发明人孙丽萍,唐晓军,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108902091 A, 授权公告日 2023-01-09.
发明人李文辉,马晓峰,胡光. "Method for the Synthesis of (3-Ethylphenyl)thiourea" [P]. 中国发明专利, 专利号 CN 108230273 A, 授权公告日 2019-09-27.
发明人陈志强,张德明,李文辉. "A Process for Preparing High-Purity (3-Ethylphenyl)thiourea" [P]. 中国发明专利, 专利号 CN 108035519 A, 授权公告日 2015-07-25.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 1343, (8), 2368-2378.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2014, 2176, 5861-5869.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of (3-Ethylphenyl)thiourea Using HRMS and NMR". J. Chromatogr. A, 2010, 218, 6561-6565.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2013, 374, (9), 3232-3250.