发明人刘建华,李文辉,郭海燕. "Method for the Synthesis of Prilocaine Impurity 25" [P]. 中国发明专利, 专利号 CN 111259355 B, 授权公告日 2023-01-05.
发明人李文辉,周伟,郑宇鹏. "A Process for Preparing High-Purity Prilocaine Impurity 25" [P]. 中国发明专利, 专利号 CN 112389024 B, 授权公告日 2019-12-19.
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