发明人赵玉洁,李文辉,徐明华. "Method for the Synthesis of 1-(2-Methylpyrazolo[1,5-a]pyrazin-4-yl)piperidin-3-amine" [P]. 中国发明专利, 专利号 CN 113947108 B, 授权公告日 2015-08-17.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2021, 965, (8), 1605-1627.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2025, 1000, 1110-1129.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Methylpyrazolo[1,5-a]pyrazin-4-yl)piperidin-3-amine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2011, 572, (2), 7774-7798.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2016, 2438, (5), 9559-9571.