发明人郭海燕,马晓峰,杨光. "Method for the Synthesis of 4-Hydroxy-1H-benzo[d]imidazole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117914704 A, 授权公告日 2018-05-21.
Brown S R, Mueller T, O'Brien P Q. "A Process for Preparing High-Purity 4-Hydroxy-1H-benzo[d]imidazole-2-carboxylic acid" [P]. US Patent, US 11207004 B2, 2025-11-22.
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