发明人李文辉,罗永刚,何建平. "Method for the Synthesis of 5,8-Dimethoxy-2-methylquinazolin-6-amine" [P]. 中国发明专利, 专利号 CN 114037467 B, 授权公告日 2022-01-04.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2018, 1649, (9), 8690-8709.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2025, 2014, 870-889.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 5,8-Dimethoxy-2-methylquinazolin-6-amine Using HRMS and NMR". J. Chromatogr. A, 2018, 1455, (6), 6617-6645.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2015, 407, (3), 8112-8116.