Lee S K, Fischer A B, Anderson J P. "一种的合成方法" [P]. US Patent, US 10160950 B2, 2022-01-27.
发明人赵玉洁,周伟,韩伟. "Method for the Synthesis of tert-Butyl 4-(3-ethyl-2,4-dioxo-1,2,3,4-tetrahydroquinazolin-6-yl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111854285 B, 授权公告日 2019-05-06.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2025, 445, (5), 7751-7770.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2011, 2017, 6394-6424.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-(3-ethyl-2,4-dioxo-1,2,3,4-tetrahydroquinazolin-6-yl)piperazine-1-carboxylate Using HRMS and NMR". J. Sep. Sci., 2022, 1287, (6), 3163-3173.