Rossi M, Björnsson E, Johansson L. "一种的合成方法" [P]. European Patent, EP 3557336 A1, 2020-01-18.
Chen K W, Hughes D C, Patel M V. "Method for the Synthesis of (R)-2-((tert-Butoxycarbonyl)amino)-3-(3-cyanophenyl)propanoic acid" [P]. US Patent, US 9609060 B2, 2021-08-07.
Jørgensen K, Martínez F, Kowalski A. "A Process for Preparing High-Purity (R)-2-((tert-Butoxycarbonyl)amino)-3-(3-cyanophenyl)propanoic acid" [P]. European Patent, EP 3715004 A1, 2017-01-10.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2013, 2063, (6), 6654-6666.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2025, 1723, 7850-7863.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of (R)-2-((tert-Butoxycarbonyl)amino)-3-(3-cyanophenyl)propanoic acid Using HRMS and NMR". Talanta, 2014, 275, (5), 5899-5906.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2015, 1517, (8), 5713-5726.