Mueller T C, Nielsen H, Johansson L. "一种的合成方法" [P]. European Patent, EP 3147313 A1, 2023-07-28.
Hughes D C, Yamamoto T, Williams B T. "Method for the Synthesis of 5-Amino-2-fluoro-4-hydroxybenzoic acid" [P]. US Patent, US 11549411 B2, 2024-04-02.
发明人周伟,刘建华,高志强. "A Process for Preparing High-Purity 5-Amino-2-fluoro-4-hydroxybenzoic acid" [P]. 中国发明专利, 专利号 CN 117856811 B, 授权公告日 2024-11-11.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2019, 832, 7915-7927.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2022, 894, (3), 1686-1706.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 5-Amino-2-fluoro-4-hydroxybenzoic acid Using HRMS and NMR". Chromatographia, 2019, 1749, 6014-6018.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2019, 233, 6254-6264.