反应详情

The title compound is prepared by the procedure of Example 27 using 1.09 g product from Example 48, 0.450 g of product from Example 12, 0.144 g of 50% washed sodium hydride and 12 ml of dry tetrahydrofuran. The residue is purified by column chromatography (silica gel:35% ethyl acetate/hexane) to give 0.391 g of the desired product as yellow crystals.

1. washwashed sodium hydride and 12 ml of dry tetrahydrofuran
2. customThe residue is purified by column chromatography (silica gel:35% ethyl acetate/hexane)