Lefèvre J P, Jørgensen K, Martínez F. "一种的合成方法" [P]. European Patent, EP 3072145 A1, 2019-09-17.
Park J H, Brown S R, Roberts E F. "Method for the Synthesis of 1H-Benzimidazole-7-carboxamide" [P]. US Patent, US 11486290 B2, 2021-04-22.
发明人黄志刚,李文辉,何建平. "A Process for Preparing High-Purity 1H-Benzimidazole-7-carboxamide" [P]. 中国发明专利, 专利号 CN 114146395 B, 授权公告日 2020-07-17.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2022, 289, 6693-6709.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2012, 1031, (6), 9927-9944.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 1H-Benzimidazole-7-carboxamide Using HRMS and NMR". J. Agric. Food Chem., 2021, 2216, 6436-6466.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2015, 1387, (4), 5510-5537.