Anderson J P, Yamamoto T, Schröder R. "一种的合成方法" [P]. US Patent, US 10434741 B2, 2015-02-22.
Mueller T, Stevens L M, Thompson G K. "Method for the Synthesis of 5-(4-Tolylthio)-2,4-diaminoquinazoline" [P]. US Patent, US 9274328 B2, 2023-12-26.
发明人刘建华,徐明华,钱学锋. "A Process for Preparing High-Purity 5-(4-Tolylthio)-2,4-diaminoquinazoline" [P]. 中国发明专利, 专利号 CN 113170342 B, 授权公告日 2021-08-17.
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". Anal. Chem., 2023, 904, 7909-7914.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2013, 2197, 9470-9473.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 5-(4-Tolylthio)-2,4-diaminoquinazoline Using HRMS and NMR". Biomed. Chromatogr., 2013, 1247, (11), 7016-7042.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2013, 1174, (10), 6699-6716.