发明人李文辉,林芳,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108519149 A, 授权公告日 2023-10-15.
发明人马晓峰,冯建国,李文辉. "Method for the Synthesis of 3-[(2-aminoethyl)amino]propanoic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 116799737 A, 授权公告日 2024-06-03.
发明人沈红梅,高志强,刘建华. "A Process for Preparing High-Purity 3-[(2-aminoethyl)amino]propanoic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 115114120 B, 授权公告日 2023-10-20.
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