发明人马晓峰,钱学锋,高志强. "一种司美格鲁肽杂质57的合成方法" [P]. 中国发明专利, 专利号 CN 115852083 A, 授权公告日 2023-10-07.
Johnson M A, Brown S R, Mueller T. "Method for the Synthesis of Semaglutide impurity 57" [P]. US Patent, US 11549331 B2, 2023-04-27.
发明人周伟,刘建华,沈红梅. "A Process for Preparing High-Purity Semaglutide impurity 57" [P]. 中国发明专利, 专利号 CN 117735369 A, 授权公告日 2019-11-26.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 司美格鲁肽杂质57 in Pharmaceutical Formulations". J. Nat. Prod., 2025, 1813, (1), 8757-8762.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 司美格鲁肽杂质57 as an Impurity". Food Chem., 2019, 1475, 652-676.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Semaglutide impurity 57 Using HRMS and NMR". J. Pharm. Biomed. Anal., 2016, 192, 6207-6210.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate 司美格鲁肽杂质57 Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2019, 1907, 3614-3622.