1-(2,6-dichloro-4-trifluoromethylphenyl)-3-cyano-5-(ethoxycarbonyl)carbonylamino-4-trifluoromethylthiopyrazole 、
碘甲烷 在
potassium carbonate 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 6.0h,
生成
1-(2,6-dichloro-4-trifluoromethylphenyl)-3-cyano-5-N-(ethoxycarbonyl)carbonyl-N-methylamino-4-trifluoromethylthiopyrazole