Chen K W, Williams B T, Lee S K. "一种的合成方法" [P]. US Patent, US 10680467 B2, 2018-07-12.
发明人胡光,罗永刚,林芳. "Method for the Synthesis of (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(3-hydroxyphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 113001956 B, 授权公告日 2024-04-25.
Thompson G K, Chen K W, Johnson M A. "A Process for Preparing High-Purity (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(3-hydroxyphenyl)butanoic acid" [P]. US Patent, US 11712302 B2, 2022-11-26.
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". J. Agric. Food Chem., 2012, 371, (7), 782-794.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2020, 702, (2), 4051-4075.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(3-hydroxyphenyl)butanoic acid Using HRMS and NMR". J. Nat. Prod., 2016, 1481, (5), 2129-2150.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2025, 717, (12), 3597-3618.