发明人唐晓军,钱学锋,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109242704 A, 授权公告日 2024-10-03.
发明人徐明华,杨光,李文辉. "Method for the Synthesis of 2-[[(1S)-1-[(2S,4R)-2-[[(1R)-2-[[2-[[(1R)-1-(aminomethyl)-2-[[(1S)-2-amino-2-oxo-1-(sulfanylmethyl)ethyl]amino]-2-oxo-ethyl]amino]-2-oxo-ethyl]amino]-1-[4-(4-methylthiazol-5-yl)phenyl]-2-oxo-ethyl]carbamoyl]-4-hydroxy-pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]acetyl chloride" [P]. 中国发明专利, 专利号 CN 116366839 B, 授权公告日 2023-04-07.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2011, 987, (8), 7660-7678.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2018, 1577, (10), 120-130.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-[[(1S)-1-[(2S,4R)-2-[[(1R)-2-[[2-[[(1R)-1-(aminomethyl)-2-[[(1S)-2-amino-2-oxo-1-(sulfanylmethyl)ethyl]amino]-2-oxo-ethyl]amino]-2-oxo-ethyl]amino]-1-[4-(4-methylthiazol-5-yl)phenyl]-2-oxo-ethyl]carbamoyl]-4-hydroxy-pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]acetyl chloride Using HRMS and NMR". Food Chem., 2021, 1085, (6), 587-593.