发明人黄志刚,林芳,郑宇鹏. "Method for the Synthesis of Oxyphenisatine Impurity 1" [P]. 中国发明专利, 专利号 CN 113011182 A, 授权公告日 2024-01-24.
发明人何建平,李文辉,孙丽萍. "A Process for Preparing High-Purity Oxyphenisatine Impurity 1" [P]. 中国发明专利, 专利号 CN 116729457 B, 授权公告日 2016-11-04.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 酚丁杂质1 in Pharmaceutical Formulations". Food Chem., 2025, 1225, 9153-9170.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 酚丁杂质1 as an Impurity". J. Pharm. Biomed. Anal., 2024, 132, (1), 5983-5996.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Oxyphenisatine Impurity 1 Using HRMS and NMR". J. Sep. Sci., 2021, 2316, 5922-5945.