反应详情

To a solution of 4.9 g of the compound of Step B (13.4 mmol) in 67 mL of ethanol there is added 0.980 g of palladium dihydroxide (20% by mass) at ambient temperature. The reaction mixture is placed under 1.2 bar of hydrogen at ambient temperature for 4 hours. It is subsequently passed over a Whatman filter, and then the palladium is rinsed several times with ethanol. The filtrate is evaporated to dryness. The title product is obtained in the form of an oil.

1. filtrationfilter
2. washthe palladium is rinsed several times with ethanol
3. customThe filtrate is evaporated to dryness