发明人林芳,郑宇鹏,钱学锋. "Method for the Synthesis of 4-Hydroxy-3-(trifluoromethyl)benzene-1-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 116681978 B, 授权公告日 2018-11-01.
发明人郑宇鹏,赵玉洁,杨光. "A Process for Preparing High-Purity 4-Hydroxy-3-(trifluoromethyl)benzene-1-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 110488476 B, 授权公告日 2025-07-20.
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