Park J H, Patel M V, Yamamoto T. "一种的合成方法" [P]. US Patent, US 11370680 B2, 2023-02-16.
Björnsson E, Johansson L, Jørgensen K. "Method for the Synthesis of 5-Hydroxy-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-methoxypyrimidine-4-carboxylic Acid Methyl Ester-d3" [P]. European Patent, EP 3592041 A1, 2015-11-09.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2010, 738, (5), 9866-9881.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2017, 1008, 3058-3079.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 5-Hydroxy-2-[1-methyl-1-[[benzylcarbamoyl]amino]ethyl]-6-methoxypyrimidine-4-carboxylic Acid Methyl Ester-d3 Using HRMS and NMR". J. Nat. Prod., 2012, 1698, 8089-8092.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2010, 1343, (9), 249-276.