作者:Claude Agami、Sandrine Cheramy、Luc Dechoux、Mohand Melaimi                                    
                                    
                                        DOI:10.1016/s0040-4020(00)00997-2
                                    
                                    
                                        日期:2001.1
                                    
                                    Chiral derivative 3 was shown to be a precursor of alpha and beta -substituted beta -amino acids as well as alpha,beta -disubstituted beta -amino acids. The key steps of the procedure are a diastereoselective alkylation of synthon 3 by organocuprates reagents and a diastereoselective alkylation of the: alkylated adduct. (C) 2000 Elsevier Science Ltd. All rights reserved.