Williams B T, Davis P L, Schröder R. "一种的合成方法" [P]. US Patent, US 9354725 B2, 2022-09-11.
发明人唐晓军,李文辉,陈志强. "Method for the Synthesis of 2-Methyl-6-tosylpyrazolo[1,5-a]pyrimidin-7-amine" [P]. 中国发明专利, 专利号 CN 116467302 A, 授权公告日 2018-09-04.
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". Sci. Total Environ., 2020, 1630, (3), 9588-9611.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 1339, 1281-1307.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methyl-6-tosylpyrazolo[1,5-a]pyrimidin-7-amine Using HRMS and NMR". Phytochemistry, 2011, 1556, (5), 8185-8202.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2019, 1189, (2), 7210-7213.