Mueller T, Brown S R, Kumar R. "一种的合成方法" [P]. US Patent, US 9379861 B2, 2020-05-14.
发明人李文辉,胡光,韩伟. "Method for the Synthesis of N-(5-Chloro-2-methylphenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide" [P]. 中国发明专利, 专利号 CN 111158489 B, 授权公告日 2018-02-27.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2021, 1919, 5234-5244.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 1018, (7), 7660-7668.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of N-(5-Chloro-2-methylphenyl)-2-((3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)acetamide Using HRMS and NMR". Phytochemistry, 2018, 1254, (12), 442-461.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2016, 1484, 4535-4558.