Thompson G K, Mueller T, Stevens L M. "一种的合成方法" [P]. US Patent, US 11382219 B2, 2023-09-11.
Mueller T C, Björnsson E, Rossi M. "Method for the Synthesis of 4-Methyl-1-((2-methylthiazol-4-yl)methyl)pyridin-1-ium chloride" [P]. European Patent, EP 3690959 A1, 2022-11-10.
Park J H, Hughes D C, Williams B T. "A Process for Preparing High-Purity 4-Methyl-1-((2-methylthiazol-4-yl)methyl)pyridin-1-ium chloride" [P]. US Patent, US 9135200 B2, 2019-09-10.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 1122, (9), 3012-3024.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2012, 2318, (8), 9238-9242.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methyl-1-((2-methylthiazol-4-yl)methyl)pyridin-1-ium chloride Using HRMS and NMR". Talanta, 2017, 797, 3842-3862.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2019, 407, (3), 3704-3710.