反应条件
1: malonic acid ethyl ester monopotassium salt With triethylamine; magnesium chloride in tetrahydrofuran; ethyl acetate T=0 - 50°C; 2: 2,6-difluorobenzoyl chloride in tetrahydrofuran; ethyl acetate T=0 - 20°C; 19.9167 h; Reagent/catalystSolventTemperatureConcentrationTime; Further stages;