2-chloro-N-(1-ethyl-1H-pyrazol-4-yl)-5-nitropyrimidin-4-amine 、
1-(四氢-2H-吡喃-4-基)-1H-吡唑-4-胺 、
N,N-二异丙基乙胺 以
1,4-二氧六环 为溶剂,
反应 6.0h,
以to afford N4-(1-ethyl-1H-pyrazol-4-yl)-5-nitro-N2-(1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)pyrimidine-2,4-diamine的产率得到N4-(1-ethyl-1H-pyrazol-4-yl)-5-nitro-N2-(1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)pyrimidine-2,4-diamine