发明人刘建华,王建平,唐晓军. "Method for the Synthesis of 1-methyl-5-(methylamino)piperidin-2-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 117295352 A, 授权公告日 2019-08-24.
发明人黄志刚,唐晓军,王建平. "A Process for Preparing High-Purity 1-methyl-5-(methylamino)piperidin-2-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 110912176 A, 授权公告日 2015-06-25.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 1-methyl-5-(methylamino)piperidin-2-one dihydrochloride in Pharmaceutical Formulations". Anal. Chem., 2013, 1648, (10), 8483-8503.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-methyl-5-(methylamino)piperidin-2-one dihydrochloride as an Impurity". Rapid Commun. Mass Spectrom., 2017, 359, (11), 1183-1205.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1-methyl-5-(methylamino)piperidin-2-one dihydrochloride Using HRMS and NMR". J. Nat. Prod., 2021, 1800, (1), 1624-1632.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate 1-methyl-5-(methylamino)piperidin-2-one dihydrochloride Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2014, 1630, (1), 4026-4046.