Kumar R, O'Brien P Q, Stevens L M. "一种的合成方法" [P]. US Patent, US 10360987 B2, 2016-03-22.
发明人杨光,胡光,孙丽萍. "Method for the Synthesis of 7-Amino-2-methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115486014 B, 授权公告日 2025-09-19.
发明人周伟,孙丽萍,冯建国. "A Process for Preparing High-Purity 7-Amino-2-methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 116331743 A, 授权公告日 2018-01-16.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2011, 188, (11), 7469-7493.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2018, 625, (11), 4792-4816.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 7-Amino-2-methylpyrazolo[1,5-a]pyrimidine-3-carbonitrile Using HRMS and NMR". Molecules, 2018, 748, 7981-7987.