Johnson M A, Fischer A B, Mueller T. "一种的合成方法" [P]. US Patent, US 9167923 B2, 2017-10-20.
发明人冯建国,赵玉洁,罗永刚. "Method for the Synthesis of (R)-3-(Boc-amino)-4-(4-cyanophenyl)butyric acid" [P]. 中国发明专利, 专利号 CN 116523470 B, 授权公告日 2015-08-23.
Patel M V, Williams B T, Fischer A B. "A Process for Preparing High-Purity (R)-3-(Boc-amino)-4-(4-cyanophenyl)butyric acid" [P]. US Patent, US 10861310 B2, 2023-08-11.
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". Chromatographia, 2014, 761, (1), 46-56.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 381, (1), 8199-8212.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of (R)-3-(Boc-amino)-4-(4-cyanophenyl)butyric acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 1693, (6), 1006-1020.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2019, 2345, (8), 216-232.