2-[4-(1-acetyl-5-phenyl-4,5-dihydro-1H-pyrazol-3-yl)-phenyl]-4-[(2-hydroxybenzylidene)-amino]-5-methyl-3-oxo-2,4-dihydro-1,2,4-triazole 、
氯乙酰氯 在
三乙胺 作用下,
反应 4.0h,
以60%的产率得到2-[4-(1-acetyl-5-phenyl-4,5-dihydro-1H-pyrazol-3-yl)-phenyl]-4-[3-chloro-2-(2-hydroxyphenyl)-4-oxo-azetidin-1-yl]-5-methyl-3-oxo-2,4-dihydro-1,2,4-triazole