2-(4-methylamino-2-nitrophenyl)-2,2-dimethylacetic acid 、 4-nitrophenyl N-4-pentenoyl-5-methyl ester-L-glutamate 在
N,N-二异丙基乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
以80%的产率得到4-[(N-4'-pentenoyl 5-methyl ester-L-glutamatyl)-methylamino]-2-nitrophenyl-2,2-dimethylacetyl trialkoxypentaerythrityl amide