发明人徐明华,郑宇鹏,陈志强. "Method for the Synthesis of 1,2-Dimethyl-7-nitro-1H-benzo[d]imidazole" [P]. 中国发明专利, 专利号 CN 116972423 A, 授权公告日 2023-03-19.
发明人沈红梅,周伟,钱学锋. "A Process for Preparing High-Purity 1,2-Dimethyl-7-nitro-1H-benzo[d]imidazole" [P]. 中国发明专利, 专利号 CN 110433486 B, 授权公告日 2020-05-07.
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