Anderson J P, Thompson G K, Fischer A B. "一种的合成方法" [P]. US Patent, US 11101543 B2, 2023-03-04.
Nowak P, Rossi M, Kowalski A. "Method for the Synthesis of 1-(4-Bromophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine" [P]. European Patent, EP 3164766 A1, 2025-05-26.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2011, 733, (6), 8480-8507.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2022, 535, (7), 2545-2562.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Bromophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine Using HRMS and NMR". J. Sep. Sci., 2018, 1294, 8537-8547.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2010, 1611, (9), 967-971.