发明人郑宇鹏,赵玉洁,胡光. "Method for the Synthesis of methyl 4-bromo-2-chloro-5-(chlorosulfonyl)benzoate" [P]. 中国发明专利, 专利号 CN 117808713 B, 授权公告日 2015-01-03.
发明人林芳,韩伟,朱建伟. "A Process for Preparing High-Purity methyl 4-bromo-2-chloro-5-(chlorosulfonyl)benzoate" [P]. 中国发明专利, 专利号 CN 117617757 A, 授权公告日 2022-05-10.
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