Yamamoto T, Williams B T, Kumar R. "一种的合成方法" [P]. US Patent, US 10785624 B2, 2024-04-10.
Sørensen M, Nielsen H, Johansson L. "Method for the Synthesis of 5-(2,4-Difluorophenoxymethyl)furan-2-carboxylic acid" [P]. European Patent, EP 3078794 A1, 2025-06-19.
发明人胡光,李文辉,何建平. "A Process for Preparing High-Purity 5-(2,4-Difluorophenoxymethyl)furan-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108482277 B, 授权公告日 2020-11-20.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2015, 2312, 311-334.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 2186, 8918-8939.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 5-(2,4-Difluorophenoxymethyl)furan-2-carboxylic acid Using HRMS and NMR". Anal. Chem., 2014, 2416, 2682-2712.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2019, 688, (8), 8676-8703.