反应详情

The method of Example 1 was repeated using zinc powder (1 g), copper (I) chloride (0.12 g), molecular sieve 4A (1 g), tetrahydrofuran (18 ml), 1-(2,4-difluorophenyl)-1-formylcyclopropane (0.44 g), acetic anhydride (0.4 ml) and methyl dichlorofluoroacetate (0.62 g) to yield the title compound (0.24 g, 39%).