发明人王建平,唐晓军,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113842996 A, 授权公告日 2023-07-21.
发明人林芳,黄志刚,张德明. "Method for the Synthesis of 3-Methyl-2-((2-(6-methyl-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)-2-oxoethyl)thio)-7-phenylthieno[3,2-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 117818301 B, 授权公告日 2021-05-20.
发明人郑宇鹏,陈志强,李文辉. "A Process for Preparing High-Purity 3-Methyl-2-((2-(6-methyl-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)-2-oxoethyl)thio)-7-phenylthieno[3,2-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 113383903 A, 授权公告日 2015-12-13.
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". J. Nat. Prod., 2016, 997, (11), 7784-7793.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2010, 1620, (2), 8110-8125.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-Methyl-2-((2-(6-methyl-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)-2-oxoethyl)thio)-7-phenylthieno[3,2-d]pyrimidin-4(3H)-one Using HRMS and NMR". Molecules, 2023, 2030, (10), 1605-1616.