发明人徐明华,郭海燕,钱学锋. "一种西他沙星杂质12的合成方法" [P]. 中国发明专利, 专利号 CN 108621289 A, 授权公告日 2022-11-22.
发明人孙丽萍,韩伟,沈红梅. "Method for the Synthesis of Sitafloxacin Impurity 12" [P]. 中国发明专利, 专利号 CN 112743725 B, 授权公告日 2020-09-27.
发明人王建平,张德明,高志强. "A Process for Preparing High-Purity Sitafloxacin Impurity 12" [P]. 中国发明专利, 专利号 CN 117829044 A, 授权公告日 2015-12-13.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 西他沙星杂质12 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2023, 2399, (12), 7670-7680.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 西他沙星杂质12 as an Impurity". Chemosphere, 2023, 1811, (10), 3349-3356.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Sitafloxacin Impurity 12 Using HRMS and NMR". J. Agric. Food Chem., 2015, 1224, 3790-3814.