发明人郭海燕,杨光,朱建伟. "Method for the Synthesis of 2-[methyl(piperidin-4-yl)amino]acetic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 113311377 A, 授权公告日 2017-08-22.
发明人郑宇鹏,陈志强,郭海燕. "A Process for Preparing High-Purity 2-[methyl(piperidin-4-yl)amino]acetic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 112070745 B, 授权公告日 2019-03-28.
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