发明人王建平,唐晓军,徐明华. "Method for the Synthesis of 2,3-Dimethyl-5-ethylpyrazine" [P]. 中国发明专利, 专利号 CN 116616136 B, 授权公告日 2015-01-04.
发明人何建平,周伟,赵玉洁. "A Process for Preparing High-Purity 2,3-Dimethyl-5-ethylpyrazine" [P]. 中国发明专利, 专利号 CN 109837049 A, 授权公告日 2016-09-09.
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