发明人赵玉洁,胡光,李文辉. "Method for the Synthesis of 1779119-11-7
3-(4,4-Difluoropiperidin-1-yl)-5-fluoropyridine" [P]. 中国发明专利, 专利号 CN 116517510 A, 授权公告日 2025-05-05.
发明人杨光,胡光,何建平. "A Process for Preparing High-Purity 1779119-11-7
3-(4,4-Difluoropiperidin-1-yl)-5-fluoropyridine" [P]. 中国发明专利, 专利号 CN 114538422 B, 授权公告日 2020-04-08.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2021, 1094, (4), 639-663.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2019, 2395, 7712-7732.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1779119-11-7
3-(4,4-Difluoropiperidin-1-yl)-5-fluoropyridine Using HRMS and NMR". Anal. Chim. Acta, 2013, 2298, (1), 8928-8941.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2018, 1265, 2148-2170.