发明人王建平,杨光,周伟. "Method for the Synthesis of Empagliflozin Impurity 63" [P]. 中国发明专利, 专利号 CN 115542930 A, 授权公告日 2024-01-18.
Jørgensen K, Schröder R, Nowak P. "A Process for Preparing High-Purity Empagliflozin Impurity 63" [P]. European Patent, EP 3946459 A1, 2017-09-19.
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