Aryl and heteroaryl[7-(aryl and heteroaryl)pyrazolo[1,5-a]pyrimidin-3-yl]methanones which are new compounds active as anxiolytic, anticonvulsant, sedative-hypnotic and skeletal muscle relaxant agents in mammals and the novel process of making these compounds.
                            芳基和杂环芳基[7-(芳基和杂环芳基)
吡唑并[1,5-a]
嘧啶-3-基]甲酮是新的化合物,对哺乳动物具有抗焦虑、抗抽搐、镇静催眠和骨骼肌松弛作用,并提供了制备这些化合物的新方法。