Björnsson E, Schröder R, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3515553 A1, 2022-10-05.
发明人郭海燕,李文辉,王建平. "Method for the Synthesis of Ethyl 3-amino-4-methylbenzo[b]thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113081826 B, 授权公告日 2016-03-18.
发明人马晓峰,朱建伟,郭海燕. "A Process for Preparing High-Purity Ethyl 3-amino-4-methylbenzo[b]thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116944853 A, 授权公告日 2015-02-08.
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". Anal. Methods, 2011, 761, 7374-7388.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2021, 1280, (8), 206-224.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-amino-4-methylbenzo[b]thiophene-2-carboxylate Using HRMS and NMR". Environ. Sci. Technol., 2024, 691, 3777-3791.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2013, 1052, (5), 2103-2113.