发明人张德明,刘建华,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111842739 A, 授权公告日 2025-04-22.
发明人何建平,马晓峰,刘建华. "Method for the Synthesis of 1-(3,4-Dichlorophenyl)-5-imino-3-methyl-4-thioxoimidazolidin-2-one" [P]. 中国发明专利, 专利号 CN 111510691 A, 授权公告日 2017-06-09.
发明人罗永刚,郭海燕,杨光. "A Process for Preparing High-Purity 1-(3,4-Dichlorophenyl)-5-imino-3-methyl-4-thioxoimidazolidin-2-one" [P]. 中国发明专利, 专利号 CN 113914390 A, 授权公告日 2022-10-19.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2014, 1409, 5914-5918.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2014, 2024, 3118-3128.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3,4-Dichlorophenyl)-5-imino-3-methyl-4-thioxoimidazolidin-2-one Using HRMS and NMR". Biomed. Chromatogr., 2022, 2149, (11), 899-911.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2016, 2285, 783-798.