发明人王建平,罗永刚,林芳. "Method for the Synthesis of N-(2-aminoethyl)-2-(methylamino)benzamide" [P]. 中国发明专利, 专利号 CN 109430521 A, 授权公告日 2022-07-28.
发明人李文辉,钱学锋,沈红梅. "A Process for Preparing High-Purity N-(2-aminoethyl)-2-(methylamino)benzamide" [P]. 中国发明专利, 专利号 CN 114405598 B, 授权公告日 2022-06-07.
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