发明人张德明,林芳,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111883945 A, 授权公告日 2022-08-04.
发明人陈志强,黄志刚,韩伟. "Method for the Synthesis of 1-Isopropyl-1H-benzimidazole-2-sulfonic acid" [P]. 中国发明专利, 专利号 CN 108810609 B, 授权公告日 2021-05-03.
Sørensen M, Nowak P, Martínez F. "A Process for Preparing High-Purity 1-Isopropyl-1H-benzimidazole-2-sulfonic acid" [P]. European Patent, EP 3888073 A1, 2015-06-21.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2022, 1767, 996-999.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2012, 1547, (2), 7278-7301.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1-Isopropyl-1H-benzimidazole-2-sulfonic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2016, 120, (11), 2524-2529.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2015, 398, (9), 9045-9049.