发明人李文辉,陈志强,徐明华. "Method for the Synthesis of 7-Hydroxy-5-oxo-4,5-dihydrothieno[3,2-b]pyridine-6-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110059118 A, 授权公告日 2015-08-23.
Yamamoto T, Johnson M A, Davis P L. "A Process for Preparing High-Purity 7-Hydroxy-5-oxo-4,5-dihydrothieno[3,2-b]pyridine-6-carboxylic acid" [P]. US Patent, US 11411884 B2, 2016-03-21.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2024, 307, (7), 7397-7403.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2011, 652, (12), 7593-7607.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 7-Hydroxy-5-oxo-4,5-dihydrothieno[3,2-b]pyridine-6-carboxylic acid Using HRMS and NMR". Chemosphere, 2022, 1667, (12), 6550-6557.