发明人刘建华,李文辉,郑宇鹏. "一种丁苯酞杂质17的合成方法" [P]. 中国发明专利, 专利号 CN 114107502 A, 授权公告日 2016-05-18.
发明人张德明,朱建伟,孙丽萍. "Method for the Synthesis of Butylphthalide Impurity 17" [P]. 中国发明专利, 专利号 CN 113186568 B, 授权公告日 2022-04-22.
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