Yamamoto T, Park J H, Davis P L. "一种的合成方法" [P]. US Patent, US 11290165 B2, 2017-10-10.
Schröder R, Kumar R, Johnson M A. "Method for the Synthesis of 1-(2-Chlorobenzyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile" [P]. US Patent, US 9583852 B2, 2025-01-08.
发明人钱学锋,陈志强,徐明华. "A Process for Preparing High-Purity 1-(2-Chlorobenzyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile" [P]. 中国发明专利, 专利号 CN 108596729 B, 授权公告日 2015-11-07.
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., 2021, 2165, (4), 4498-4526.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2017, 2139, 1709-1736.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Chlorobenzyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2016, 234, (12), 5950-5980.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2022, 2438, (12), 1994-2014.