发明人黄志刚,高志强,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111123469 A, 授权公告日 2025-12-22.
Fischer A B, Yamamoto T, Johnson M A. "Method for the Synthesis of 4-Chloro-6-methoxynicotinic acid" [P]. US Patent, US 10342054 B2, 2024-04-02.
发明人郭海燕,沈红梅,马晓峰. "A Process for Preparing High-Purity 4-Chloro-6-methoxynicotinic acid" [P]. 中国发明专利, 专利号 CN 108728121 B, 授权公告日 2020-02-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2023, 816, 4501-4511.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 584, (9), 8922-8926.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-6-methoxynicotinic acid Using HRMS and NMR". J. Agric. Food Chem., 2015, 1029, (2), 5680-5704.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2017, 1406, (12), 3000-3015.