发明人郭海燕,何建平,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108909980 A, 授权公告日 2022-02-24.
发明人马晓峰,黄志刚,杨光. "Method for the Synthesis of 1,1'-(Hexane-1,6-diyl)bis(1-methylpyrrolidin-1-ium) bromide" [P]. 中国发明专利, 专利号 CN 112438611 A, 授权公告日 2018-08-02.
Park J H, Chen K W, Brown S R. "A Process for Preparing High-Purity 1,1'-(Hexane-1,6-diyl)bis(1-methylpyrrolidin-1-ium) bromide" [P]. US Patent, US 10722228 B2, 2015-12-06.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2018, 1071, 4408-4418.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2021, 627, (11), 4149-4154.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1,1'-(Hexane-1,6-diyl)bis(1-methylpyrrolidin-1-ium) bromide Using HRMS and NMR". Sci. Total Environ., 2012, 1084, 9755-9780.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2023, 2480, 9013-9029.