发明人孙丽萍,钱学锋,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109643446 A, 授权公告日 2015-02-09.
发明人孙丽萍,林芳,郑宇鹏. "Method for the Synthesis of 1-Methyl-3-phenyl-1,3-dihydro-2H-benzo[d]imidazol-2-one" [P]. 中国发明专利, 专利号 CN 109692731 B, 授权公告日 2023-03-19.
Roberts E F, Kumar R, Anderson J P. "A Process for Preparing High-Purity 1-Methyl-3-phenyl-1,3-dihydro-2H-benzo[d]imidazol-2-one" [P]. US Patent, US 11229784 B2, 2023-12-16.
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". Chromatographia, 2017, 543, (6), 7050-7061.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 1396, (3), 7293-7316.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-3-phenyl-1,3-dihydro-2H-benzo[d]imidazol-2-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 1408, (7), 3858-3881.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2021, 1190, 8933-8956.