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发明人高志强,张德明,唐晓军. "Method for the Synthesis of N-{[3-Oxo-2-benzofuran-1(3H)-yliden]methyl}isonicotinohydrazide" [P]. 中国发明专利, 专利号 CN 116584533 A, 授权公告日 2016-12-20.
发明人马晓峰,何建平,高志强. "A Process for Preparing High-Purity N-{[3-Oxo-2-benzofuran-1(3H)-yliden]methyl}isonicotinohydrazide" [P]. 中国发明专利, 专利号 CN 112120562 B, 授权公告日 2022-01-20.
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