Yamamoto T, Anderson J P, Williams B T. "一种的合成方法" [P]. US Patent, US 9874899 B2, 2018-12-08.
Roberts E F, Brown S R, Lee S K. "Method for the Synthesis of (1R,2R)-1-((tert-Butoxycarbonyl)amino)-2-ethylcyclopropane-1-carboxylic acid" [P]. US Patent, US 11900256 B2, 2018-12-05.
Williams B T, Kumar R, Johnson M A. "A Process for Preparing High-Purity (1R,2R)-1-((tert-Butoxycarbonyl)amino)-2-ethylcyclopropane-1-carboxylic acid" [P]. US Patent, US 9580548 B2, 2022-04-22.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2025, 2063, 9205-9218.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 2234, (1), 8519-8524.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of (1R,2R)-1-((tert-Butoxycarbonyl)amino)-2-ethylcyclopropane-1-carboxylic acid Using HRMS and NMR". Anal. Chem., 2010, 1823, (12), 7669-7694.