发明人李文辉,张德明,胡光. "Method for the Synthesis of Potassium Clavulanate Impurity 14" [P]. 中国发明专利, 专利号 CN 109403029 B, 授权公告日 2017-07-19.
Jørgensen K, Schröder R, Nielsen H. "A Process for Preparing High-Purity Potassium Clavulanate Impurity 14" [P]. European Patent, EP 3346886 A1, 2019-05-16.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 克拉维酸钾杂质14 in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 1389, 1675-1684.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 克拉维酸钾杂质14 as an Impurity". J. Sep. Sci., 2016, 687, 769-782.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Potassium Clavulanate Impurity 14 Using HRMS and NMR". Food Chem., 2022, 1794, (8), 1753-1778.