发明人杨光,马晓峰,王建平. "Method for the Synthesis of 3-Chloro-2,4-difluorobenzenesulfonamide" [P]. 中国发明专利, 专利号 CN 115817451 B, 授权公告日 2021-09-15.
发明人杨光,李文辉,高志强. "A Process for Preparing High-Purity 3-Chloro-2,4-difluorobenzenesulfonamide" [P]. 中国发明专利, 专利号 CN 114372791 A, 授权公告日 2019-07-28.
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