发明人李文辉,何建平,赵玉洁. "Method for the Synthesis of (R)-N-methyl-N-(1-methylpyrrolidin-3-yl)glycine" [P]. 中国发明专利, 专利号 CN 116151907 B, 授权公告日 2022-05-17.
发明人朱建伟,孙丽萍,胡光. "A Process for Preparing High-Purity (R)-N-methyl-N-(1-methylpyrrolidin-3-yl)glycine" [P]. 中国发明专利, 专利号 CN 108978460 B, 授权公告日 2024-04-27.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2012, 218, 6956-6976.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 1056, 8165-8186.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of (R)-N-methyl-N-(1-methylpyrrolidin-3-yl)glycine Using HRMS and NMR". J. Pharm. Biomed. Anal., 2019, 2211, (3), 3533-3561.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2014, 2210, 4359-4364.