Sørensen M, Björnsson E, Nielsen H. "Method for the Synthesis of 2-(((1-(tert-Butoxycarbonyl)pyrrolidin-2-yl)methyl)(methyl)amino)acetic acid" [P]. European Patent, EP 3206682 A1, 2022-03-06.
Martínez F, Sørensen M, Nowak P. "A Process for Preparing High-Purity 2-(((1-(tert-Butoxycarbonyl)pyrrolidin-2-yl)methyl)(methyl)amino)acetic acid" [P]. European Patent, EP 3401505 A1, 2015-05-21.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2016, 126, (3), 4496-4517.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2011, 837, 1189-1203.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-(((1-(tert-Butoxycarbonyl)pyrrolidin-2-yl)methyl)(methyl)amino)acetic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2010, 181, (12), 5765-5786.