发明人马晓峰,赵玉洁,唐晓军. "Method for the Synthesis of 2-Ethyl-1H-imidazole-4,5-dicarboxylic acid" [P]. 中国发明专利, 专利号 CN 111865562 B, 授权公告日 2020-09-18.
发明人杨光,唐晓军,马晓峰. "A Process for Preparing High-Purity 2-Ethyl-1H-imidazole-4,5-dicarboxylic acid" [P]. 中国发明专利, 专利号 CN 114991983 A, 授权公告日 2021-03-25.
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