alkene

alkene怎么读

英式音标：[ˈælki:n]

美式音标：[ˈælˌkin]

alkene的意思释义

n.

烯烃，链烯；

英英释义

n.any unsaturated aliphatic hydrocarbon

同义词：olefineolefin

alkene用法及例句

例句参考

Living alkene polymerization: New methods for the precision synthesis of polyolefins

Asymmetric alkene aziridination with readily available chiral diimine-based catalysts

Rhodium(III)-catalyzed arene and alkene C-H bond functionalization leading to indoles and pyrroles.

ChemInform Abstract: Asymmetric Alkene Aziridination with Readily Available Chiral Diimine- Based Catalysts.

The Modified Julia Olefination: Alkene Synthesis via the Condensation of Metalated Heteroarylalkylsulfones with Carbonyl Compounds

Palladium(II)-Catalyzed Alkene Functionalization via Nucleopalladation: Stereochemical Pathways and Enantioselective Catalytic Appli...

Isoreticular chiral metal-organic frameworks for asymmetric alkene epoxidation: tuning catalytic activity by controlling framework c...

Quaternary ammonium tetrakis(diperoxotungsto)phosphates(3-) as a new class of catalysts for efficient alkene epoxidation with hydrog...

Metal vinylidenes and allenylidenes in catalysis: applications in anti-Markovnikov additions to terminal alkynes and alkene metathesis

alkene相关例句

1. The Alkene Double Bond: A Focus of Reactivity.

烯烃的双键：重点是反应活性。

3. The alkene content in gasoline can be reduced, and its octane number can be raised by adding DS Z3 catalyst in catalytic cracking process.

此外，使用催化裂化脱硫催化剂DSZ3还可以使汽油在烯烃含量下降的同时，辛烷值有所增加。

4. The alkylation of benzene with long - chain alkene was investigated using P - Al solid acid instead of HF acid as catalyst for the first time.

首次采用磷铝固体酸催化剂替代氢氟酸对苯与长链烯烃的烷基化反应过程进行了研究。

5. F500 series of waterborne fluorocarbon resins are prepared by emulsion polymerization with chlorotrifluoroethylene and non-fluoro alkene as raw materials.

以三氟氯乙烯单体与非氟烯烃单体为原料，经乳液聚合制备了F500系列水性氟树脂。

6. The comparison of heterogenized and homogenous catalyst on epoxidation of different alkene was also given.

同时与均相催化剂空气环氧化不同烯烃的性能进行了对比。

7. The second-stage hydrogenation reaction is mainly hydrodesulfurization and alkene saturation hydrogenation of pyrolysis gasoline.

裂解汽油的二段加氢反应主要是脱硫、烯烃饱和等反应。

8. The organic peroxide is a sort of important initiator in alkene polymerization industry.

有机过氧化物是烯烃聚合工业中重要的引发剂。

9. Supercritical conditions can enhance the conversion of isooctane but lower the alkene selectivity simultaneously.

超临界条件与常压相比能提高异辛烷的转化率，但同时使烯烃选择性降低。

10. An unsaturated hydrocarbon belonging to the alkene homologous series.

不饱和碳氢化合物，属于烯烃同系物。

yeebang.com

11. Synthesis of soluble fluorinated alkene with hydroxyl and preparation of fluorinated polyurethane coatings were described.

本文介绍了可溶性的带羟基含氟烯烃的合成及含氟聚氨酯涂料的制备。

12. This paper reviews the catalytic system of methyl formate reacting with alkene for synthesis of esters, in addition, the reaction mechanism is also discussed.

本文系统介绍了甲酸甲酯与烯烃反应合成酯的催化体系，并对反应机理进行了讨论。

20. The technologies of producing synthetic gas, methanol, dimethyl ether, alkene and synthetic oil from natural gas are discussed emphatically.

着重探讨了天然气制合成气、甲醇、二甲醚、烯烃以及合成油的生产工艺。

lib.cqvip.com

21. In their lab studies, 2-ACP latched onto a type-2 alkene called acrolein and prevented the toxin from damaging nerve cells.

据实验室研究，2-ACP能够附着于一种2型烯烃——丙烯醛，并阻止其损伤神经细胞。

22. Compared with crude petroleum, F-T synthetic crude oil mainly has paraffin and alkene, containing few cycloparaffin and arene, with extremely low sulfur and nitrogen.

同石油原油相比，F-T合成粗油品主要由链烷烃和链烯烃组成，环烷烃和芳烃含量很少，且具有硫、氮等含量少的优点。

23. Since 70′s years, the technology of manufacturing alkene from natural gas has been a focus of national and international study.

从70年代以来，天然气制烯烃技术一直是国内外研究的热点课题。

24. The analysis results showed that the rapid and accurate determination of alkene content in jet fuels can be achieved by using near infrared spectrum analysis.

分析结果表明，近红外光谱分析可实现对喷气燃料烯烃含量的快速准确测定。

25. Objective To study and to determine the structure of alkene by the ozone oxidation of alkene and its hydrolysis reaction course.

目的通过烯烃的臭氧化及其水解的反应历程，研究和测定烯烃的结构。

26. The electrolytic titration method was compared with the inverse titration method in this paper for the accuracy of the measuring alkene.

比较了电位滴定法和反滴定法测定烯烃含量的准确性。

27. The Hofmann rule----yield mainly the least substituted alkene.

霍夫曼规则-----主要消除产物是取代基较少的烯烃。

jpkc.scnu.edu.cn

28. In order to make the content of alkene in FCC gasoline meet the requirements of the national new standard, the alkene in FCC gasoline must be transferred into isobutene and aromatic hydrocarbon.

为了使催化裂化（FCC）汽油中烯烃含量满足国家的新标准的要求，需要将汽油中的烯烃转化为异构烷烃和芳烃。

29. In order to make the content of alkene in FCC gasoline meet the requirements of the national new standard, the alkene in FCC gasoline must be transferred into isobutene and aromatic hydrocarbon.

为了使催化裂化（FCC）汽油中烯烃含量满足国家的新标准的要求，需要将汽油中的烯烃转化为异构烷烃和芳烃。

30.This article reviews recent progress in nucleophilic reactions of theα- carbon in vinylidene ruthenium complexes. The nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

综述了近几年钌亚乙烯基络合物中间体α碳的亲核反应。亲核试剂包括烯烃、烃、、、、等。

34.The betaine will collapse to the alkene only when these two functions are eclipsed.

只有当这两个基团移至重迭位置时碘盐才能裂解为烯烃。