发明人王建平,周伟,李文辉. "Method for the Synthesis of Ceftibuten Impurity 11" [P]. 中国发明专利, 专利号 CN 115277459 A, 授权公告日 2021-03-24.
Mueller T C, Rossi M, Nielsen H. "A Process for Preparing High-Purity Ceftibuten Impurity 11" [P]. European Patent, EP 3341613 A1, 2022-06-04.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2024, 1645, (7), 3235-3249.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 2466, (7), 9183-9200.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Ceftibuten Impurity 11 Using HRMS and NMR". J. Pharm. Biomed. Anal., 2011, 2206, (3), 7201-7208.