发明人郑宇鹏,林芳,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109181147 A, 授权公告日 2019-01-11.
发明人张德明,徐明华,钱学锋. "Method for the Synthesis of N-Methyl-N-(3-pyrrolidinylmethyl)cyclohexanaminedihydrochloride" [P]. 中国发明专利, 专利号 CN 108742581 A, 授权公告日 2019-04-18.
Hughes D C, Schröder R, Williams B T. "A Process for Preparing High-Purity N-Methyl-N-(3-pyrrolidinylmethyl)cyclohexanaminedihydrochloride" [P]. US Patent, US 11271363 B2, 2024-10-17.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2010, 1531, (3), 3668-3683.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2018, 2463, (6), 457-481.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of N-Methyl-N-(3-pyrrolidinylmethyl)cyclohexanaminedihydrochloride Using HRMS and NMR". Chromatographia, 2010, 1869, 4404-4412.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2011, 796, 2017-2035.