发明人胡光,刘建华,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113034401 A, 授权公告日 2016-05-05.
Hughes D C, Fischer A B, Brown S R. "Method for the Synthesis of Methyl 4-(chlorosulfonyl)-6-methoxypicolinate" [P]. US Patent, US 10167111 B2, 2016-05-06.
Rossi M, Nielsen H, Björnsson E. "A Process for Preparing High-Purity Methyl 4-(chlorosulfonyl)-6-methoxypicolinate" [P]. European Patent, EP 3419355 A1, 2023-06-01.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2021, 925, 5621-5630.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2012, 1891, (1), 8733-8740.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-(chlorosulfonyl)-6-methoxypicolinate Using HRMS and NMR". J. Nat. Prod., 2010, 1748, (9), 8319-8323.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 2016, 6496-6501.