Schröder R, Johnson M A, Mueller T. "一种的合成方法" [P]. US Patent, US 9919197 B2, 2025-05-17.
发明人郭海燕,唐晓军,冯建国. "Method for the Synthesis of 1-(2-(5-Bromothiophen-2-yl)ethyl)-3-cyclopropylurea" [P]. 中国发明专利, 专利号 CN 108853314 A, 授权公告日 2020-10-14.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2018, 601, 677-704.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 2150, (1), 4374-4401.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-(5-Bromothiophen-2-yl)ethyl)-3-cyclopropylurea Using HRMS and NMR". Molecules, 2013, 326, (4), 3795-3821.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2020, 1240, (3), 5246-5262.