发明人赵玉洁,张德明,刘建华. "Method for the Synthesis of Empagliflozin Impurity 161" [P]. 中国发明专利, 专利号 CN 115852499 A, 授权公告日 2015-03-13.
发明人沈红梅,马晓峰,唐晓军. "A Process for Preparing High-Purity Empagliflozin Impurity 161" [P]. 中国发明专利, 专利号 CN 109630662 A, 授权公告日 2016-04-20.
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