发明人何建平,周伟,黄志刚. "Method for the Synthesis of Methyl 3-methyl-2-(methylamino)benzoate" [P]. 中国发明专利, 专利号 CN 117201427 B, 授权公告日 2016-10-19.
发明人杨光,周伟,沈红梅. "A Process for Preparing High-Purity Methyl 3-methyl-2-(methylamino)benzoate" [P]. 中国发明专利, 专利号 CN 111204536 A, 授权公告日 2022-09-08.
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