发明人李文辉,赵玉洁,沈红梅. "Method for the Synthesis of 4-Methyl-3-((3-oxo-2,3-dihydro-1,2,4-triazin-5-yl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 113726633 B, 授权公告日 2018-01-10.
发明人郭海燕,杨光,冯建国. "A Process for Preparing High-Purity 4-Methyl-3-((3-oxo-2,3-dihydro-1,2,4-triazin-5-yl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 115551215 B, 授权公告日 2019-11-25.
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