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发明人黄志刚,郑宇鹏,钱学锋. "Method for the Synthesis of 3-Fluoro-2-methyl-4-(methylsulfonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 117878131 B, 授权公告日 2023-09-05.
发明人孙丽萍,林芳,郭海燕. "A Process for Preparing High-Purity 3-Fluoro-2-methyl-4-(methylsulfonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 115016419 B, 授权公告日 2022-02-24.
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