发明人何建平,周伟,林芳. "Method for the Synthesis of Fexofenadine Impurity 41" [P]. 中国发明专利, 专利号 CN 110859653 B, 授权公告日 2019-08-04.
发明人赵玉洁,黄志刚,刘建华. "A Process for Preparing High-Purity Fexofenadine Impurity 41" [P]. 中国发明专利, 专利号 CN 108412913 B, 授权公告日 2016-10-11.
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