3-(p-Hydroxy-phenyl)-Δ2-pyrazolin 、
2,5-二甲氧基苯基乙酸 在
2-(2,5-dimethoxy-phenyl)-1-[3-(4-hydroxy-phenyl)-4,5-dihydro-pyrazol-1-yl]-ethanone 作用下,
以to give final compound 2-(2,5-dimethoxy-phenyl)-1-[3-(4-hydroxy-phenyl)-4,5-dihydro-pyrazol-1-yl]-ethanone (32)的产率得到2-(2,5-dimethoxy-phenyl)-1-[3-(4-hydroxy-phenyl)-4,5-dihydro-pyrazol-1-yl]-ethanone