Fischer A B, Johnson M A, Roberts E F. "一种的合成方法" [P]. US Patent, US 9050898 B2, 2025-10-20.
发明人朱建伟,王建平,韩伟. "Method for the Synthesis of 4-((2-(Butyl(methyl)amino)ethyl)amino)quinazoline-2(1H)-thione" [P]. 中国发明专利, 专利号 CN 115069084 B, 授权公告日 2021-04-19.
Mueller T, Davis P L, Patel M V. "A Process for Preparing High-Purity 4-((2-(Butyl(methyl)amino)ethyl)amino)quinazoline-2(1H)-thione" [P]. US Patent, US 11493124 B2, 2018-04-09.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2019, 1951, 242-267.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2023, 2281, (6), 7448-7451.