发明人刘建华,陈志强,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117399896 A, 授权公告日 2016-01-28.
发明人刘建华,钱学锋,韩伟. "Method for the Synthesis of 4-((Ethylsulfonyl)methyl)-5-nitro-1H-benzo[d]imidazole" [P]. 中国发明专利, 专利号 CN 109876532 A, 授权公告日 2017-10-09.
发明人李文辉,钱学锋,陈志强. "A Process for Preparing High-Purity 4-((Ethylsulfonyl)methyl)-5-nitro-1H-benzo[d]imidazole" [P]. 中国发明专利, 专利号 CN 113700346 A, 授权公告日 2020-11-06.
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". Biomed. Chromatogr., 2018, 807, 3630-3658.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2016, 721, (5), 7010-7031.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-((Ethylsulfonyl)methyl)-5-nitro-1H-benzo[d]imidazole Using HRMS and NMR". J. Agric. Food Chem., 2016, 245, 8244-8254.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2015, 1366, 8735-8747.