Fig. 1: Relevance of chiral N-alkyl amines and efficient enantioselective synthetic strategies.

a Representing N-alkyl pharmaceuticals. b Practical methods for the synthesis N-alkyl amines. c This work: primary alkyl amines as N-sources for DARA.

a Representing N-alkyl pharmaceuticals. b Practical methods for the synthesis N-alkyl amines. c This work: primary alkyl amines as N-sources for DARA.