发明人王建平,杨光,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109772488 A, 授权公告日 2019-02-08.
发明人徐明华,钱学锋,李文辉. "Method for the Synthesis of (R)-3-((tert-Butoxycarbonyl)amino)-3-(3,4-difluorophenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 112525975 A, 授权公告日 2017-02-07.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2019, 1966, (11), 3395-3398.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2022, 1231, (9), 9368-9385.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of (R)-3-((tert-Butoxycarbonyl)amino)-3-(3,4-difluorophenyl)propanoic acid Using HRMS and NMR". J. Chromatogr. A, 2021, 741, (4), 2562-2565.