发明人赵玉洁,刘建华,韩伟. "Method for the Synthesis of 1-(2-Oxopropyl)-1H-benzo[d]imidazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 108166468 B, 授权公告日 2018-02-27.
发明人林芳,孙丽萍,冯建国. "A Process for Preparing High-Purity 1-(2-Oxopropyl)-1H-benzo[d]imidazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 113798087 B, 授权公告日 2023-11-23.
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