发明人林芳,郭海燕,徐明华. "Method for the Synthesis of 3,4-Diamino-5-bromobenzoic acid" [P]. 中国发明专利, 专利号 CN 111767446 A, 授权公告日 2019-12-01.
发明人郑宇鹏,胡光,黄志刚. "A Process for Preparing High-Purity 3,4-Diamino-5-bromobenzoic acid" [P]. 中国发明专利, 专利号 CN 116080108 A, 授权公告日 2020-11-27.
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