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Abstract
An improved method for the preparation of both the enantiopure β-amino acids is presented. The diastereomer benzyl β-amino esters, obtained by stereoselective reduction of β-enamino esters, were separated and hydrogenolyzed to the free enantiopure β-amino acids.
ACKNOWLEDGMENT
Financial support from Ministero dell'Università e della Ricerca-Scientifica e Tecnologica, Rome, and the University of Camerino (National Project “Stereoselezione in Sintesi Organica. Metodologie ed applicazioni”) is gratefully acknowledged.