液液平衡手性萃取拆分的研究进展

    Progress on Enantioselective Liquid-Liquid Extraction

    • 摘要: 目的 介绍液液平衡手性萃取拆分技术的基本原理,总结近年来液液平衡手性萃取拆分的研究进展。方法 根据手性选择剂的分类,对近年来液液平衡手性萃取拆分的最新应用研究情况做了介绍。结果 总结归纳了5大类手性选择剂的应用,包括过渡金属络合物、酒石酸衍生物、冠醚类、β-环糊精衍生物及金鸡纳碱类,并简要介绍了液液萃取拆分相关模型研究。结论 液液平衡手性萃取拆分技术分离效果良好,适用性强,易于实现工业规模,有望成为制备型分离外消旋体化合物的先进技术。

       

      Abstract: OBJECTIVE To introduce the principle of enantioselective liquid-liquid extraction, and to review the progress on enantioselective liquid-liquid extraction in recent years. METHODS The recent progress on enantioselective liquid-liquid extraction was systematically reviewed according to the classification of chiral selectors. RESULTS Five typical types of chiral selector were summarized, including transitional metal complexes, tartaric acid derivatives, crown ethers, β-cyclodextrin derivatives and cinchona alkaloids. Meanwhile, studies on modeling and reaction kinetics of this technique were mentioned. CONCLUSION Enantioselective liquid-liquid extraction is an ideal resolution technology for preparative enantioseparation of racemates due to its high separation efficiency and ease-to-be scaled up characteristics.

       

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