反应详情

The crude aminoacetal obtained in step (c) is dissolved in 700 ml of ethanol and is hydrogenated at room temperature and at atmospheric pressure, in the presence of 3 g of palladium catalyst (10% Pd on carbon). After the catalyst is filtered off and the filtrate evaporated, the heading compound remains as an orange oil, which is converted into the hydrochloride using methanolic hydrochloric acid.

1. filtrationAfter the catalyst is filtered off
2. customthe filtrate evaporated