Björnsson E, Lefèvre J P, Jørgensen K. "Method for the Synthesis of 3-(m-Tolyl)-5-(((6-(p-tolyl)pyridazin-3-yl)thio)methyl)-1,2,4-oxadiazole" [P]. European Patent, EP 3653587 A1, 2021-07-10.
发明人李文辉,周伟,陈志强. "A Process for Preparing High-Purity 3-(m-Tolyl)-5-(((6-(p-tolyl)pyridazin-3-yl)thio)methyl)-1,2,4-oxadiazole" [P]. 中国发明专利, 专利号 CN 113690049 B, 授权公告日 2019-01-19.
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