Chiral extraction is a very important method for preparative separation of enantiomers. It has some regularity and a larger application range in contrasting to chemical resolution, fermentation and enzymatic transformation and chromatography.

• 手性液-液萃取是药物对映体制备性分离的一种十分重要方法，相对化学拆分法、酶或微生物法和色谱拆分法，分离体系的选择有一定的规律可循，并且适用范围也大大扩宽。