Klinger H, Fischer A B, Thompson G K. "Method for the Synthesis of 3-Chloro-2-[2-(4-chlorophenyl)pyrazolo[1,5-a]pyrimidin-7-yl]-5-(trifluoromethyl)pyridine" [P]. US Patent, US 11956173 B2, 2023-02-12.
发明人黄志刚,朱建伟,王建平. "A Process for Preparing High-Purity 3-Chloro-2-[2-(4-chlorophenyl)pyrazolo[1,5-a]pyrimidin-7-yl]-5-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 116277635 B, 授权公告日 2015-02-16.
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. Chromatogr. A, 2025, 1369, (5), 2069-2074.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2020, 1798, (10), 4266-4292.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3-Chloro-2-[2-(4-chlorophenyl)pyrazolo[1,5-a]pyrimidin-7-yl]-5-(trifluoromethyl)pyridine Using HRMS and NMR". J. Sep. Sci., 2018, 1691, 2363-2387.