发明人高志强,钱学锋,张德明. "Method for the Synthesis of Cefcapene Impurity 25" [P]. 中国发明专利, 专利号 CN 109663592 B, 授权公告日 2024-05-01.
发明人赵玉洁,唐晓军,高志强. "A Process for Preparing High-Purity Cefcapene Impurity 25" [P]. 中国发明专利, 专利号 CN 114892087 B, 授权公告日 2022-09-03.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 头孢卡品杂质25 in Pharmaceutical Formulations". Environ. Sci. Technol., 2010, 1999, 315-320.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 头孢卡品杂质25 as an Impurity". Anal. Chim. Acta, 2012, 1352, 4225-4250.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Cefcapene Impurity 25 Using HRMS and NMR". Anal. Methods, 2022, 2435, (12), 9978-9988.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 头孢卡品杂质25 Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2017, 1461, (11), 1463-1475.