发明人沈红梅,李文辉,孙丽萍. "Method for the Synthesis of 5-Methyl-N-(5-methyl-1,3,4-thiadiazol-2-yl)pyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 111724162 B, 授权公告日 2024-05-12.
发明人赵玉洁,黄志刚,刘建华. "A Process for Preparing High-Purity 5-Methyl-N-(5-methyl-1,3,4-thiadiazol-2-yl)pyrazine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 112367418 A, 授权公告日 2019-04-03.
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