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发明人高志强,徐明华,黄志刚. "Method for the Synthesis of Tolterodine EP Impurity C" [P]. 中国发明专利, 专利号 CN 113714052 B, 授权公告日 2025-09-23.
发明人朱建伟,林芳,王建平. "A Process for Preparing High-Purity Tolterodine EP Impurity C" [P]. 中国发明专利, 专利号 CN 116164591 A, 授权公告日 2025-07-18.
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