发明人赵玉洁,钱学锋,李文辉. "Method for the Synthesis of N-methyl-1-(6-sulfanylpyridazin-3-yl)-1H-imidazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 115791477 B, 授权公告日 2019-06-16.
发明人杨光,罗永刚,冯建国. "A Process for Preparing High-Purity N-methyl-1-(6-sulfanylpyridazin-3-yl)-1H-imidazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 112104552 B, 授权公告日 2021-09-24.
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