发明人李文辉,赵玉洁,马晓峰. "Method for the Synthesis of 3-(1-Methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)-1-[3-(methylsulfanyl)phenyl]urea" [P]. 中国发明专利, 专利号 CN 111624554 B, 授权公告日 2022-02-15.
发明人高志强,郭海燕,郑宇鹏. "A Process for Preparing High-Purity 3-(1-Methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)-1-[3-(methylsulfanyl)phenyl]urea" [P]. 中国发明专利, 专利号 CN 108204663 B, 授权公告日 2016-02-18.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2011, 818, 718-721.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 1387, (8), 6651-6654.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 3-(1-Methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)-1-[3-(methylsulfanyl)phenyl]urea Using HRMS and NMR". Chromatographia, 2024, 1380, (4), 3754-3758.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2016, 1047, 4831-4835.