1-[(3,4-dichlorophenyl)methyl]-1H-pyrazol-4-amine 、 6-(tert-butoxycarbonyl)-5,6,7,8-tetrahydro-1,6-naphthyridine-2-carboxylic acid 在
N,N-二异丙基乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 96.0h,
以86%的产率得到1,1-dimethylethyl 2-[({1-[(3,4-dichlorophenyl)methyl]-1H-pyrazol-4-yl}amino)carbonyl]-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate