发明人高志强,赵玉洁,林芳. "Method for the Synthesis of Methyl 5-(chlorosulfonyl)-4-methylthiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108262292 A, 授权公告日 2018-02-08.
发明人黄志刚,唐晓军,沈红梅. "A Process for Preparing High-Purity Methyl 5-(chlorosulfonyl)-4-methylthiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113349543 A, 授权公告日 2017-10-04.
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