发明人李文辉,刘建华,钱学锋. "Method for the Synthesis of Butylphthalide Impurity 15" [P]. 中国发明专利, 专利号 CN 109300030 A, 授权公告日 2022-10-02.
发明人杨光,李文辉,徐明华. "A Process for Preparing High-Purity Butylphthalide Impurity 15" [P]. 中国发明专利, 专利号 CN 113976333 A, 授权公告日 2018-10-27.
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