发明人李文辉,徐明华,韩伟. "Method for the Synthesis of (3R)-N-[(1,1-Dimethylethoxy)carbonyl]-L-alanyl-2-bromo-N-methyl-D-tryptophyl-3-[4-[[tris(1-methylethyl)silyl]oxy]phenyl]-β-alanine Methyl Ester" [P]. 中国发明专利, 专利号 CN 116478668 B, 授权公告日 2025-09-26.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2018, 202, (12), 8412-8438.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 94, (7), 1716-1719.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (3R)-N-[(1,1-Dimethylethoxy)carbonyl]-L-alanyl-2-bromo-N-methyl-D-tryptophyl-3-[4-[[tris(1-methylethyl)silyl]oxy]phenyl]-β-alanine Methyl Ester Using HRMS and NMR". Biomed. Chromatogr., 2022, 813, (6), 7085-7095.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2012, 1695, 6193-6215.