发明人杨光,高志强,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111393134 A, 授权公告日 2017-08-08.
发明人杨光,郑宇鹏,孙丽萍. "Method for the Synthesis of 1-(4-Cyanobenzyl)urea" [P]. 中国发明专利, 专利号 CN 116290166 A, 授权公告日 2015-10-25.
Thompson G K, Stevens L M, Patel M V. "A Process for Preparing High-Purity 1-(4-Cyanobenzyl)urea" [P]. US Patent, US 11791470 B2, 2017-07-13.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2014, 212, 6857-6887.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2019, 422, 4043-4058.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Cyanobenzyl)urea Using HRMS and NMR". J. Nat. Prod., 2020, 1881, 4728-4745.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 261, (5), 6177-6180.