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发明人冯建国,胡光,刘建华. "Method for the Synthesis of Empagliflozin impurity 02" [P]. 中国发明专利, 专利号 CN 115783179 A, 授权公告日 2015-04-08.
发明人徐明华,马晓峰,沈红梅. "A Process for Preparing High-Purity Empagliflozin impurity 02" [P]. 中国发明专利, 专利号 CN 114562277 A, 授权公告日 2022-10-01.
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