发明人李文辉,杨光,林芳. "Method for the Synthesis of 3-amino-5-carbamoylbenzoic acid" [P]. 中国发明专利, 专利号 CN 113430811 B, 授权公告日 2019-11-17.
发明人林芳,马晓峰,陈志强. "A Process for Preparing High-Purity 3-amino-5-carbamoylbenzoic acid" [P]. 中国发明专利, 专利号 CN 116162956 B, 授权公告日 2018-01-18.
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