反应详情

A solution of (e) (6.0 g, 14.3 mmol) in ethanol/ethyl acetate (150 ml/150 ml) was hydrogenated over 10% Pd/charcoal (5 g) for 1.5 hours. Filtration, washing with ethanol (400 ml) and evaporation of the filtrate gave a white solid (2.4 g, 59%).

1. filtrationFiltration
2. washwashing with ethanol (400 ml) and evaporation of the filtrate