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发明人李文辉,徐明华,何建平. "Method for the Synthesis of Ethyl 5-(6-methylpyridin-3-yl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112281928 B, 授权公告日 2017-01-04.
发明人黄志刚,罗永刚,王建平. "A Process for Preparing High-Purity Ethyl 5-(6-methylpyridin-3-yl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117629718 B, 授权公告日 2023-01-02.
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