Park J H, Roberts E F, Johnson M A. "一种的合成方法" [P]. US Patent, US 9106853 B2, 2025-02-12.
发明人郭海燕,张德明,唐晓军. "Method for the Synthesis of 2,4-dimethoxythieno[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 116923311 B, 授权公告日 2018-10-14.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2020, 264, 2778-2788.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 1544, 453-467.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2,4-dimethoxythieno[2,3-d]pyrimidine Using HRMS and NMR". Sci. Total Environ., 2015, 1584, (12), 9682-9710.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2020, 326, (1), 8993-9011.