(E)-1-(3-(7-ethyl-1-methyl-2-oxo-1,2-dihydro-1,6-naphthyridin-3-yl)-4-methylphenyl)-2-hydroxyguanidine 、
异丁酸 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 0.25h,
生成
7-ethyl-3-(5-(5-isopropyl-1,2,4-oxadiazol-3-ylamino)-2-methylphenyl)-1-methyl-1,6-naphthyridin-2(1H)-one