发明人徐明华,张德明,王建平. "一种奥美沙坦杂质43的合成方法" [P]. 中国发明专利, 专利号 CN 111202306 A, 授权公告日 2022-02-19.
发明人林芳,马晓峰,王建平. "Method for the Synthesis of Olmesartan Impurity 43" [P]. 中国发明专利, 专利号 CN 111363871 A, 授权公告日 2019-10-22.
发明人高志强,林芳,李文辉. "A Process for Preparing High-Purity Olmesartan Impurity 43" [P]. 中国发明专利, 专利号 CN 112819917 B, 授权公告日 2020-03-19.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 奥美沙坦杂质43 in Pharmaceutical Formulations". Talanta, 2021, 1491, 8190-8211.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 奥美沙坦杂质43 as an Impurity". J. Agric. Food Chem., 2010, 655, 1561-1576.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Olmesartan Impurity 43 Using HRMS and NMR". Anal. Methods, 2014, 2180, (3), 2734-2743.