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手性拆分是手性技术的重要研究方向。Enantiomer separation is one of the most important research fields of chiral technology.

主要包括一种对映异构体的1，1，1-三氟异丙醇的制备方法。Process for preparing 1,1,1-trifluoroisopropanol predominantly comprising one enantiomer.

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目的建立测定缬沙坦对映体的高效液相色谱方法。OBJECTIVE To develop a chiral HPLC method for the determination of enantiomer of valsartan.

手性药物对映体具有不同的药理活性和不同的用途。The enantiomer of some chiral drugs has different pharmacology activity and different applying.

动态动力学拆分是合成具有光学活性化合物最方便和最有效的方法之一。Kinetic resolution is the most widely used method in the production of enantiomer pure ketoprofen.

同时发现，一定含量的甲醇可以提高中性化合物对映体分离度。It was found that resolution of enantiomer of neutral compound was enhanced by adding certain amount of methanol.

以各种手性选择剂的发展为线索介绍了毛细管电泳手性分离理论、方法及应用。The development of enantiomer separation concerning chiral selectors, theory, methods and applications are introduced.

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对映异构体在药物中占有很大比例，对映异构体药物在体内往往呈现很大药效学、药动学差异。Enantiomer accounts for quite large percentage in medicines, which has great difference in pharmacodynamics and pharmacokinetics.

所用仪器和条件都要能适用于消旋物或光学异构体的结构确认。The conditions and equipment should be shown to be suitable to confirm the stereochemical identity of a racemate or an enantiomer.

本文采用反相高效液相色谱法，测定大鼠肝微粒体孵育液中普萘洛尔对映体葡醛酸化产物，研究了其代谢的立体选择性。An analytical method for determination of propranolol enantiomer glucuronides in rat liver microsomes was developed by RP-HPLC to study the stereoselective metabolism of PROP.

考察了流动相组成、流速、进样量和温度等因素对对映体分离的影响。The influences of the composition of mobile phase, the flow rate, the temperature and the injected quantity on the enantiomer rententivity and selectivity were examined and discussed.

研究表明大多数具有药理活性的天然产物结构都比较复杂，并且具有手性，往往不同构型的立体异构体可能表现出不同的生理效能。It had been learned that many natural products with pharmacological activity are of complex structure and chirality. The biological activity of one enantiomer is often different from the other.

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研究人员采用多种方法合成单一构型的地尔硫卓手性中间体，其中包括化学拆分、化学不对称合成以及化学-酶法合成等方法。Many methods were investigated for the synthesis of the single enantiomer of the chiral intermediate, including chemical resolution, chemical asymmetric synthesis and chemo-enzymatic synthesis.