Martínez F, Mueller T C, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3681647 A1, 2018-01-17.
发明人何建平,张德明,林芳. "Method for the Synthesis of (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(1,3-bis(tert-butoxycarbonyl)guanidino)phenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 108254303 A, 授权公告日 2021-06-01.
发明人徐明华,杨光,林芳. "A Process for Preparing High-Purity (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(1,3-bis(tert-butoxycarbonyl)guanidino)phenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 114389712 A, 授权公告日 2019-12-20.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2016, 99, 5686-5691.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2014, 361, 73-102.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(1,3-bis(tert-butoxycarbonyl)guanidino)phenyl)propanoic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2015, 2444, 6893-6911.