反应详情

To a solution of 2-(4-(ethoxycarbonyl)cyclohexylidene)acetic acid (6.0 g, 28.3 mmol) in EtOH (50 ml) was slowly added 10% Pd/C (306 mg). The solution was hydrogenated overnight. The catalyst was filtered off. The filtrate was concentrated in vacuo to afford 2.5 g of product as colorless oil (42%).

1. filtrationThe catalyst was filtered off
2. concentrationThe filtrate was concentrated in vacuo