O'Brien P Q, Thompson G K, Yamamoto T. "Method for the Synthesis of (2R,4S)-4-Amino-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid" [P]. US Patent, US 9966477 B2, 2016-09-09.
发明人胡光,陈志强,唐晓军. "A Process for Preparing High-Purity (2R,4S)-4-Amino-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111191249 A, 授权公告日 2023-10-08.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of (2R,4S)-4-氨基-1-(叔丁氧基羰基)吡咯烷-2-羧酸 in Pharmaceutical Formulations". Anal. Chim. Acta, 2022, 94, (3), 2278-2283.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of (2R,4S)-4-氨基-1-(叔丁氧基羰基)吡咯烷-2-羧酸 as an Impurity". Anal. Methods, 2012, 1912, (1), 2455-2462.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of (2R,4S)-4-Amino-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2020, 539, (3), 3874-3879.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate (2R,4S)-4-氨基-1-(叔丁氧基羰基)吡咯烷-2-羧酸 Profile in Drug Substances According to ICH Guidelines". Molecules, 2015, 226, (7), 315-321.