发明人何建平,陈志强,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109251129 A, 授权公告日 2015-10-13.
Mueller T, Williams B T, Anderson J P. "Method for the Synthesis of Ethyl 4-(2-hydroxyethyl)-3-methylbenzo[b]thiophene-6-carboxylate" [P]. US Patent, US 10842451 B2, 2017-01-16.
发明人朱建伟,刘建华,罗永刚. "A Process for Preparing High-Purity Ethyl 4-(2-hydroxyethyl)-3-methylbenzo[b]thiophene-6-carboxylate" [P]. 中国发明专利, 专利号 CN 117621762 B, 授权公告日 2017-03-24.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 548, 538-545.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 2421, 1436-1462.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(2-hydroxyethyl)-3-methylbenzo[b]thiophene-6-carboxylate Using HRMS and NMR". J. Sep. Sci., 2015, 822, 1114-1130.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2020, 272, (2), 4561-4585.