发明人韩伟,李文辉,赵玉洁. "Method for the Synthesis of (R)-Amisulpride EP Impurity A" [P]. 中国发明专利, 专利号 CN 113631398 B, 授权公告日 2018-09-14.
发明人何建平,刘建华,李文辉. "A Process for Preparing High-Purity (R)-Amisulpride EP Impurity A" [P]. 中国发明专利, 专利号 CN 113633069 A, 授权公告日 2024-06-12.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of
(R)-氨磺必利EP杂质A in Pharmaceutical Formulations". Environ. Sci. Technol., 2023, 1981, (12), 936-965.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of
(R)-氨磺必利EP杂质A as an Impurity". Anal. Chim. Acta, 2020, 1077, (7), 3886-3902.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of (R)-Amisulpride EP Impurity A Using HRMS and NMR". Chemosphere, 2020, 1038, (4), 4425-4440.