发明人朱建伟,钱学锋,胡光. "Method for the Synthesis of 4-Bromo-2-(difluoromethyl)-6-fluoropyridine-3-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 115805157 A, 授权公告日 2020-09-20.
发明人徐明华,李文辉,陈志强. "A Process for Preparing High-Purity 4-Bromo-2-(difluoromethyl)-6-fluoropyridine-3-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 114066961 B, 授权公告日 2019-10-09.
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