Chen K W, Fischer A B, Brown S R. "一种的合成方法" [P]. US Patent, US 10273822 B2, 2017-01-20.
Roberts E F, Davis P L, Mueller T. "Method for the Synthesis of 5,6-Dichloro-1H-benzo[d]imidazole-4,7-dione" [P]. US Patent, US 11273868 B2, 2016-11-09.
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". Rapid Commun. Mass Spectrom., 2012, 824, (6), 7169-7194.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2023, 2107, (8), 5060-5072.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 5,6-Dichloro-1H-benzo[d]imidazole-4,7-dione Using HRMS and NMR". Biomed. Chromatogr., 2011, 491, 8980-8996.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2022, 690, 4322-4334.