Asymmetric synthesis of ?-(heteroaryl)alkylamines and ?-amino acids via nucleophilic 1,2-addition of lithiated heterocycles to aldehyde SAMP-hydrazones
Asymmetric synthesis of ?-(heteroaryl)alkylamines and ?-amino acids via nucleophilic 1,2-addition of lithiated heterocycles to aldehyde SAMP-hydrazones