发明人黄志刚,王建平,孙丽萍. "Method for the Synthesis of 2-(Cyanomethyl)-5,7-bis(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 117697544 B, 授权公告日 2021-05-20.
Patel M V, Chen K W, Park J H. "A Process for Preparing High-Purity 2-(Cyanomethyl)-5,7-bis(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile" [P]. US Patent, US 10617251 B2, 2024-10-08.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2010, 879, 6525-6549.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2018, 589, 7172-7194.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Cyanomethyl)-5,7-bis(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile Using HRMS and NMR". Talanta, 2023, 1081, (9), 4756-4771.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2011, 816, 4238-4263.