发明人赵玉洁,林芳,王建平. "Method for the Synthesis of 4-(4-formyl-2-methoxyphenoxy)butanoic acid" [P]. 中国发明专利, 专利号 CN 109018369 B, 授权公告日 2022-04-06.
发明人李文辉,张德明,林芳. "A Process for Preparing High-Purity 4-(4-formyl-2-methoxyphenoxy)butanoic acid" [P]. 中国发明专利, 专利号 CN 116397135 B, 授权公告日 2015-11-27.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 4-(4-formyl-2-methoxyphenoxy)butanoic acid in Pharmaceutical Formulations". Chemosphere, 2023, 331, 8533-8563.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-(4-formyl-2-methoxyphenoxy)butanoic acid as an Impurity". Molecules, 2013, 1190, (4), 6008-6016.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 4-(4-formyl-2-methoxyphenoxy)butanoic acid Using HRMS and NMR". Anal. Chim. Acta, 2024, 364, (5), 5829-5852.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate 4-(4-formyl-2-methoxyphenoxy)butanoic acid Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2015, 938, 5728-5753.