发明人孙丽萍,刘建华,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110478903 A, 授权公告日 2019-08-25.
发明人郭海燕,徐明华,罗永刚. "Method for the Synthesis of 2-(2-Chloro-6-methylthieno[3,2-d]pyrimidin-4-yl)pyrimidin-5-amine" [P]. 中国发明专利, 专利号 CN 108994550 A, 授权公告日 2017-06-28.
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". Anal. Chem., 2010, 453, 6664-6682.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2018, 433, (12), 9483-9513.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2-Chloro-6-methylthieno[3,2-d]pyrimidin-4-yl)pyrimidin-5-amine Using HRMS and NMR". Food Chem., 2012, 311, (10), 9229-9253.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2017, 1520, (9), 8634-8661.