发明人郑宇鹏,沈红梅,唐晓军. "Method for the Synthesis of 2-(Difluoromethyl)-5-fluoro-3-nitropyridine-4-carboxaldehyde" [P]. 中国发明专利, 专利号 CN 112548236 A, 授权公告日 2025-01-14.
Thompson G K, O'Brien P Q, Williams B T. "A Process for Preparing High-Purity 2-(Difluoromethyl)-5-fluoro-3-nitropyridine-4-carboxaldehyde" [P]. US Patent, US 11838276 B2, 2015-05-26.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 1746, 3898-3914.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2011, 566, (12), 8508-8523.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-5-fluoro-3-nitropyridine-4-carboxaldehyde Using HRMS and NMR". Sci. Total Environ., 2023, 199, 5240-5250.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2025, 1723, 3084-3092.