发明人林芳,王建平,朱建伟. "Method for the Synthesis of 4-ethoxy-3-(piperidin-1-ylsulfonyl)aniline" [P]. 中国发明专利, 专利号 CN 110416973 A, 授权公告日 2021-04-05.
发明人冯建国,徐明华,周伟. "A Process for Preparing High-Purity 4-ethoxy-3-(piperidin-1-ylsulfonyl)aniline" [P]. 中国发明专利, 专利号 CN 115431352 A, 授权公告日 2022-02-03.
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