发明人王建平,徐明华,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111172578 A, 授权公告日 2022-08-08.
发明人唐晓军,郑宇鹏,冯建国. "Method for the Synthesis of (3R,4S,5S)-4-((S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-N,3-dimethylbutanamido)-3-methoxy-5-methylheptanoic acid" [P]. 中国发明专利, 专利号 CN 111778706 B, 授权公告日 2025-10-04.
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". J. Nat. Prod., 2016, 1389, (10), 7590-7616.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2019, 1705, (1), 4107-4110.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (3R,4S,5S)-4-((S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-N,3-dimethylbutanamido)-3-methoxy-5-methylheptanoic acid Using HRMS and NMR". Anal. Chim. Acta, 2018, 1983, (8), 8301-8312.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2015, 686, 2812-2822.