申请人:Pfizer Inc.
公开号:US11524954B2
公开(公告)日:2022-12-13
The present invention provides, in part, compounds of Formula I: or an N-oxide thereof, or a pharmaceutically acceptable salt of the compound or the N-oxide, wherein: X
1
, X
2
, R
1
, R
2
, m and n are as described herein; processes for the preparation of; intermediates used in the preparation of; and compositions containing such compounds, N-oxides, or salts, and their uses for treating M4-mediated (or M4-associated) disorders including, e.g., Alzheimer's Disease, Parkinson's Disease, schizophrenia (e.g., its cognitive and negative symptoms), pain, addiction, and a sleep disorder.
本发明部分提供了式 I 的化合物:或其 N-氧化物,或该化合物或其 N-氧化物的药学上可接受的盐,其中:X
1
, X
2
, R
1
, R
2
、m 和 n 如本文所述;制备过程;制备过程中使用的中间体;含有此类化合物、N-氧化物或盐的组合物,以及它们治疗 M4 介导(或 M4 相关)疾病的用途,包括如阿尔茨海默病、帕金森病、精神分裂症(如认知症状和阴性症状)、疼痛、成瘾和睡眠障碍。