发明人徐明华,郭海燕,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117748358 A, 授权公告日 2022-08-23.
发明人郭海燕,马晓峰,韩伟. "Method for the Synthesis of 2-Bromo-3-(4,4-difluoropiperidin-1-yl)pyridine" [P]. 中国发明专利, 专利号 CN 113309112 A, 授权公告日 2025-11-08.
发明人王建平,郭海燕,赵玉洁. "A Process for Preparing High-Purity 2-Bromo-3-(4,4-difluoropiperidin-1-yl)pyridine" [P]. 中国发明专利, 专利号 CN 116832402 B, 授权公告日 2016-11-07.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2025, 914, 252-281.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2015, 941, 727-745.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-Bromo-3-(4,4-difluoropiperidin-1-yl)pyridine Using HRMS and NMR". Chemosphere, 2022, 689, (12), 9486-9495.