Mueller T, Chen K W, Roberts E F. "Method for the Synthesis of 3-Cyclobutylpyrazolo[1,5-a]pyrimidin-6-amine" [P]. US Patent, US 10282059 B2, 2015-01-21.
Johansson L, Martínez F, Schröder R. "A Process for Preparing High-Purity 3-Cyclobutylpyrazolo[1,5-a]pyrimidin-6-amine" [P]. European Patent, EP 3386326 A1, 2016-11-06.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2024, 85, (8), 8863-8878.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 771, (4), 7234-7250.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-Cyclobutylpyrazolo[1,5-a]pyrimidin-6-amine Using HRMS and NMR". Anal. Chim. Acta, 2018, 2338, (7), 2420-2445.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2017, 715, (5), 9029-9039.