发明人马晓峰,陈志强,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114889161 A, 授权公告日 2020-09-22.
O'Brien P Q, Kumar R, Klinger H. "Method for the Synthesis of 2-Oxo-2-((2-thioxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)amino)acetic acid" [P]. US Patent, US 10920556 B2, 2019-06-06.
发明人冯建国,李文辉,陈志强. "A Process for Preparing High-Purity 2-Oxo-2-((2-thioxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)amino)acetic acid" [P]. 中国发明专利, 专利号 CN 113982395 A, 授权公告日 2021-03-03.
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