发明人赵玉洁,刘建华,林芳. "Method for the Synthesis of 2-Cyano-6-fluoropyridine-4-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 115904620 A, 授权公告日 2022-09-28.
发明人韩伟,黄志刚,罗永刚. "A Process for Preparing High-Purity 2-Cyano-6-fluoropyridine-4-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 113878747 B, 授权公告日 2023-04-07.
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