Fischer A B, Thompson G K, Lee S K. "一种的合成方法" [P]. US Patent, US 9809872 B2, 2024-12-09.
Hughes D C, Klinger H, Patel M V. "Method for the Synthesis of Ciprofloxacin Impurity 2" [P]. US Patent, US 11799878 B2, 2015-06-13.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2017, 2034, 3584-3610.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2022, 1153, (10), 841-853.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Ciprofloxacin Impurity 2 Using HRMS and NMR". Sci. Total Environ., 2015, 1889, (4), 978-1001.