发明人何建平,刘建华,林芳. "Method for the Synthesis of 3,5-Dimethyl-1-benzothiophene-2-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 117574032 B, 授权公告日 2019-10-15.
发明人周伟,赵玉洁,杨光. "A Process for Preparing High-Purity 3,5-Dimethyl-1-benzothiophene-2-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 113907114 A, 授权公告日 2015-04-16.
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