Thompson G K, Stevens L M, Kumar R. "Method for the Synthesis of Hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide" [P]. US Patent, US 11257231 B2, 2018-04-09.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2022, 1398, (3), 7127-7151.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2013, 1553, (8), 3409-3422.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Hexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide Using HRMS and NMR". J. Chromatogr. A, 2022, 1373, 7242-7250.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2016, 459, (4), 2887-2891.