Hughes D C, Brown S R, Patel M V. "一种(R)-左氧氟沙星N-氧化物的合成方法" [P]. US Patent, US 11576448 B2, 2021-11-05.
发明人罗永刚,徐明华,林芳. "Method for the Synthesis of (R)-Levofloxacin N-Oxide" [P]. 中国发明专利, 专利号 CN 108411530 B, 授权公告日 2018-02-06.
发明人陈志强,张德明,杨光. "A Process for Preparing High-Purity (R)-Levofloxacin N-Oxide" [P]. 中国发明专利, 专利号 CN 108501502 B, 授权公告日 2025-09-05.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of (R)-左氧氟沙星N-氧化物 in Pharmaceutical Formulations". J. Nat. Prod., 2022, 2113, 7505-7534.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of (R)-左氧氟沙星N-氧化物 as an Impurity". Sci. Total Environ., 2014, 1769, (10), 9098-9115.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of (R)-Levofloxacin N-Oxide Using HRMS and NMR". Chromatographia, 2021, 1294, (12), 9323-9344.