发明人钱学锋,周伟,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117377008 A, 授权公告日 2017-02-06.
发明人王建平,马晓峰,李文辉. "Method for the Synthesis of 1-(2-Hydroxyethyl)-3-(4-methoxyphenyl)urea" [P]. 中国发明专利, 专利号 CN 110506948 A, 授权公告日 2025-06-07.
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". Phytochemistry, 2012, 2025, (9), 9209-9222.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2018, 1430, (9), 6996-7026.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Hydroxyethyl)-3-(4-methoxyphenyl)urea Using HRMS and NMR". Talanta, 2010, 190, (1), 2417-2421.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2013, 2479, (11), 4695-4709.