反应详情

13.1 g (33.2 mmol) of (13.8) are hydrogenated in methanol/HCl over 10% Pd/C. After 1.5 h, the mixture is filtered and the filtrate is concentrated in vacuo; 9.77 g (99%) of (13.9) are obtained as a colorless solid.

1. filtrationthe mixture is filtered
2. concentrationthe filtrate is concentrated in vacuo