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发明人马晓峰,罗永刚,张德明. "Method for the Synthesis of Methyl 4-amino-3-(2-hydroxyethoxy)benzoate hydrochloride" [P]. 中国发明专利, 专利号 CN 114048096 A, 授权公告日 2015-11-27.
发明人赵玉洁,唐晓军,黄志刚. "A Process for Preparing High-Purity Methyl 4-amino-3-(2-hydroxyethoxy)benzoate hydrochloride" [P]. 中国发明专利, 专利号 CN 113014103 A, 授权公告日 2023-08-28.
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