{4-[4-(3-Benzoyl-4,5-dihydro-1H-pyrazol-4-yl)-phenyl]-4,5-dihydro-1H-pyrazol-3-yl}-phenyl-methanone 在
盐酸 、 sodium nitrite 作用下,
反应 0.92h,
以62%的产率得到{4-[4-(3-Benzoyl-1-nitroso-4,5-dihydro-1H-pyrazol-4-yl)-phenyl]-1-nitroso-4,5-dihydro-1H-pyrazol-3-yl}-phenyl-methanone