发明人郭海燕,黄志刚,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115444602 A, 授权公告日 2015-03-01.
发明人徐明华,张德明,陈志强. "Method for the Synthesis of 1-(3-Chloro-4-methylphenyl)-3-(2-chloroethyl)urea" [P]. 中国发明专利, 专利号 CN 112355597 B, 授权公告日 2024-12-11.
发明人朱建伟,高志强,张德明. "A Process for Preparing High-Purity 1-(3-Chloro-4-methylphenyl)-3-(2-chloroethyl)urea" [P]. 中国发明专利, 专利号 CN 110726112 A, 授权公告日 2023-12-18.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2022, 516, 7995-8019.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2012, 2077, 4209-4213.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3-Chloro-4-methylphenyl)-3-(2-chloroethyl)urea Using HRMS and NMR". J. Sep. Sci., 2025, 1884, (3), 5143-5170.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2017, 2156, (5), 6804-6812.