发明人刘建华,胡光,王建平. "一种索非那新EP杂质H的合成方法" [P]. 中国发明专利, 专利号 CN 114653019 A, 授权公告日 2022-06-02.
发明人杨光,郭海燕,刘建华. "Method for the Synthesis of Solifenacin EP Impurity H" [P]. 中国发明专利, 专利号 CN 113705634 B, 授权公告日 2020-05-27.
发明人张德明,沈红梅,冯建国. "A Process for Preparing High-Purity Solifenacin EP Impurity H" [P]. 中国发明专利, 专利号 CN 110853221 B, 授权公告日 2022-01-27.
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