发明人林芳,王建平,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109869370 A, 授权公告日 2017-07-26.
Fischer A B, Johnson M A, Chen K W. "Method for the Synthesis of Ethyl 5-nitro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate" [P]. US Patent, US 9157042 B2, 2017-05-21.
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". J. Agric. Food Chem., 2017, 2309, 2889-2914.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2018, 2273, (12), 4851-4874.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-nitro-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2010, 855, (3), 3211-3215.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2012, 1343, (11), 1984-2003.