发明人韩伟,赵玉洁,孙丽萍. "Method for the Synthesis of 3,4-Dimethylpyrrolidine" [P]. 中国发明专利, 专利号 CN 117669322 B, 授权公告日 2023-05-09.
发明人林芳,马晓峰,罗永刚. "A Process for Preparing High-Purity 3,4-Dimethylpyrrolidine" [P]. 中国发明专利, 专利号 CN 112267355 A, 授权公告日 2020-05-21.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 3,4-二甲基吡咯烷 in Pharmaceutical Formulations". Anal. Chem., 2025, 2144, (11), 4492-4517.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3,4-二甲基吡咯烷 as an Impurity". J. Chromatogr. A, 2016, 292, 1398-1418.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3,4-Dimethylpyrrolidine Using HRMS and NMR". Environ. Sci. Technol., 2010, 499, 8984-8992.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate 3,4-二甲基吡咯烷 Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2012, 467, (4), 6719-6729.