反应详情

The title compound was prepared by the procedure in Example 385C substituting the product from Example 441A for the product of Example 385B. The reaction was purified by silica gel chromatography (ethyl acetate/CHCl3=1/9) to give the title compound (yield 88%).

1. customThe title compound was prepared by the procedure in Example 385C
2. customThe reaction was purified by silica gel chromatography (ethyl acetate/CHCl3=1/9)