Nonnatural amino acid 3-(4-thiazolyl)-D,L-alanine hydrochloride and its four intermediates were synthesized, their structures were detenmined by IR,NMR,elementary analysis and melting point.

合成了非天然氨基3-(4-基)-D，L-丙氨盐盐以及三个中间，其结构分别通过红外光谱、核磁、素分析、熔点等测试手段得到确证。