反应详情

[((1S)-1-Methylcarbamoyl-2-phenyl-ethyl)-carbamic acid tert-butyl ester (2.35 g, 8.45 mmol) was dissolved in 4 M HCl-dioxane (20 ml) at 25° C. for 2 hours. The mixture was concentrated and the residue triturated with ether, and dried. Yield 1.70 g, 94%.

1. concentrationThe mixture was concentrated
2. customthe residue triturated with ether
3. customdried