发明人张德明,冯建国,朱建伟. "Method for the Synthesis of 6-methoxybenzothiophene-2-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 117269679 A, 授权公告日 2016-03-27.
发明人林芳,王建平,郭海燕. "A Process for Preparing High-Purity 6-methoxybenzothiophene-2-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 114556435 A, 授权公告日 2016-04-04.
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