发明人赵玉洁,王建平,李文辉. "Method for the Synthesis of Urapidil Impurity 80" [P]. 中国发明专利, 专利号 CN 112689160 A, 授权公告日 2022-10-23.
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 乌拉地尔杂质80 in Pharmaceutical Formulations". Sci. Total Environ., 2017, 264, 8102-8109.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 乌拉地尔杂质80 as an Impurity". Rapid Commun. Mass Spectrom., 2015, 1444, 5286-5313.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of Urapidil Impurity 80 Using HRMS and NMR". Biomed. Chromatogr., 2013, 574, 8357-8384.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate 乌拉地尔杂质80 Profile in Drug Substances According to ICH Guidelines". Food Chem., 2023, 504, (5), 9480-9483.