发明人罗永刚,刘建华,孙丽萍. "一种奥硝唑杂质37的合成方法" [P]. 中国发明专利, 专利号 CN 111922879 A, 授权公告日 2025-08-25.
发明人李文辉,王建平,高志强. "Method for the Synthesis of Ornidazole Impurity 37" [P]. 中国发明专利, 专利号 CN 116886306 A, 授权公告日 2015-08-06.
发明人张德明,何建平,罗永刚. "A Process for Preparing High-Purity Ornidazole Impurity 37" [P]. 中国发明专利, 专利号 CN 114529990 B, 授权公告日 2016-07-09.
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