发明人马晓峰,徐明华,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108312798 A, 授权公告日 2021-10-02.
发明人马晓峰,陈志强,周伟. "Method for the Synthesis of 1,1-Dimethyl-1,3-dihydroisobenzofuran-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114338934 B, 授权公告日 2023-10-23.
发明人黄志刚,胡光,徐明华. "A Process for Preparing High-Purity 1,1-Dimethyl-1,3-dihydroisobenzofuran-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108836979 B, 授权公告日 2025-04-21.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2020, 154, (3), 6280-6292.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2024, 1578, 4323-4333.