发明人李文辉,孙丽萍,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113717045 A, 授权公告日 2024-03-09.
发明人刘建华,罗永刚,赵玉洁. "Method for the Synthesis of 1,3-diethyl 2-(3,6-dichloro-5-nitropyridin-2-yl)propanedioate" [P]. 中国发明专利, 专利号 CN 114198691 A, 授权公告日 2024-06-11.
发明人周伟,郑宇鹏,王建平. "A Process for Preparing High-Purity 1,3-diethyl 2-(3,6-dichloro-5-nitropyridin-2-yl)propanedioate" [P]. 中国发明专利, 专利号 CN 114736836 B, 授权公告日 2017-10-08.
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