Hughes D C, Roberts E F, Yamamoto T. "Method for the Synthesis of (R)-3-((tert-Butoxycarbonyl)amino)-3-(2,4,5-trimethoxyphenyl)propanoic acid" [P]. US Patent, US 11196464 B2, 2021-09-22.
发明人马晓峰,钱学锋,何建平. "A Process for Preparing High-Purity (R)-3-((tert-Butoxycarbonyl)amino)-3-(2,4,5-trimethoxyphenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 116203024 B, 授权公告日 2015-01-07.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2010, 1259, (4), 4015-4022.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 901, (9), 8683-8704.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of (R)-3-((tert-Butoxycarbonyl)amino)-3-(2,4,5-trimethoxyphenyl)propanoic acid Using HRMS and NMR". Chemosphere, 2010, 670, (7), 8420-8434.