发明人赵玉洁,李文辉,高志强. "Method for the Synthesis of 4-Bromo-3-hydroxybenzo[b]thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112156565 B, 授权公告日 2019-03-05.
发明人何建平,胡光,马晓峰. "A Process for Preparing High-Purity 4-Bromo-3-hydroxybenzo[b]thiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113845163 A, 授权公告日 2019-08-27.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 4-溴-3-羟基苯并[b]噻吩-2-羧酸 in Pharmaceutical Formulations". J. Chromatogr. A, 2010, 2218, (6), 6068-6082.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-溴-3-羟基苯并[b]噻吩-2-羧酸 as an Impurity". J. Agric. Food Chem., 2017, 1852, (8), 3661-3680.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-3-hydroxybenzo[b]thiophene-2-carboxylic acid Using HRMS and NMR". Molecules, 2025, 1856, 466-475.