发明人黄志刚,郑宇鹏,杨光. "Method for the Synthesis of 2-Hydrazinyl-3-[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]pyridine" [P]. 中国发明专利, 专利号 CN 110803074 A, 授权公告日 2023-06-23.
发明人李文辉,沈红梅,唐晓军. "A Process for Preparing High-Purity 2-Hydrazinyl-3-[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]pyridine" [P]. 中国发明专利, 专利号 CN 112408175 B, 授权公告日 2016-02-02.
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