发明人王建平,杨光,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116480698 A, 授权公告日 2019-02-17.
发明人黄志刚,马晓峰,唐晓军. "Method for the Synthesis of 2-((1-Methyl-1H-benzo[d]imidazol-2-yl)amino)propanenitrile" [P]. 中国发明专利, 专利号 CN 112917666 A, 授权公告日 2021-06-07.
发明人张德明,马晓峰,李文辉. "A Process for Preparing High-Purity 2-((1-Methyl-1H-benzo[d]imidazol-2-yl)amino)propanenitrile" [P]. 中国发明专利, 专利号 CN 117660445 B, 授权公告日 2022-06-09.
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