发明人郑宇鹏,陈志强,徐明华. "Method for the Synthesis of 1-(4-Chlorophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile" [P]. 中国发明专利, 专利号 CN 108399362 B, 授权公告日 2018-03-27.
发明人韩伟,周伟,黄志刚. "A Process for Preparing High-Purity 1-(4-Chlorophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile" [P]. 中国发明专利, 专利号 CN 115117861 B, 授权公告日 2021-09-08.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2018, 1995, 5137-5161.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2011, 266, (7), 7499-7522.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Chlorophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile Using HRMS and NMR". Food Chem., 2017, 1224, 32-60.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2014, 1253, (1), 4954-4981.