反应详情

4-(3-Piperidin-1-yl-propoxy)-2-trifluoromethyl-benzoic acid (D5) (0.9 g) was heated at reflux in thionyl chloride (20 ml) for 2 h. The reaction mixture was evaporated to a minimum then co-evaporated with DCM (3×) to give the title compound (D6) as a white solid (1.0 g)

1. customThe reaction mixture was evaporated to a minimum