Disclosed herein are analogues of 6-(4-((2,3-dihydrobenzo[b] [l,4]dioxin-6-yl)oxy)piperidin-l-yl)-[l,2,4]triazolo[4,3-b]pyridazine, i.e. 7-(4-((phenyl or pyridin-3-yl)oxy)piperidin-l-yl)-4H-pyrimido[l,2- b]pyridazin-4-one derivatives of formula (I) which may be useful as positive allosteric modulators of the muscarinic acetylcholine receptor M4 (mAChR M4). Also disclosed herein are methods of making the compounds, pharmaceutical compositions comprising the compounds, and methods of treating neurological and psychiatric disorders associated with muscarinic acetylcholine receptor dysfunction using the compounds and compositions.
本文揭示了6-(4-((2,3-二氢苯并[b][1,4]二噁英-6-基)氧基)
哌啶-1-基)-[1,2,4]三唑并[4,3-b]
吡啶嗪的类似物,即式(I)的7-(4-((苯基或
吡啶-3-基)氧基)
哌啶-1-基)-4H-
吡咪啶并[1,2-b]
吡啶嗪-4-酮衍
生物,可能作为肌
胆碱受体
M4(mAChR
M4)的正向变构调节剂。本文还揭示了制备这些化合物的方法,包含这些化合物的药物组合物,以及使用这些化合物和组合物治疗与肌
胆碱受体功能障碍相关的神经和精神疾病的方法。