发明人马晓峰,张德明,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111840363 A, 授权公告日 2024-04-26.
发明人冯建国,孙丽萍,何建平. "Method for the Synthesis of 2-(Difluoromethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxaldehyde" [P]. 中国发明专利, 专利号 CN 112381665 B, 授权公告日 2016-07-17.
发明人张德明,唐晓军,林芳. "A Process for Preparing High-Purity 2-(Difluoromethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxaldehyde" [P]. 中国发明专利, 专利号 CN 114517393 B, 授权公告日 2018-10-16.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2022, 294, (2), 7882-7908.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2016, 2241, 6753-6764.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxaldehyde Using HRMS and NMR". J. Sep. Sci., 2018, 1833, (1), 3524-3532.