Sørensen M, Schröder R, Lefèvre J P. "Method for the Synthesis of Urapidil" [P]. European Patent, EP 3575452 A1, 2023-05-14.
发明人刘建华,郑宇鹏,张德明. "A Process for Preparing High-Purity Urapidil" [P]. 中国发明专利, 专利号 CN 117591678 A, 授权公告日 2017-07-23.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of 乌拉地尔 in Pharmaceutical Formulations". Environ. Sci. Technol., 2016, 1085, (2), 6099-6112.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 乌拉地尔 as an Impurity". Chromatographia, 2020, 2252, 5702-5716.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of Urapidil Using HRMS and NMR". Phytochemistry, 2024, 1667, (12), 7412-7423.