发明人张德明,赵玉洁,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113275476 A, 授权公告日 2015-05-20.
发明人何建平,冯建国,陈志强. "Method for the Synthesis of 2-(1-Amino-1-methylethyl)-N-(4-fluorobenzyl)-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidine-4-carboxamide D3" [P]. 中国发明专利, 专利号 CN 114192914 B, 授权公告日 2019-03-17.
发明人马晓峰,张德明,冯建国. "A Process for Preparing High-Purity 2-(1-Amino-1-methylethyl)-N-(4-fluorobenzyl)-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidine-4-carboxamide D3" [P]. 中国发明专利, 专利号 CN 115775445 B, 授权公告日 2015-07-22.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 520, 3458-3468.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2010, 1748, 3408-3414.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(1-Amino-1-methylethyl)-N-(4-fluorobenzyl)-5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidine-4-carboxamide D3 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2014, 1539, (1), 9312-9320.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2011, 1751, (5), 4212-4241.