发明人唐晓军,韩伟,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116428066 A, 授权公告日 2022-05-02.
发明人郭海燕,胡光,沈红梅. "Method for the Synthesis of (R)-2-((tert-butoxycarbonyl)amino)-4-(2-methoxyphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 111358609 B, 授权公告日 2015-05-20.
发明人黄志刚,赵玉洁,周伟. "A Process for Preparing High-Purity (R)-2-((tert-butoxycarbonyl)amino)-4-(2-methoxyphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 109816464 A, 授权公告日 2015-09-05.
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". Biomed. Chromatogr., 2021, 1950, (11), 2783-2798.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2014, 1921, (2), 6330-6345.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of (R)-2-((tert-butoxycarbonyl)amino)-4-(2-methoxyphenyl)butanoic acid Using HRMS and NMR". Chromatographia, 2019, 1647, (12), 4993-5013.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2016, 1429, (6), 321-347.