3-{4-[1-acetyl-5-(3-chlorophenyl)-4,5-dihydro-1H-pyrazol-3-yl]-phenyl}-5-methyl-3H-[1,3,4]-oxadiazol-2-one 在
hydrazine hydrate 作用下,
反应 6.0h,
以70%的产率得到2-{4-[1-acetyl-5-(3-chlorophenyl)-4,5-dihydro-1H-pyrazol-3-yl]-phenyl}-4-amino-5-methyl-2,4-dihydro-[1,2,4]triazolin-3-one