发明人王建平,沈红梅,李文辉. "Method for the Synthesis of 5-Methyl-6-(methylthio)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 115462309 B, 授权公告日 2023-08-21.
Lefèvre J P, Björnsson E, Martínez F. "A Process for Preparing High-Purity 5-Methyl-6-(methylthio)nicotinonitrile" [P]. European Patent, EP 3850272 A1, 2020-07-14.
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