Anderson J P, Lee S K, Davis P L. "一种的合成方法" [P]. US Patent, US 11577013 B2, 2018-04-23.
发明人朱建伟,陈志强,沈红梅. "Method for the Synthesis of 3-Ethyl-2-mercapto-6-methyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 110936775 B, 授权公告日 2018-10-05.
Mueller T C, Nielsen H, Lefèvre J P. "A Process for Preparing High-Purity 3-Ethyl-2-mercapto-6-methyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one" [P]. European Patent, EP 3941439 A1, 2021-09-06.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2023, 2091, (4), 5134-5143.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2014, 384, 197-223.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-2-mercapto-6-methyl-6,7-dihydrothieno[3,2-d]pyrimidin-4(3H)-one Using HRMS and NMR". J. Agric. Food Chem., 2022, 337, 6350-6373.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2016, 1069, 2018-2048.