Martínez F, Nowak P, Jørgensen K. "一种的合成方法" [P]. European Patent, EP 3110818 A1, 2018-05-15.
O'Brien P Q, Brown S R, Anderson J P. "Method for the Synthesis of 1-Phenyl-5-propoxy-1H-pyrazolo[3,4-b]pyrazine" [P]. US Patent, US 10155877 B2, 2020-12-07.
Kowalski A, Björnsson E, Rossi M. "A Process for Preparing High-Purity 1-Phenyl-5-propoxy-1H-pyrazolo[3,4-b]pyrazine" [P]. European Patent, EP 3593406 A1, 2021-12-19.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2021, 88, 979-1008.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2018, 440, (7), 5808-5820.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-Phenyl-5-propoxy-1H-pyrazolo[3,4-b]pyrazine Using HRMS and NMR". Environ. Sci. Technol., 2011, 1350, (4), 1675-1698.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2023, 368, (11), 1548-1575.