发明人郭海燕,冯建国,陈志强. "Method for the Synthesis of 2-(Isopropyl(1-methylpiperidin-4-yl)amino)acetic acid" [P]. 中国发明专利, 专利号 CN 110993778 A, 授权公告日 2015-09-19.
发明人李文辉,赵玉洁,胡光. "A Process for Preparing High-Purity 2-(Isopropyl(1-methylpiperidin-4-yl)amino)acetic acid" [P]. 中国发明专利, 专利号 CN 108340778 A, 授权公告日 2015-10-03.
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