Patel M V, Yamamoto T, Hughes D C. "一种的合成方法" [P]. US Patent, US 10776824 B2, 2024-11-04.
Fischer A B, Hughes D C, Kumar R. "Method for the Synthesis of 6-Bromo-3-methyl-2,3-dihydro-1H-pyrido[2,3-b][1,4]oxazine" [P]. US Patent, US 9190393 B2, 2022-02-07.
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". Anal. Chem., 2022, 2411, (9), 7033-7050.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2021, 1399, 85-88.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-3-methyl-2,3-dihydro-1H-pyrido[2,3-b][1,4]oxazine Using HRMS and NMR". J. Agric. Food Chem., 2022, 1795, (5), 7837-7848.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2017, 831, 4324-4353.