Racemic hydroxyureas can be efficiently resolved on a preparative scale using (4S)-4-benzyl-2-oxazolidinone-3-carbonyl chloride 3. The resulting carbamates can be separated by chromatography and hydrolysis of these diastereomers yields enantiomerically pure hydroxyureas.
Racemic hydroxyureas can be efficiently resolved on a preparative scale using (4S)-4-benzyl-2-oxazolidinone-3-carbonyl chloride 3. The resulting carbamates can be separated by chromatography and hydrolysis of these diastereomers yields enantiomerically pure hydroxyureas.