Sørensen M, Mueller T C, Rossi M. "Method for the Synthesis of Methyl 2-((3-methyl-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetate" [P]. European Patent, EP 3061161 A1, 2016-11-25.
发明人周伟,何建平,杨光. "A Process for Preparing High-Purity Methyl 2-((3-methyl-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetate" [P]. 中国发明专利, 专利号 CN 117883588 B, 授权公告日 2022-02-25.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2024, 2320, (6), 2023-2053.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 201, 6685-6696.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 2-((3-methyl-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetate Using HRMS and NMR". Biomed. Chromatogr., 2023, 1213, (7), 4972-4987.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2023, 1363, (6), 38-41.