Klinger H, Brown S R, Fischer A B. "Method for the Synthesis of Olopatadine USP Related Compound B" [P]. US Patent, US 9648476 B2, 2020-04-12.
发明人孙丽萍,徐明华,周伟. "A Process for Preparing High-Purity Olopatadine USP Related Compound B" [P]. 中国发明专利, 专利号 CN 116595652 B, 授权公告日 2016-03-27.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of 奥洛他定USP相关化合物B in Pharmaceutical Formulations". J. Chromatogr. A, 2016, 1162, (8), 4672-4678.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 奥洛他定USP相关化合物B as an Impurity". Rapid Commun. Mass Spectrom., 2013, 727, 2551-2564.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Olopatadine USP Related Compound B Using HRMS and NMR". Molecules, 2014, 1413, 324-338.