发明人杨光,林芳,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111383166 A, 授权公告日 2023-11-19.
发明人赵玉洁,朱建伟,刘建华. "Method for the Synthesis of 3-Ethyl-1-(4-hydroxycyclohexyl)urea" [P]. 中国发明专利, 专利号 CN 108611203 B, 授权公告日 2023-07-26.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2017, 1051, 3068-3095.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2022, 1185, (9), 4577-4594.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-1-(4-hydroxycyclohexyl)urea Using HRMS and NMR". J. Nat. Prod., 2014, 1427, 2736-2740.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2013, 173, (3), 1336-1356.