发明人何建平,孙丽萍,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111076282 A, 授权公告日 2024-08-16.
Lefèvre J P, Nowak P, Nielsen H. "Method for the Synthesis of 5-Chloro-3-methylquinazoline-2,4(1H,3H)-dione" [P]. European Patent, EP 3729787 A1, 2019-04-08.
发明人何建平,韩伟,张德明. "A Process for Preparing High-Purity 5-Chloro-3-methylquinazoline-2,4(1H,3H)-dione" [P]. 中国发明专利, 专利号 CN 111878844 B, 授权公告日 2024-05-13.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2010, 1627, (8), 570-576.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2021, 1936, 9552-9570.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-3-methylquinazoline-2,4(1H,3H)-dione Using HRMS and NMR". J. Pharm. Biomed. Anal., 2023, 1926, (8), 6603-6628.