发明人王建平,沈红梅,郭海燕. "Method for the Synthesis of 2-(Hydroxymethyl)-5,6-dimethylbenzimidazole" [P]. 中国发明专利, 专利号 CN 116991428 B, 授权公告日 2020-12-19.
发明人马晓峰,韩伟,郭海燕. "A Process for Preparing High-Purity 2-(Hydroxymethyl)-5,6-dimethylbenzimidazole" [P]. 中国发明专利, 专利号 CN 109431976 B, 授权公告日 2019-03-04.
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