ethyl 3-(2,4-dimethylthiazol-5-yl)-3-oxopropanoate 、 [6-(3-oxa-9-azaspiro[5.5]undecan-9-yl)pyrimidin-4-yl]hydrazine dihydrochloride 在
potassium acetate 作用下,
以
正丁醇 为溶剂,
反应 12.0h,
以52 mg的产率得到5-(2,4-dimethylthiazol-5-yl)-2-[6-(3-oxa-9-azaspiro[5.5]undecan-9-yl)pyrimidin-4-yl]pyrazol-3-ol