8Jursic, Branko S, Neumann. Preparation of N-acyl derivatives of amino acids from acyl chlorides and amino acids in the presence of cationic surfactants[J]. Synthetic Communica-tions, 2001, 31(4): 554-564.
9Valivety R, Jauregui P, Vulfson E N. Chem-enzymatic syn- thesis of amino acid-based surfactants[J]. J Am Oil Chem Soc., 1997(74): 879-886.
