Schröder R, Lefèvre J P, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3622280 A1, 2023-11-27.
发明人唐晓军,何建平,李文辉. "Method for the Synthesis of 2-(5-Nitrothiophen-2-yl)-2,3-dihydroquinazolin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 116593252 A, 授权公告日 2017-01-27.
Björnsson E, Rossi M, Nowak P. "A Process for Preparing High-Purity 2-(5-Nitrothiophen-2-yl)-2,3-dihydroquinazolin-4(1H)-one" [P]. European Patent, EP 3421750 A1, 2023-09-05.
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". Biomed. Chromatogr., 2024, 253, 9689-9705.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2022, 1460, (10), 6560-6575.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(5-Nitrothiophen-2-yl)-2,3-dihydroquinazolin-4(1H)-one Using HRMS and NMR". Chemosphere, 2025, 1050, 4605-4625.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 1540, 3619-3649.