发明人朱建伟,张德明,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109692811 A, 授权公告日 2018-12-14.
Yamamoto T, Park J H, Klinger H. "Method for the Synthesis of (S)-2,4-bis(benzyloxycarbonylamino)butanoic acid
55478-23-4
N-alpha,gamma-Bis-Z-L-2,4-diaminobutyric acid" [P]. US Patent, US 9207514 B2, 2023-03-28.
发明人刘建华,郑宇鹏,胡光. "A Process for Preparing High-Purity (S)-2,4-bis(benzyloxycarbonylamino)butanoic acid
55478-23-4
N-alpha,gamma-Bis-Z-L-2,4-diaminobutyric acid" [P]. 中国发明专利, 专利号 CN 114743480 A, 授权公告日 2023-03-09.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 1834, 9273-9301.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 1457, (2), 5567-5590.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2,4-bis(benzyloxycarbonylamino)butanoic acid
55478-23-4
N-alpha,gamma-Bis-Z-L-2,4-diaminobutyric acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2010, 2260, 737-749.