发明人李文辉,刘建华,王建平. "Method for the Synthesis of 4-Cyano-2-ethyl-5-(trifluoromethoxy)benzenesulfonyl chloride" [P]. 中国发明专利, 专利号 CN 114526999 A, 授权公告日 2016-01-04.
发明人冯建国,孙丽萍,罗永刚. "A Process for Preparing High-Purity 4-Cyano-2-ethyl-5-(trifluoromethoxy)benzenesulfonyl chloride" [P]. 中国发明专利, 专利号 CN 116009138 A, 授权公告日 2023-12-01.
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