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发明人王建平,唐晓军,陈志强. "Method for the Synthesis of 3-((3,4-Dimethylphenyl)sulfonyl)-6,7-difluoro-1-methylquinolin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 109337361 A, 授权公告日 2019-05-09.
发明人钱学锋,周伟,罗永刚. "A Process for Preparing High-Purity 3-((3,4-Dimethylphenyl)sulfonyl)-6,7-difluoro-1-methylquinolin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 110282133 A, 授权公告日 2018-03-28.
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