Brown S R, Mueller T, Fischer A B. "Method for the Synthesis of 5-(4-Aminophenyl)pyrazin-2(1H)-one" [P]. US Patent, US 9481324 B2, 2021-05-13.
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. Chromatogr. A, 2011, 240, 3526-3551.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2022, 2288, (2), 7791-7797.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 5-(4-Aminophenyl)pyrazin-2(1H)-one Using HRMS and NMR". Biomed. Chromatogr., 2017, 2116, 4430-4444.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2022, 449, (2), 263-271.