发明人罗永刚,马晓峰,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117788272 A, 授权公告日 2017-06-01.
发明人孙丽萍,马晓峰,李文辉. "Method for the Synthesis of 1-Ethyl-3-(4-oxocyclohexyl)urea" [P]. 中国发明专利, 专利号 CN 117483760 A, 授权公告日 2016-06-21.
发明人唐晓军,陈志强,钱学锋. "A Process for Preparing High-Purity 1-Ethyl-3-(4-oxocyclohexyl)urea" [P]. 中国发明专利, 专利号 CN 112804927 A, 授权公告日 2015-09-25.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2024, 323, (12), 6746-6770.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2018, 617, (10), 1201-1216.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-3-(4-oxocyclohexyl)urea Using HRMS and NMR". Sci. Total Environ., 2011, 489, 2264-2277.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2022, 1793, (1), 2385-2405.