发明人高志强,马晓峰,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110627663 A, 授权公告日 2023-11-26.
发明人郭海燕,刘建华,唐晓军. "Method for the Synthesis of Methyl 4,4-dimethylpyrrolidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117935786 B, 授权公告日 2024-11-13.
发明人周伟,王建平,高志强. "A Process for Preparing High-Purity Methyl 4,4-dimethylpyrrolidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113067920 A, 授权公告日 2015-02-23.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2011, 1421, (5), 4564-4587.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2021, 1045, (1), 2730-2739.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4,4-dimethylpyrrolidine-2-carboxylate Using HRMS and NMR". Anal. Chem., 2024, 1787, (6), 9404-9411.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2018, 95, (4), 3697-3709.