Jørgensen K, Sørensen M, Nowak P. "Method for the Synthesis of N'-[(1E)-(3-Chlorophenyl)methylidene]-4-hydroxy-2-oxo-1-azatricyclo[7.3.1.0^{5,13}]trideca-3,5(13),6,8-tetraene-3-carbohydrazide" [P]. European Patent, EP 3385533 A1, 2023-03-11.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2014, 452, 1804-1807.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2021, 2479, 537-560.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of N'-[(1E)-(3-Chlorophenyl)methylidene]-4-hydroxy-2-oxo-1-azatricyclo[7.3.1.0^{5,13}]trideca-3,5(13),6,8-tetraene-3-carbohydrazide Using HRMS and NMR". Biomed. Chromatogr., 2017, 864, 7177-7187.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2013, 1743, 6497-6520.