发明人何建平,周伟,孙丽萍. "一种卢帕他定杂质9的合成方法" [P]. 中国发明专利, 专利号 CN 113301354 A, 授权公告日 2016-11-21.
Roberts E F, Anderson J P, Johnson M A. "Method for the Synthesis of Rupatadine impurity 9" [P]. US Patent, US 9956092 B2, 2023-12-10.
发明人李文辉,杨光,沈红梅. "A Process for Preparing High-Purity Rupatadine impurity 9" [P]. 中国发明专利, 专利号 CN 113383275 B, 授权公告日 2017-01-21.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of 卢帕他定杂质9 in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2011, 1388, 6555-6573.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 卢帕他定杂质9 as an Impurity". Phytochemistry, 2023, 1000, (5), 7691-7713.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Rupatadine impurity 9 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2011, 1020, (8), 8184-8191.