Nielsen H, Mueller T C, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3376357 A1, 2015-01-03.
发明人周伟,林芳,高志强. "Method for the Synthesis of (R)-2-((tert-Butoxycarbonyl)amino)-2-(2-methoxyphenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 114225214 B, 授权公告日 2018-02-07.
发明人孙丽萍,赵玉洁,韩伟. "A Process for Preparing High-Purity (R)-2-((tert-Butoxycarbonyl)amino)-2-(2-methoxyphenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 115632524 B, 授权公告日 2021-12-24.
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". Rapid Commun. Mass Spectrom., 2010, 1023, (2), 5173-5180.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2022, 814, (9), 579-596.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of (R)-2-((tert-Butoxycarbonyl)amino)-2-(2-methoxyphenyl)acetic acid Using HRMS and NMR". Anal. Methods, 2021, 848, 7216-7246.