发明人韩伟,赵玉洁,杨光. "Method for the Synthesis of 4-(2-Ethoxy-4-formylphenoxymethyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 109648848 B, 授权公告日 2016-05-02.
Lefèvre J P, Jørgensen K, Mueller T C. "A Process for Preparing High-Purity 4-(2-Ethoxy-4-formylphenoxymethyl)benzoic acid" [P]. European Patent, EP 3246107 A1, 2022-02-23.
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". Biomed. Chromatogr., 2010, 2209, (10), 3371-3383.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2020, 1723, (1), 2944-2968.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2-Ethoxy-4-formylphenoxymethyl)benzoic acid Using HRMS and NMR". Chromatographia, 2016, 461, 6871-6889.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2021, 2237, (9), 7832-7842.