发明人何建平,张德明,郑宇鹏. "Method for the Synthesis of 2-Methyl-3(or 5)-(methylthio)pyrazine" [P]. 中国发明专利, 专利号 CN 113067972 A, 授权公告日 2024-01-23.
发明人朱建伟,王建平,林芳. "A Process for Preparing High-Purity 2-Methyl-3(or 5)-(methylthio)pyrazine" [P]. 中国发明专利, 专利号 CN 111639907 A, 授权公告日 2023-03-12.
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