反应详情

5-Phenyl-2-(3-phenyl-propyl)-pentanoic acid (1-benzyl-piperidin-4-yl)-amide (23) (0.5 g; 1.07 mmol) is combined with ethanol (25 mL) and 20% Pd(OH)2 on carbon (0.2 g) in a hydrogenation bottle. The mixture is hydrogenated at 50 psi for 18 hours then filtered through a celite pad and washed with ethanol. The combined filtrate plus wash is concentrated in vacuo affording the desired product (0.38 g) as an oil. ESMS: MH+ 379.4 (base).

1. filtrationthen filtered through a celite pad
2. washwashed with ethanol
3. washThe combined filtrate plus wash
4. concentrationis concentrated in vacuo