发明人陈志强,张德明,郭海燕. "Method for the Synthesis of 2-Thioxo-7-(trifluoromethyl)-2,3-dihydroquinazolin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 117701674 A, 授权公告日 2025-04-21.
发明人陈志强,郭海燕,唐晓军. "A Process for Preparing High-Purity 2-Thioxo-7-(trifluoromethyl)-2,3-dihydroquinazolin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 112390558 A, 授权公告日 2019-03-18.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2012, 2275, (2), 9156-9186.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2014, 391, 9341-9353.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Thioxo-7-(trifluoromethyl)-2,3-dihydroquinazolin-4(1H)-one Using HRMS and NMR". J. Sep. Sci., 2017, 1954, 3427-3447.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2011, 2062, 9356-9370.