Chen K W, Kumar R, Yamamoto T. "Method for the Synthesis of 4-Chloro-6-hydroxypyridine-2-sulfonyl chloride" [P]. US Patent, US 10153799 B2, 2015-07-09.
Sørensen M, Jørgensen K, Schröder R. "A Process for Preparing High-Purity 4-Chloro-6-hydroxypyridine-2-sulfonyl chloride" [P]. European Patent, EP 3619334 A1, 2018-09-15.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2014, 2334, (10), 1237-1245.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2024, 779, 9910-9940.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-6-hydroxypyridine-2-sulfonyl chloride Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 835, (8), 9209-9233.