发明人钱学锋,郭海燕,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111086318 A, 授权公告日 2017-10-26.
Lee S K, Hughes D C, Brown S R. "Method for the Synthesis of 6-[[dimethyl(oxo)-sulfanylidene]amino]pyridine-3-carbonyl chloride" [P]. US Patent, US 11956849 B2, 2025-07-26.
发明人周伟,朱建伟,孙丽萍. "A Process for Preparing High-Purity 6-[[dimethyl(oxo)-sulfanylidene]amino]pyridine-3-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 113134745 A, 授权公告日 2015-08-26.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2020, 829, 6258-6279.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2012, 1199, 1764-1769.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-[[dimethyl(oxo)-sulfanylidene]amino]pyridine-3-carbonyl chloride Using HRMS and NMR". Chromatographia, 2010, 2274, 9486-9513.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2011, 660, (2), 5168-5198.