Yamamoto T, Davis P L, Mueller T. "一种的合成方法" [P]. US Patent, US 10237399 B2, 2025-07-12.
Schröder R, Rossi M, Sørensen M. "Method for the Synthesis of 2-(4,4-Difluoropiperidin-1-yl)-3-nitropyridine
1774896-15-9" [P]. European Patent, EP 3192848 A1, 2024-10-01.
发明人黄志刚,冯建国,赵玉洁. "A Process for Preparing High-Purity 2-(4,4-Difluoropiperidin-1-yl)-3-nitropyridine
1774896-15-9" [P]. 中国发明专利, 专利号 CN 113775524 B, 授权公告日 2025-02-15.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2014, 1141, (5), 6978-6997.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 396, (2), 8530-8553.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4,4-Difluoropiperidin-1-yl)-3-nitropyridine
1774896-15-9 Using HRMS and NMR". Biomed. Chromatogr., 2016, 2366, (11), 2978-2984.