发明人林芳,韩伟,钱学锋. "Method for the Synthesis of 4-Chloro-2-iodo-3-methylthieno[2,3-b]pyridine-5-carbonitrile" [P]. 中国发明专利, 专利号 CN 113170200 A, 授权公告日 2023-01-25.
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". Molecules, 2025, 1857, 169-188.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2021, 858, (12), 2078-2098.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-2-iodo-3-methylthieno[2,3-b]pyridine-5-carbonitrile Using HRMS and NMR". Anal. Chem., 2014, 929, 2556-2572.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2017, 1225, (4), 8352-8379.