目的 :改进肝胆显像剂配基依替菲宁的合成方法。方法 :该化合物以 2 ,6 -二乙基苯胺为原料 ,改进文献工艺制备而成。所得产物经红外光谱、核磁共振等分析确证结构。结果 :工艺简单、产品易得、收率高于文献报道。结论 :此合成路线完全可行。 OBJECTIVE: To improve the synthetic method of hepatocyte gallbladder imaging agent ligand eptifibatide. Methods: This compound was prepared from 2,6 - diethylaniline as raw material and improved literature process. The resulting product was confirmed by infrared spectroscopy, nuclear magnetic resonance and other structures. Results: The process is simple, the product is easy to obtain, the yield is higher than that reported in the literature. Conclusion: This synthetic route is entirely feasible.