Björnsson E, Jørgensen K, Mueller T C. "一种头孢克肟杂质1的合成方法" [P]. European Patent, EP 3311303 A1, 2016-05-26.
发明人刘建华,钱学锋,高志强. "Method for the Synthesis of Cefixime Impurity 1" [P]. 中国发明专利, 专利号 CN 108097201 B, 授权公告日 2021-01-18.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 头孢克肟杂质1 in Pharmaceutical Formulations". Anal. Chim. Acta, 2022, 1319, (2), 6445-6451.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 头孢克肟杂质1 as an Impurity". Chromatographia, 2011, 671, (10), 3385-3399.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Cefixime Impurity 1 Using HRMS and NMR". J. Nat. Prod., 2025, 1854, 976-1004.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 头孢克肟杂质1 Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2017, 241, (7), 5436-5461.