发明人马晓峰,高志强,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109759050 A, 授权公告日 2020-02-26.
发明人周伟,孙丽萍,钱学锋. "Method for the Synthesis of 2,4-Dichloro-5,8-dihydro-6H-pyrano[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 117232040 B, 授权公告日 2023-01-25.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2014, 600, (3), 8134-8142.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2022, 136, (1), 426-443.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2,4-Dichloro-5,8-dihydro-6H-pyrano[3,4-d]pyrimidine Using HRMS and NMR". Chromatographia, 2011, 1173, (12), 2821-2843.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2024, 1298, (2), 3436-3463.