发明人郭海燕,周伟,黄志刚. "Method for the Synthesis of 6-(2-tetrahydrothiopyran-4-ylethynyl)-1H-pyrido[2,3-d]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 110245167 A, 授权公告日 2025-06-17.
发明人王建平,林芳,李文辉. "A Process for Preparing High-Purity 6-(2-tetrahydrothiopyran-4-ylethynyl)-1H-pyrido[2,3-d]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 111973776 A, 授权公告日 2025-07-04.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2017, 93, (1), 1474-1484.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2012, 1602, (9), 7468-7491.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 6-(2-tetrahydrothiopyran-4-ylethynyl)-1H-pyrido[2,3-d]pyrimidin-4-one Using HRMS and NMR". J. Sep. Sci., 2013, 1924, (5), 6085-6114.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2017, 1355, (1), 8405-8431.