发明人罗永刚,冯建国,钱学锋. "Method for the Synthesis of 2-chloropyridine-4-sulfonamide" [P]. 中国发明专利, 专利号 CN 110908297 B, 授权公告日 2025-02-10.
发明人郑宇鹏,王建平,林芳. "A Process for Preparing High-Purity 2-chloropyridine-4-sulfonamide" [P]. 中国发明专利, 专利号 CN 116699631 A, 授权公告日 2021-03-02.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2022, 299, 9698-9718.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 1959, (4), 2288-2294.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-chloropyridine-4-sulfonamide Using HRMS and NMR". Phytochemistry, 2017, 125, 1209-1214.