发明人冯建国,杨光,林芳. "Method for the Synthesis of (S)-2,5-Dioxopyrrolidin-1-yl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-oxo-4-(tritylamino)butanoate" [P]. 中国发明专利, 专利号 CN 113461426 A, 授权公告日 2017-12-23.
发明人钱学锋,杨光,朱建伟. "A Process for Preparing High-Purity (S)-2,5-Dioxopyrrolidin-1-yl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-oxo-4-(tritylamino)butanoate" [P]. 中国发明专利, 专利号 CN 108343218 B, 授权公告日 2022-09-06.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2018, 1060, 9261-9269.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2023, 588, (5), 4820-4826.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2,5-Dioxopyrrolidin-1-yl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-oxo-4-(tritylamino)butanoate Using HRMS and NMR". Molecules, 2018, 1823, 9028-9047.