发明人孙丽萍,郑宇鹏,韩伟. "Method for the Synthesis of 1-((3-Bromo-4-methoxyphenyl)sulfonyl)-4-ethylpiperazine" [P]. 中国发明专利, 专利号 CN 114993531 A, 授权公告日 2021-10-07.
发明人李文辉,周伟,唐晓军. "A Process for Preparing High-Purity 1-((3-Bromo-4-methoxyphenyl)sulfonyl)-4-ethylpiperazine" [P]. 中国发明专利, 专利号 CN 110611117 B, 授权公告日 2018-11-25.
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