7[4]Osapay G, Szilagyi I, Seres J. Conversion of amino acid and dipertides into theirphosphonic analogs aminoalkylphosphonic acids and peptides Ⅱ [J] .Tetrahedron, 1987,43(13) :2 977 -2 983.
8[8]Feeman J. Process for preparation of substitutedaminomethylphosphonic acids[P]. 美国专利:4830788,1989.
9[9]Baysdon S, Fields J, Donald L, et al. Preparation of N - acyl -aminomethylphosphonates [P]. 美国专利: 5041627, 1991.
10[10]Heinsohn E. Preparation of N - acylaminomethylphosphonic acids and aminomethylphosphonic acids [P]. 美国专利: 5233080,1993.