发明人赵玉洁,黄志刚,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114083842 A, 授权公告日 2019-11-08.
发明人郭海燕,李文辉,林芳. "Method for the Synthesis of 1-[4-(2-Dimethylamino-5-trifluoromethyl-pyridin-3-yl)-phenyl]-3-ethyl-urea" [P]. 中国发明专利, 专利号 CN 115038829 B, 授权公告日 2018-05-02.
Hughes D C, Thompson G K, Yamamoto T. "A Process for Preparing High-Purity 1-[4-(2-Dimethylamino-5-trifluoromethyl-pyridin-3-yl)-phenyl]-3-ethyl-urea" [P]. US Patent, US 11126032 B2, 2017-10-19.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2025, 1704, (10), 5196-5200.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2015, 1814, (10), 5331-5348.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 1-[4-(2-Dimethylamino-5-trifluoromethyl-pyridin-3-yl)-phenyl]-3-ethyl-urea Using HRMS and NMR". J. Chromatogr. A, 2013, 772, (5), 5598-5609.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2021, 548, 4174-4189.