Nowak P, Mueller T C, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3950674 A1, 2018-11-06.
Patel M V, Schröder R, Roberts E F. "Method for the Synthesis of trans-3,4-Dimethylpyrrolidine hydrochloride" [P]. US Patent, US 10709078 B2, 2024-08-01.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2022, 2311, (7), 2149-2170.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2012, 853, (6), 916-921.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of trans-3,4-Dimethylpyrrolidine hydrochloride Using HRMS and NMR". Molecules, 2011, 2241, 6441-6449.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 535, (1), 6715-6742.