发明人赵玉洁,钱学锋,李文辉. "Method for the Synthesis of 2-(4-Acetamidophenyl)-1H-benzo[d]imidazole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114408499 B, 授权公告日 2019-10-05.
发明人陈志强,张德明,郑宇鹏. "A Process for Preparing High-Purity 2-(4-Acetamidophenyl)-1H-benzo[d]imidazole-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116391967 A, 授权公告日 2022-04-20.
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