Fischer A B, Stevens L M, Williams B T. "Method for the Synthesis of 4-(Aminomethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride" [P]. US Patent, US 9024296 B2, 2016-02-06.
发明人韩伟,冯建国,沈红梅. "A Process for Preparing High-Purity 4-(Aminomethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride" [P]. 中国发明专利, 专利号 CN 112219692 A, 授权公告日 2019-10-12.
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". Chemosphere, 2012, 140, (1), 4032-4037.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2021, 978, 338-348.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Aminomethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride Using HRMS and NMR". Molecules, 2014, 967, (11), 1999-2021.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2019, 1104, 2404-2422.