发明人李文辉,冯建国,郑宇鹏. "Method for the Synthesis of 3-(1H-imidazol-5-yl)picolinic acid" [P]. 中国发明专利, 专利号 CN 112445576 B, 授权公告日 2018-11-15.
发明人李文辉,马晓峰,郑宇鹏. "A Process for Preparing High-Purity 3-(1H-imidazol-5-yl)picolinic acid" [P]. 中国发明专利, 专利号 CN 117870808 B, 授权公告日 2021-07-11.
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