发明人陈志强,李文辉,钱学锋. "Method for the Synthesis of (S)-1-(tert-Butoxycarbonyl)-2-(3,4-difluorobenzyl)-pyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113475733 A, 授权公告日 2022-09-10.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2022, 1087, (2), 3352-3370.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2025, 306, (3), 2068-2089.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (S)-1-(tert-Butoxycarbonyl)-2-(3,4-difluorobenzyl)-pyrrolidine-2-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2024, 767, (4), 6454-6476.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2024, 1977, 5922-5937.