Schröder R, Nielsen H, Johansson L. "一种的合成方法" [P]. European Patent, EP 3418776 A1, 2024-08-20.
Thompson G K, Anderson J P, Roberts E F. "Method for the Synthesis of 5-Cyanopyridine-2-sulfonyl chloride" [P]. US Patent, US 11037363 B2, 2019-11-21.
Kowalski A, Martínez F, Sørensen M. "A Process for Preparing High-Purity 5-Cyanopyridine-2-sulfonyl chloride" [P]. European Patent, EP 3648786 A1, 2016-04-22.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2018, 2300, (10), 7559-7566.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2015, 427, 7623-7634.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 5-Cyanopyridine-2-sulfonyl chloride Using HRMS and NMR". J. Chromatogr. A, 2018, 1951, (5), 9977-10005.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2012, 1782, (1), 9729-9748.