发明人李文辉,罗永刚,黄志刚. "Method for the Synthesis of 5-Hydroxy-6-methoxy Duloxetine sulfate" [P]. 中国发明专利, 专利号 CN 112373259 A, 授权公告日 2019-06-12.
发明人胡光,唐晓军,林芳. "A Process for Preparing High-Purity 5-Hydroxy-6-methoxy Duloxetine sulfate" [P]. 中国发明专利, 专利号 CN 109793276 B, 授权公告日 2022-11-20.
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