发明人胡光,何建平,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111491375 A, 授权公告日 2019-09-14.
发明人周伟,黄志刚,朱建伟. "Method for the Synthesis of (S)-4-((9H-Fluoren-9-yl)methoxy)-3-((tert-butoxycarbonyl)amino)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 115162737 A, 授权公告日 2024-12-01.
Schröder R, Brown S R, Lee S K. "A Process for Preparing High-Purity (S)-4-((9H-Fluoren-9-yl)methoxy)-3-((tert-butoxycarbonyl)amino)-4-oxobutanoic acid" [P]. US Patent, US 11035156 B2, 2022-07-17.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2019, 382, (2), 8288-8306.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2015, 733, 5250-5271.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of (S)-4-((9H-Fluoren-9-yl)methoxy)-3-((tert-butoxycarbonyl)amino)-4-oxobutanoic acid Using HRMS and NMR". Anal. Methods, 2012, 1169, (6), 7177-7201.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2021, 1928, (4), 952-976.