发明人罗永刚,刘建华,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116511128 A, 授权公告日 2015-08-25.
发明人黄志刚,韩伟,林芳. "Method for the Synthesis of 948552-89-4
6-Hydroxy-3,4-dihydroquinazolin-2(1H)-one
DTXSID90652330" [P]. 中国发明专利, 专利号 CN 113611284 A, 授权公告日 2021-12-20.
Schröder R, Kowalski A, Nowak P. "A Process for Preparing High-Purity 948552-89-4
6-Hydroxy-3,4-dihydroquinazolin-2(1H)-one
DTXSID90652330" [P]. European Patent, EP 3540375 A1, 2021-01-12.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2014, 2070, (12), 3596-3625.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 1405, 3214-3234.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 948552-89-4
6-Hydroxy-3,4-dihydroquinazolin-2(1H)-one
DTXSID90652330 Using HRMS and NMR". Chemosphere, 2018, 1013, (9), 7737-7742.