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1·Racemization is found with optically active substrates.

发现旋光基质有外消旋作用。

2·Racemization is found with optically active substrate substrates.

发现旋光基质有外消旋作用。

3·Alternatively, the compound of the invention may be prepared using optically active reactants.

另外，本发明的化合物可使用光学活性反应物来制备。

4·Recent progresses of the synthesis of optically active tert-leucine are reviewed in this paper.

本文综述了近年来光学活性的叔亮氨酸的合成研究及最新进展。

5·Chiral synthesis can be achieved by taking advantage of natural or synthetic optically active compounds.

在手性合成中利用了天然或合成的光学活性化合物。

6·We optimize the signal gain of the optically active crystal and apply the results to a BSO and BTO crystal.

对旋光材料优化增益，并把处理结果应用于BSO和BTO晶体。

7·The prospect of industrial preparation of the optically active EHB by microbial whole-cells was also discussed.

最后对生物催化制备光学活性EHB的工业化前景进行了展望。

8·A new optically active monomer of 4(S)—2—Methyl—4—Methoxycarbony1—2—Oxazoline has been synthesized from L—serine.

以L—丝氨酸为原料，合成了旋光纯度很高的4（S）—2—甲基—4—甲氧羰基—2—恶唑啉单体。

9·Novel optically active triazole derivative, process for producing the same, antifungal agent and method for using the same.

新的光学活性三唑衍生物，其制备方法，抗真菌剂和其应用方法。

10·By using this catalytic method, the synthesis of chiral chrysanthemic acid and other optically active compounds can be realized.

它能用于菊酸及其它化合物的不对称合成。