发明人杨光,赵玉洁,罗永刚. "Method for the Synthesis of 2-Bromo-5-(difluoromethyl)-3-fluoropyridine-4-sulfonamide" [P]. 中国发明专利, 专利号 CN 109684783 A, 授权公告日 2019-01-13.
Lefèvre J P, Mueller T C, Rossi M. "A Process for Preparing High-Purity 2-Bromo-5-(difluoromethyl)-3-fluoropyridine-4-sulfonamide" [P]. European Patent, EP 3358780 A1, 2020-07-12.
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