发明人孙丽萍,刘建华,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111000258 A, 授权公告日 2021-11-03.
发明人高志强,林芳,唐晓军. "Method for the Synthesis of Ethyl 3-hydroxythiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115976097 A, 授权公告日 2015-08-18.
发明人朱建伟,冯建国,黄志刚. "A Process for Preparing High-Purity Ethyl 3-hydroxythiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109208049 A, 授权公告日 2019-01-21.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2023, 2447, 8222-8243.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 1320, (5), 1708-1717.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-hydroxythiophene-2-carboxylate Using HRMS and NMR". Food Chem., 2020, 323, 8538-8564.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2015, 1145, (10), 7275-7300.