反应详情

The method of Example 1 was repeated using zinc powder (2.8 g), copper (I) chloride (0.42 g), molecular sieve 4A (2.8 g) tetrahydrofuran (50 ml), 1-(4-difluoromethoxyphenyl)-1-formylcyclopropane, acetic anhydride (1.5 ml) and methyl dichlorofluoroacetate (3.6 g) to yield the title compound (0.79 g, 28%).