Synthesis of enantiomerically pure a-amino acids via chemo- and diastereoselective alkylation of (5S)-5-phenyl-5,6-dihydro-2H-1,4-oxazin-2-one

Synthesis of enantiomerically pure a-amino acids via chemo- and diastereoselective alkylation of (5S)-5-phenyl-5,6-dihydro-2H-1,4-oxazin-2-one