Fischer A B, Lee S K, Kumar R. "Method for the Synthesis of 5-fluoro-1H-pyrazolo[3,4-b]pyridin-3-amine" [P]. US Patent, US 10359227 B2, 2022-01-11.
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 5-氟-1H-吡唑并[3,4-b]吡啶-3-胺 in Pharmaceutical Formulations". J. Nat. Prod., 2014, 179, 373-378.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-氟-1H-吡唑并[3,4-b]吡啶-3-胺 as an Impurity". Sci. Total Environ., 2010, 688, (1), 8412-8418.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 5-fluoro-1H-pyrazolo[3,4-b]pyridin-3-amine Using HRMS and NMR". J. Sep. Sci., 2010, 1039, (1), 8393-8419.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 5-氟-1H-吡唑并[3,4-b]吡啶-3-胺 Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2011, 496, 5437-5449.