3-dimethylamino-1-(3-nitrophenyl)but-2-en-1-one 、
5-(4-吡啶基)-1H-吡唑-3-胺 在
溶剂黄146 作用下,
以
溶剂黄146 为溶剂,
以to provide pure 5-methyl-7-(3-nitro-phenyl)-2-pyridin-4-yl-pyrazolo[1,5-a]pyrimidine (0.131 g, 31% yield) as a yellow solid的产率得到5-methyl-7-(3-nitro-phenyl)-2-pyridin-4-yl-pyrazolo[1,5-a]pyrimidine