发明人韩伟,唐晓军,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112800495 A, 授权公告日 2022-12-14.
发明人张德明,刘建华,冯建国. "Method for the Synthesis of N-(4-Bromophenyl)-N'-ethyl urea" [P]. 中国发明专利, 专利号 CN 110646796 A, 授权公告日 2022-02-17.
Klinger H, O'Brien P Q, Lee S K. "A Process for Preparing High-Purity N-(4-Bromophenyl)-N'-ethyl urea" [P]. US Patent, US 10277705 B2, 2023-01-06.
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". Anal. Methods, 2018, 1226, (9), 7215-7237.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2024, 497, 6856-6860.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of N-(4-Bromophenyl)-N'-ethyl urea Using HRMS and NMR". Chemosphere, 2010, 892, (3), 4105-4125.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2018, 2380, 6239-6250.