发明人李文辉,何建平,刘建华. "Method for the Synthesis of 2-(1-Methylguanidino)acetic acid compound with 2-hydroxypropane-1,2,3-tricarboxylic acid (1:1)" [P]. 中国发明专利, 专利号 CN 109618995 B, 授权公告日 2019-05-16.
Sørensen M, Nielsen H, Rossi M. "A Process for Preparing High-Purity 2-(1-Methylguanidino)acetic acid compound with 2-hydroxypropane-1,2,3-tricarboxylic acid (1:1)" [P]. European Patent, EP 3908150 A1, 2023-06-04.
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