发明人张德明,沈红梅,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109685018 A, 授权公告日 2023-03-09.
发明人赵玉洁,李文辉,黄志刚. "Method for the Synthesis of 2-(Difluoromethyl)-3-fluoro-6-hydroxypyridine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111324557 B, 授权公告日 2025-01-19.
发明人韩伟,王建平,黄志刚. "A Process for Preparing High-Purity 2-(Difluoromethyl)-3-fluoro-6-hydroxypyridine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115791406 B, 授权公告日 2020-09-28.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2015, 305, (5), 6912-6924.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2015, 1218, 6758-6772.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-3-fluoro-6-hydroxypyridine-5-carboxylic acid Using HRMS and NMR". Anal. Methods, 2014, 1374, 974-1000.