Lee S K, Thompson G K, Chen K W. "一种的合成方法" [P]. US Patent, US 9064959 B2, 2020-09-11.
发明人周伟,胡光,高志强. "Method for the Synthesis of 2-Chloro-6-(difluoromethyl)-3-methoxyisonicotinic acid" [P]. 中国发明专利, 专利号 CN 116114032 B, 授权公告日 2025-02-25.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2021, 398, 2445-2460.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2022, 1813, 1476-1487.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-6-(difluoromethyl)-3-methoxyisonicotinic acid Using HRMS and NMR". Chemosphere, 2010, 493, 6080-6092.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2014, 2143, (12), 3067-3073.