(R)-1-(pyrrolidin-1-yl)propan-2-amine 、 5-[2-(3,5-dimethyl-phenylamino)-pyrimidin-4-yl]-2-methyl-2H-pyrazole-3-carboxylic acid 在
N,N-二异丙基乙胺 、 O‐(1H‐benzotriazol‐1‐yl)‐N,N,N′,N′‐tetramethyluronium tetrafluoroborate 作用下,
以
N,N-二甲基乙酰胺 为溶剂,
以53 %的产率得到5-[2-(3,5-dimethylanilino)pyrimidin-4-yl]-2-methyl-N-[(2S)-1-pyrrolidin-1-ylpropan-2-yl]pyrazole-3-carboxamide