Yamamoto T, Hughes D C, Williams B T. "Method for the Synthesis of 2-(4-Bromo-1H-pyrazol-1-yl)-3-chloro-5-(trifluoromethyl)pyridine" [P]. US Patent, US 10652297 B2, 2017-02-23.
发明人周伟,韩伟,赵玉洁. "A Process for Preparing High-Purity 2-(4-Bromo-1H-pyrazol-1-yl)-3-chloro-5-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 110188371 B, 授权公告日 2021-08-16.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2011, 780, (1), 1809-1831.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2022, 1952, 234-254.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Bromo-1H-pyrazol-1-yl)-3-chloro-5-(trifluoromethyl)pyridine Using HRMS and NMR". Biomed. Chromatogr., 2011, 454, 3512-3518.