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.
作者:Ravi S. Garigipati、Margaret E. Sorenson、Karl F. Erhard、Jerry L. Adams
DOI:10.1016/s0040-4039(00)73875-5
日期:1993.8
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.