发明人林芳,张德明,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113583219 A, 授权公告日 2022-05-23.
发明人冯建国,杨光,郑宇鹏. "Method for the Synthesis of 4-(Difluoromethyl)-3-methoxy-5-nitropicolinic acid" [P]. 中国发明专利, 专利号 CN 113176233 A, 授权公告日 2020-07-06.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2023, 920, 7473-7497.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2017, 2201, (9), 7564-7583.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-3-methoxy-5-nitropicolinic acid Using HRMS and NMR". Molecules, 2018, 2105, (12), 5682-5700.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2017, 2095, (5), 2613-2635.