发明人黄志刚,林芳,胡光. "一种2-羟基-3-硝基-5-甲氧基苯甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 116977569 A, 授权公告日 2023-05-23.
发明人唐晓军,李文辉,徐明华. "Method for the Synthesis of 2-Hydroxy-5-methoxy-3-nitrobenzoic Acid" [P]. 中国发明专利, 专利号 CN 108783331 A, 授权公告日 2018-07-08.
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