发明人陈志强,韩伟,王建平. "Method for the Synthesis of Methyl 3-bromo-6-methylthieno[2,3-b]pyridine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114891919 A, 授权公告日 2022-03-05.
发明人王建平,李文辉,沈红梅. "A Process for Preparing High-Purity Methyl 3-bromo-6-methylthieno[2,3-b]pyridine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116022718 A, 授权公告日 2018-09-02.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2010, 2438, (11), 1156-1181.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2018, 1953, 5493-5517.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 3-bromo-6-methylthieno[2,3-b]pyridine-2-carboxylate Using HRMS and NMR". Molecules, 2019, 1136, 8333-8344.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2014, 579, 928-935.