发明人胡光,杨光,徐明华. "Method for the Synthesis of 2-Amino-4-methoxy-5-(methylsulfanyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 115232036 B, 授权公告日 2019-04-14.
发明人张德明,沈红梅,冯建国. "A Process for Preparing High-Purity 2-Amino-4-methoxy-5-(methylsulfanyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 115494559 A, 授权公告日 2021-11-15.
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