发明人唐晓军,沈红梅,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114473976 A, 授权公告日 2020-03-21.
发明人冯建国,孙丽萍,郑宇鹏. "Method for the Synthesis of N-[6-chloro-4-(trifluoromethyl)-2-pyridyl]-N'-(4-methoxyphenyl)urea" [P]. 中国发明专利, 专利号 CN 110318103 B, 授权公告日 2021-05-07.
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". J. Nat. Prod., 2014, 401, (1), 3636-3658.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2020, 416, (1), 8148-8163.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of N-[6-chloro-4-(trifluoromethyl)-2-pyridyl]-N'-(4-methoxyphenyl)urea Using HRMS and NMR". Talanta, 2014, 2367, (10), 7808-7827.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2011, 444, (12), 8679-8693.