Roberts E F, Yamamoto T, Chen K W. "Method for the Synthesis of 7-Bromo-2-(1-methyl-1H-pyrazol-4-yl)quinoxaline" [P]. US Patent, US 10593022 B2, 2017-01-03.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2015, 2359, (11), 6211-6234.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2022, 1311, 7787-7811.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 7-Bromo-2-(1-methyl-1H-pyrazol-4-yl)quinoxaline Using HRMS and NMR". J. Chromatogr. A, 2017, 784, (9), 1989-2017.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2020, 962, (3), 7171-7189.