The invention relates to Spirocyclic ether derivatives of pyrazolo[1,5-a]pyrimidine-3-carboxyamide of general formula (I) which are inhibitors of phosphodiesterase 2, useful in treating central nervous system diseases and other diseases.
In addition, the invention relates to processes for preparing pharmaceutical compositions as well as processes for manufacture the compounds according to the invention.
本发明涉及通式(I)的
吡唑并[1,5-a]
嘧啶-3-羧酰胺螺
环醚衍
生物,它是
磷酸二酯酶 2 的
抑制剂,可用于治疗中枢神经系统疾病和其他疾病。
此外,本发明还涉及制备药物组合物的工艺以及根据本发明制造化合物的工艺。