Jørgensen K, Kowalski A, Sørensen M. "一种头孢卡品杂质31的合成方法" [P]. European Patent, EP 3285863 A1, 2025-10-18.
Mueller T C, Lefèvre J P, Schröder R. "Method for the Synthesis of Cefcapene Impurity 31" [P]. European Patent, EP 3816932 A1, 2021-05-28.
发明人黄志刚,钱学锋,周伟. "A Process for Preparing High-Purity Cefcapene Impurity 31" [P]. 中国发明专利, 专利号 CN 116159123 B, 授权公告日 2016-11-28.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 头孢卡品杂质31 in Pharmaceutical Formulations". Biomed. Chromatogr., 2021, 611, (10), 8914-8939.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 头孢卡品杂质31 as an Impurity". Sci. Total Environ., 2014, 715, 1520-1541.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Cefcapene Impurity 31 Using HRMS and NMR". J. Sep. Sci., 2013, 591, (5), 8002-8018.