发明人马晓峰,赵玉洁,罗永刚. "Method for the Synthesis of Methyl 5-chloro-2-(ethylamino)benzoate" [P]. 中国发明专利, 专利号 CN 116734627 A, 授权公告日 2021-07-24.
发明人朱建伟,冯建国,罗永刚. "A Process for Preparing High-Purity Methyl 5-chloro-2-(ethylamino)benzoate" [P]. 中国发明专利, 专利号 CN 113502896 B, 授权公告日 2023-09-15.
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