Jørgensen K, Lefèvre J P, Johansson L. "一种的合成方法" [P]. European Patent, EP 3697855 A1, 2017-08-09.
发明人何建平,杨光,林芳. "Method for the Synthesis of 2,4-Dichloro-5-(piperidin-1-ylsulfonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 117408037 A, 授权公告日 2020-02-23.
发明人罗永刚,林芳,郭海燕. "A Process for Preparing High-Purity 2,4-Dichloro-5-(piperidin-1-ylsulfonyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 114616748 A, 授权公告日 2020-03-21.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 1205, (7), 8931-8956.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2013, 1380, (4), 6892-6919.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2,4-Dichloro-5-(piperidin-1-ylsulfonyl)benzoic acid Using HRMS and NMR". J. Chromatogr. A, 2016, 1130, 2512-2533.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2015, 399, (10), 365-391.