发明人韩伟,钱学锋,马晓峰. "Method for the Synthesis of 4-({[(2Z)-3-tert-butyl-4-phenyl-2,3-dihydro-1,3-thiazol-2-ylidene]amino}methyl)-1-methylpyridin-1-ium iodide" [P]. 中国发明专利, 专利号 CN 117640222 A, 授权公告日 2021-02-11.
Williams B T, Lee S K, Chen K W. "A Process for Preparing High-Purity 4-({[(2Z)-3-tert-butyl-4-phenyl-2,3-dihydro-1,3-thiazol-2-ylidene]amino}methyl)-1-methylpyridin-1-ium iodide" [P]. US Patent, US 11247043 B2, 2020-05-11.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2012, 1418, 9660-9674.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2016, 1182, 410-421.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4-({[(2Z)-3-tert-butyl-4-phenyl-2,3-dihydro-1,3-thiazol-2-ylidene]amino}methyl)-1-methylpyridin-1-ium iodide Using HRMS and NMR". Anal. Methods, 2018, 339, (1), 815-840.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2019, 278, (10), 4970-4974.