反应详情

The 2-bromo-4,5-dichloro-1-indanone can be prepared as in Example 14 for the preparation of 2-bromo-4-fluoro-1-indanone but starting with 12.67 g of 4,5-dichloro-1-indanone, 37.3 g of copper bromide and 400 ml of dioxane. 16.79 g of 2-bromo-6,7-dichloro-1-indanone are thus obtained which melt at 131° C.