙酰胆碱受体,因此在神经和心理疾病的治疗中有用。