发明人徐明华,张德明,王建平. "一种2-(二氟甲基)-3-氟-4-羟基吡啶-6-甲酰氯的合成方法" [P]. 中国发明专利, 专利号 CN 112245810 A, 授权公告日 2024-03-06.
发明人唐晓军,刘建华,韩伟. "Method for the Synthesis of 2-(Difluoromethyl)-3-fluoro-4-hydroxypyridine-6-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 115107954 B, 授权公告日 2024-09-22.
Hughes D C, Schröder R, Fischer A B. "A Process for Preparing High-Purity 2-(Difluoromethyl)-3-fluoro-4-hydroxypyridine-6-carbonyl chloride" [P]. US Patent, US 11882891 B2, 2024-06-19.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 2-(二氟甲基)-3-氟-4-羟基吡啶-6-甲酰氯 in Pharmaceutical Formulations". Sci. Total Environ., 2013, 92, 4609-4615.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(二氟甲基)-3-氟-4-羟基吡啶-6-甲酰氯 as an Impurity". J. Nat. Prod., 2016, 1248, (10), 816-845.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-3-fluoro-4-hydroxypyridine-6-carbonyl chloride Using HRMS and NMR". J. Agric. Food Chem., 2021, 505, (8), 133-138.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate 2-(二氟甲基)-3-氟-4-羟基吡啶-6-甲酰氯 Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2018, 454, (4), 7733-7760.