发明人马晓峰,高志强,韩伟. "Method for the Synthesis of 2-Chloro-5-{[4-(thiophene-2-sulfonyl)piperazin-1-yl]sulfonyl}benzoic acid" [P]. 中国发明专利, 专利号 CN 114433921 B, 授权公告日 2024-06-01.
发明人杨光,李文辉,唐晓军. "A Process for Preparing High-Purity 2-Chloro-5-{[4-(thiophene-2-sulfonyl)piperazin-1-yl]sulfonyl}benzoic acid" [P]. 中国发明专利, 专利号 CN 108599912 A, 授权公告日 2018-05-04.
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