Nielsen H, Jørgensen K, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3456616 A1, 2020-09-19.
Sørensen M, Nowak P, Kowalski A. "Method for the Synthesis of (Z)-2-Hydrazono-2,3-dihydrothiazolo[4,5-b]pyrazine" [P]. European Patent, EP 3729946 A1, 2020-04-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2024, 141, (11), 6637-6666.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2013, 391, (5), 2418-2435.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of (Z)-2-Hydrazono-2,3-dihydrothiazolo[4,5-b]pyrazine Using HRMS and NMR". J. Chromatogr. A, 2020, 2276, (10), 3893-3910.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2017, 2203, 935-946.