发明人钱学锋,高志强,罗永刚. "Method for the Synthesis of 3-[methyl(pyridin-4-yl)amino]propanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 116835068 A, 授权公告日 2015-02-15.
发明人刘建华,黄志刚,胡光. "A Process for Preparing High-Purity 3-[methyl(pyridin-4-yl)amino]propanoic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 116992853 B, 授权公告日 2023-03-23.
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