发明人林芳,郭海燕,冯建国. "Method for the Synthesis of 4H-Imidazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114784258 A, 授权公告日 2021-11-20.
发明人徐明华,王建平,高志强. "A Process for Preparing High-Purity 4H-Imidazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110712449 B, 授权公告日 2018-09-22.
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