O'Brien P Q, Patel M V, Schröder R. "Method for the Synthesis of 1-methyl-1H,2H,3H,4H,5H-[1,4]diazepino[2,3-b]quinoxaline" [P]. US Patent, US 11848374 B2, 2018-09-08.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2010, 1265, (5), 7108-7126.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 1092, 2386-2392.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1-methyl-1H,2H,3H,4H,5H-[1,4]diazepino[2,3-b]quinoxaline Using HRMS and NMR". Chromatographia, 2021, 1405, (10), 811-814.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2013, 779, (5), 2909-2934.