反应详情

A solution of Ethyl 4-(4-(2-methoxybenzyloxy)phenyl)-4-oxobutyrate (Step B, 1.49 g, 4.3 mmol) in abs ethanol (20 ml) was treated with 1N NaOH (6 ml). The reaction mixture was stirred at room temperature for 2 hours and then acidified with 1M HCl. The resulting white solid was filtered, washed with cold water and dried under vacuum to provide the title compound.

1. filtrationThe resulting white solid was filtered
2. washwashed with cold water
3. customdried under vacuum