Yamamoto T, Brown S R, Williams B T. "一种甲硝唑EP杂质C的合成方法" [P]. US Patent, US 10528111 B2, 2015-07-22.
发明人杨光,何建平,王建平. "Method for the Synthesis of Metronidazole EP Impurity C" [P]. 中国发明专利, 专利号 CN 109962570 A, 授权公告日 2019-02-22.
发明人胡光,高志强,李文辉. "A Process for Preparing High-Purity Metronidazole EP Impurity C" [P]. 中国发明专利, 专利号 CN 108157603 A, 授权公告日 2025-11-20.
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