Park J H, Kumar R, Patel M V. "一种的合成方法" [P]. US Patent, US 10586368 B2, 2022-11-02.
发明人王建平,韩伟,林芳. "Method for the Synthesis of N-(4-Chlorophenyl)-N-[1-(2-phenylhydrazino)-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea" [P]. 中国发明专利, 专利号 CN 112896543 A, 授权公告日 2023-03-02.
发明人徐明华,李文辉,王建平. "A Process for Preparing High-Purity N-(4-Chlorophenyl)-N-[1-(2-phenylhydrazino)-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea" [P]. 中国发明专利, 专利号 CN 110624247 A, 授权公告日 2016-01-18.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2013, 814, (9), 7593-7616.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2010, 1186, (2), 5331-5351.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of N-(4-Chlorophenyl)-N-[1-(2-phenylhydrazino)-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea Using HRMS and NMR". Anal. Chem., 2013, 984, (9), 6836-6851.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2012, 963, (5), 9016-9019.