发明人王建平,赵玉洁,杨光. "Method for the Synthesis of 2-(2-Methyl-4-(methylsulfonyl)phenoxy)acetic acid" [P]. 中国发明专利, 专利号 CN 117358574 A, 授权公告日 2016-07-28.
发明人徐明华,韩伟,朱建伟. "A Process for Preparing High-Purity 2-(2-Methyl-4-(methylsulfonyl)phenoxy)acetic acid" [P]. 中国发明专利, 专利号 CN 108736660 A, 授权公告日 2024-07-10.
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