查询词典 alkenes
- 与 alkenes 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In the first part, Co-containing zeolites and MCM-41 have been studied for the epoxidation of alkenes.
第一部分研究了位于分子筛中的Co~(2+)或高分散的single-site Co在烯烃环氧化反应中的催化性能。
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This thesis includes two parts. The first part is study on hydroformylation of alkenes in ionic liquid-H2O system.
本论文分两部分:咪唑离子液体—水体系中的烯烃氢甲酰化反应研究和新型咪唑类手性季铵盐的合成。
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For alkenes, vehicle related emissions and fuel evaporation are the main sources, accounting for 49% and 40%, respectively.
烯烃主要来自于交通工具尾气排放和燃料挥发,其分担率为49%和40%。
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In this paper, we design a multiple-level system according to the classification of 899 alkenes from OMNIC database.
设计了一个分等级系统对OMNIC数据库中899个烯烃化合物进行分类。
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The rate constants of radical and electrophilic addition to alkenes are dominated by different factors.
烯烃的自由基加成和亲电加成速率受不同的因素控制。
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As an essential component of the Baylis-Hillman reaction, activated alkenes are a kind of very important building blocks in organic synthesis, and have been applied in various fields.
作为Baylis-Hillman反应的重要组成部分,烯烃特别是具有一定活性的烯烃,由于它们本身的结构特征,具有与一般烯烃不同的独特的性质,是一类非常重要的有机合成中间体。
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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。
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A novel efficient procedure has been developed for the conjugate addition of amines to electron deficient alkenes.
提供了一种新型高效的催化缺电子烯与胺类的共扼加成的反应体系。
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Alkenes have one or more double bonds between carbon atoms, where two pairs of electrons are shared.
链烯有一个或多个共价键,即碳原子分享两对电子。
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The 1,3-dipolar cycloaddition of nitrones with alkenes is one of the most studied reactions, among all the cycloadditions.
硝酮与烯烃的反应是环加成反应中研究最多的一种反应。
- 推荐网络例句
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He and Nina moved to California and lived at 2005 Ivar Street, Apt.
他和Nina搬到加州,并在2005年伊瓦尔街,公寓生活。
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Droperidol ( potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.
氟哌利多有效地抑制了转染的 HERG 钾通道,可能是 QT 间期延长的机制。
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The Nazi's cruel treatment of the Jews during the Second World War is beneath contempt .
二战期间纳粹对犹太人的暴行极其可鄙。