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1·Alkenes react with water and halogens to form halohydrins by an addition reaction.

烯烃与水和卤素发生加成反应生成卤代醇。

2·Light alkenes play a significant role in the petrochemical industry.

低碳烯烃在石化工业中起着举足轻重的作用。

3·Table 2 shows names for some alkyl groups, alkanes, alkenes and alkynes.

表2显示了一些烷基、烷烃、烯烃及炔烃的命名。

4·It provides a useful vehicle for transforming unsaturated acids to their corresponding alkenes.

它为使不饱和酸变成相应的烯烃提供了一个有用的中间体。

5·Prediction of the critical volume of alkenes using a quantitative structure property relationship;

提出了一种基于元素和化学键的估算有机物临界体积的新方法。

6·The synthesis and application of vinylic tellurides in stereoselective synthesis of alkenes were reviewed.

综述了近年来烯碲化合物的合成及其在立体选择合成中的应用。

7·Exposure to type-2 alkenes in the environment has already been linked with cancer, heart disease, and other problems.

科学家已经将癌症、心脏病及其他疾病与暴露在含有2型烯烃的环境里关联起来。

8·As evidence, he points to studies showing that Alzheimer's patients have large amounts of type-2 alkenes in their brains.

他还出示了能够证明阿尔兹·海默患者脑中含有大量2型烯烃的研究作为证据。

9·The acid sites of zeolite Y catalysts for alkylation of aromatics with long-chain alkenes are determined with IR and TPD.

长链烷基苯是合成洗涤剂的重要原料，是由苯与长链烯烃在酸性催化剂作用下烷基化反应生成的。

10·The application of metal complex as the catalysts of aerobic oxidation of alcohols and epoxidation of alkenes are reviewed.

综述了各种金属络合物催化剂在分子氧作为氧化剂在醇的氧化、烯烃的环氧化上的应用。