3.6
[1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 01;(13):1793-1144.
[]. Catherine Maury, et al. Asymmetric Synthesis of alpha-Amino Phosphonic Acids by Diastereoselective Addition of Trimethyl Phosphite onto Chiral Oxazolidines(1). J Org Chem. 1996 May 31;61(11):3687-3693.
H31-H319-H33
P61-P64-P71-P80-P30+P3-P304+P340-P36-P40-P01