3-methyl-1-phenyl-2-pyrazoline-5-one-4-spirocyclopropanetetracarbonitrile 在
sodium methylate 作用下,
反应 0.15h,
生成 2-acetylamino-1-(N-acetylmethoxycarbonimidoyl)-4,4-dimethoxy-5-cyano-3-azabicyclo[3.1.0]hex-2-ene-6-spiro-4'-(3-methyl-1-phenyl-2-pyrazoline-5-one)