Rossi M, Lefèvre J P, Nowak P. "一种的合成方法" [P]. European Patent, EP 3313046 A1, 2021-03-16.
Anderson J P, Patel M V, Hughes D C. "Method for the Synthesis of (2S,4R)-1-(tert-butoxycarbonyl)-4-(4-cyanobenzyl)pyrrolidine-2-carboxylic acid" [P]. US Patent, US 9203957 B2, 2016-11-10.
发明人朱建伟,刘建华,张德明. "A Process for Preparing High-Purity (2S,4R)-1-(tert-butoxycarbonyl)-4-(4-cyanobenzyl)pyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113866307 A, 授权公告日 2025-03-22.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2022, 1320, (10), 360-386.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2018, 2152, 3280-3298.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (2S,4R)-1-(tert-butoxycarbonyl)-4-(4-cyanobenzyl)pyrrolidine-2-carboxylic acid Using HRMS and NMR". Anal. Chem., 2019, 680, (3), 2490-2505.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2018, 1680, (6), 7411-7441.