Fischer A B, Schröder R, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 10472839 B2, 2019-10-14.
发明人冯建国,马晓峰,周伟. "Method for the Synthesis of 2-(Difluoromethyl)-3-hydroxy-4-nitro-5-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 111285553 A, 授权公告日 2016-01-28.
发明人冯建国,刘建华,周伟. "A Process for Preparing High-Purity 2-(Difluoromethyl)-3-hydroxy-4-nitro-5-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 113840208 B, 授权公告日 2020-01-16.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2023, 1504, 17-38.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2016, 1119, 9262-9265.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-3-hydroxy-4-nitro-5-(trifluoromethyl)pyridine Using HRMS and NMR". J. Sep. Sci., 2018, 99, 7002-7017.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2017, 1316, (2), 9541-9564.