The synthesis ways of cysteamine hydrochloride were compared.The current application at medicine, forage, chelating agent and biosensor were introduced.And its developing prospect was also predicted.

• 本文比较了半胱胺盐酸盐的多种合成路线,介绍近年来在药用、饲料、金属络合剂、生物传感器等方面研究应用情况,并且探讨了在合成和应用方面的发展方向。