发明人唐晓军,罗永刚,刘建华. "Method for the Synthesis of 5-Ethyl 2-methyl pyridine-2,5-dicarboxylate" [P]. 中国发明专利, 专利号 CN 109449981 B, 授权公告日 2025-12-03.
发明人黄志刚,郑宇鹏,郭海燕. "A Process for Preparing High-Purity 5-Ethyl 2-methyl pyridine-2,5-dicarboxylate" [P]. 中国发明专利, 专利号 CN 108721322 B, 授权公告日 2015-11-17.
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