发明人郑宇鹏,罗永刚,张德明. "Method for the Synthesis of 4-Amino-5,6-dimethyl-1H-benzo[d]imidazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 113932078 B, 授权公告日 2016-05-18.
发明人李文辉,胡光,朱建伟. "A Process for Preparing High-Purity 4-Amino-5,6-dimethyl-1H-benzo[d]imidazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 110425235 A, 授权公告日 2015-03-16.
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