发明人徐明华,韩伟,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111181303 A, 授权公告日 2023-08-21.
发明人徐明华,冯建国,郭海燕. "Method for the Synthesis of 3-Bromo-2-methylpyrazolo[1,5-a]pyrimidine-6-carbonitrile" [P]. 中国发明专利, 专利号 CN 110832203 A, 授权公告日 2020-12-02.
Johnson M A, Patel M V, Mueller T. "A Process for Preparing High-Purity 3-Bromo-2-methylpyrazolo[1,5-a]pyrimidine-6-carbonitrile" [P]. US Patent, US 11243008 B2, 2025-05-22.
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". J. Sep. Sci., 2013, 1606, (8), 6350-6357.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2015, 461, (6), 7061-7067.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3-Bromo-2-methylpyrazolo[1,5-a]pyrimidine-6-carbonitrile Using HRMS and NMR". Molecules, 2019, 387, 1684-1701.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2018, 222, 9857-9872.