发明人郑宇鹏,高志强,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112404804 A, 授权公告日 2019-10-12.
发明人朱建伟,郑宇鹏,何建平. "Method for the Synthesis of 2-Amino-6-ethyl-3-methylthieno[2,3-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 111354966 A, 授权公告日 2015-01-14.
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". Sci. Total Environ., 2020, 1468, 4453-4457.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2014, 1593, 3838-3860.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-6-ethyl-3-methylthieno[2,3-d]pyrimidin-4(3H)-one Using HRMS and NMR". J. Chromatogr. A, 2024, 1940, (12), 1672-1697.