反应详情

To the compound (0.50 g, 1.8 mmol) obtained in step 1 were added water (17 mL) and 1N hydrochloric acid (1.8 mL, 1.8 mmol). Acetonitrile (10 ml) was added to dissolve the mixture, and the solution was concentrated under reduced pressure, and lyophilized to give the title compound (0.54 g, 1.7 mmol, 95%).

1. dissolutionto dissolve the mixture
2. concentrationthe solution was concentrated under reduced pressure