5-(4-Bromo-phenyl)-4-[1-(4-methyl-piperazin-1-yl)-1-methylsulfanyl-meth-(Z)-ylidene]-2-phenyl-2,4-dihydro-pyrazol-3-one 在
一水合肼 作用下,
以
乙醇 为溶剂,
反应 8.0h,
以45%的产率得到5-oxo-1-phenyl-3-(p-bromophenyl)-4-<(hydrazino-N-N'-methylpiperazino)methylene>-Δ
2-pyrazoline