Davis P L, Park J H, Kumar R. "一种的合成方法" [P]. US Patent, US 9887275 B2, 2020-08-06.
发明人周伟,唐晓军,胡光. "Method for the Synthesis of 1S,2R(+)-Ephedrine HCl" [P]. 中国发明专利, 专利号 CN 115929621 B, 授权公告日 2017-08-18.
发明人郑宇鹏,刘建华,黄志刚. "A Process for Preparing High-Purity 1S,2R(+)-Ephedrine HCl" [P]. 中国发明专利, 专利号 CN 110844045 B, 授权公告日 2021-05-11.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2013, 757, (7), 9585-9597.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 2120, 6548-6573.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1S,2R(+)-Ephedrine HCl Using HRMS and NMR". Phytochemistry, 2012, 2209, (11), 1453-1475.