Kumar R, O'Brien P Q, Thompson G K. "一种的合成方法" [P]. US Patent, US 9437775 B2, 2018-02-07.
Lee S K, Roberts E F, Yamamoto T. "Method for the Synthesis of 2-(Difluoromethyl)-4-fluoro-5-iodopyridine-3-acetonitrile" [P]. US Patent, US 9089867 B2, 2015-02-07.
发明人何建平,钱学锋,王建平. "A Process for Preparing High-Purity 2-(Difluoromethyl)-4-fluoro-5-iodopyridine-3-acetonitrile" [P]. 中国发明专利, 专利号 CN 116626438 B, 授权公告日 2025-10-28.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2015, 2192, (10), 7091-7096.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2010, 1381, (9), 2335-2341.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-4-fluoro-5-iodopyridine-3-acetonitrile Using HRMS and NMR". Chemosphere, 2020, 2426, (2), 3602-3620.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2024, 213, (6), 2564-2575.