发明人马晓峰,钱学锋,张德明. "Method for the Synthesis of 3-Chlorothieno[2,3-b]pyridine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109816190 B, 授权公告日 2015-07-03.
Klinger H, Hughes D C, Roberts E F. "A Process for Preparing High-Purity 3-Chlorothieno[2,3-b]pyridine-2-carboxylic acid" [P]. US Patent, US 11745580 B2, 2018-12-14.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 1208, 641-645.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 1525, (2), 5368-5394.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 3-Chlorothieno[2,3-b]pyridine-2-carboxylic acid Using HRMS and NMR". Phytochemistry, 2020, 1700, (10), 8728-8740.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2018, 785, 1133-1144.