发明人王建平,郑宇鹏,张德明. "一种2-(4-甲基-3-硝基苯磺酰氨基)苯甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 113040816 A, 授权公告日 2021-09-05.
Björnsson E, Mueller T C, Lefèvre J P. "Method for the Synthesis of 2-(4-Methyl-3-nitrobenzenesulfonamido)benzoic acid" [P]. European Patent, EP 3685067 A1, 2017-01-11.
发明人钱学锋,沈红梅,何建平. "A Process for Preparing High-Purity 2-(4-Methyl-3-nitrobenzenesulfonamido)benzoic acid" [P]. 中国发明专利, 专利号 CN 117546347 A, 授权公告日 2020-09-28.
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