发明人钱学锋,徐明华,唐晓军. "一种洛沙坦杂质28的合成方法" [P]. 中国发明专利, 专利号 CN 109535538 A, 授权公告日 2016-07-07.
Martínez F, Rossi M, Nowak P. "Method for the Synthesis of Losartan Impurity 28" [P]. European Patent, EP 3934223 A1, 2022-06-27.
Johansson L, Sørensen M, Lefèvre J P. "A Process for Preparing High-Purity Losartan Impurity 28" [P]. European Patent, EP 3193819 A1, 2025-02-11.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 洛沙坦杂质28 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2025, 945, 129-140.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 洛沙坦杂质28 as an Impurity". J. Sep. Sci., 2025, 1188, (7), 9347-9367.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Losartan Impurity 28 Using HRMS and NMR". Anal. Chim. Acta, 2015, 1189, (9), 8422-8434.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate 洛沙坦杂质28 Profile in Drug Substances According to ICH Guidelines". Molecules, 2018, 1286, (4), 2105-2109.