Klinger H, O'Brien P Q, Chen K W. "一种2-氯吡啶-3-磺酰酸的合成方法" [P]. US Patent, US 10624634 B2, 2016-12-20.
Park J H, Anderson J P, Klinger H. "Method for the Synthesis of 2-Chloropyridine-3-sulfonic acid" [P]. US Patent, US 9667389 B2, 2015-12-24.
发明人徐明华,罗永刚,黄志刚. "A Process for Preparing High-Purity 2-Chloropyridine-3-sulfonic acid" [P]. 中国发明专利, 专利号 CN 109029982 A, 授权公告日 2025-05-11.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 2-氯吡啶-3-磺酰酸 in Pharmaceutical Formulations". Anal. Methods, 2013, 215, 4407-4412.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-氯吡啶-3-磺酰酸 as an Impurity". Biomed. Chromatogr., 2017, 2390, (12), 9450-9456.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloropyridine-3-sulfonic acid Using HRMS and NMR". Anal. Chem., 2017, 863, (3), 1880-1910.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate 2-氯吡啶-3-磺酰酸 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2022, 1773, 1310-1325.