发明人郑宇鹏,徐明华,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115223607 A, 授权公告日 2023-11-28.
Hughes D C, Mueller T, Roberts E F. "Method for the Synthesis of ethyl 4-bromo-5-fluoro-benzothiophene-2-carboxylate" [P]. US Patent, US 10251446 B2, 2020-07-28.
发明人何建平,朱建伟,高志强. "A Process for Preparing High-Purity ethyl 4-bromo-5-fluoro-benzothiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113422430 A, 授权公告日 2025-06-26.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2021, 90, (3), 7052-7061.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2017, 1044, (3), 3922-3929.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 4-bromo-5-fluoro-benzothiophene-2-carboxylate Using HRMS and NMR". Molecules, 2016, 595, (9), 3411-3430.