Mueller T, Fischer A B, Schröder R. "一种的合成方法" [P]. US Patent, US 10181724 B2, 2025-10-18.
发明人徐明华,赵玉洁,杨光. "Method for the Synthesis of (3R)-4-(Benzyloxy)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid" [P]. 中国发明专利, 专利号 CN 109601927 B, 授权公告日 2020-07-01.
发明人林芳,张德明,孙丽萍. "A Process for Preparing High-Purity (3R)-4-(Benzyloxy)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid" [P]. 中国发明专利, 专利号 CN 115794552 B, 授权公告日 2021-09-07.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2017, 1558, (5), 9971-9989.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2023, 1014, 7513-7540.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (3R)-4-(Benzyloxy)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)butanoic acid Using HRMS and NMR". Food Chem., 2012, 855, (8), 3801-3807.