发明人陈志强,杨光,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113226897 A, 授权公告日 2024-11-14.
发明人徐明华,马晓峰,何建平. "Method for the Synthesis of Ethyl 7-hydroxybenzo[b]thiophene-5-carboxylate" [P]. 中国发明专利, 专利号 CN 115650204 A, 授权公告日 2015-10-23.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2019, 1540, 4401-4413.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2023, 945, 1600-1618.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 7-hydroxybenzo[b]thiophene-5-carboxylate Using HRMS and NMR". J. Agric. Food Chem., 2013, 1895, (2), 2949-2968.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2015, 2287, (11), 2460-2487.