发明人朱建伟,沈红梅,何建平. "Method for the Synthesis of Safinamide Impurity 18" [P]. 中国发明专利, 专利号 CN 117271457 A, 授权公告日 2016-03-20.
发明人马晓峰,钱学锋,何建平. "A Process for Preparing High-Purity Safinamide Impurity 18" [P]. 中国发明专利, 专利号 CN 111349851 A, 授权公告日 2023-04-19.
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 沙非胺杂质18 in Pharmaceutical Formulations". Chromatographia, 2020, 1468, (1), 8066-8093.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 沙非胺杂质18 as an Impurity". J. Chromatogr. A, 2017, 356, 6346-6370.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Safinamide Impurity 18 Using HRMS and NMR". Talanta, 2013, 2207, 2493-2522.