alkene

Cndo/ 2 calculative research for the ultra violet spectra of alkene homologous

链烯烃同系物紫外光谱的CNDO/2法计算

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Mechanism of Alkene Free Radical Addition Reaction

关于烯烃的游离基加成反应机理

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it also showed that and the 6-hydroxyl group could be reacted with acyl halide, haloid ether and halo alkene, but not with halo alkane.

多元醇缩醛衍生物6-羟基除与酰氯反应外，也能和卤代酸酯、溴代烯反应，但不与卤代烷反应；

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The preparation of sodium malonyloxyborohydride in situ and its selective hydroboration alkene are described.

叙述了丙二酰氧基硼氢化钠的制备及其原位与烯烃的选择性硼氢化反应.

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Predicted Function of Critical Temperature about Homologous Chain Fatty Acid and Homologous Chain Alkene

直链脂肪酸和烯烃临界温度的预报函数

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Application of nozzle of MGD decreasing alkene of industry

MGD降烯烃喷嘴工业应用

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The hydrocarbon must be an alkene.

这个碳氢化合物必定是烯烃.

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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.

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Investigation of the Preparation of Ultra High Molecular Weight Poly-α-Alkene by Z-N/ Metallocene Catalyst

Z-N/茂金属催化剂制备超高分子量聚α-烯烃的研究

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Pyrolysis gasoline contents high alkene, so it can not be sold as commercial gasoline.

裂解汽油烯烃含量高, 不能作为商品汽油销售.

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A hydrocarbon was known to be either an alkene or alkane.

某碳氢化合物已知可能是烯烃或是烷烃.

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Tungstogermanic acid as a catalyst for dehydration of alcohol to form ether or alkene is reported.

报道了钨锗酸对醇脱水成醚或成烯的催化反应.

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Usage: 1. Using as high efficiency inhibitor for vinyl monomer and conjugate alkene.

用途: 1. 作为乙烯基单体及共轭烯烃的高效阻聚剂.

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The catalytic system and reaction mechanism of methyl formate reacting with alkene for synthesis of esters

甲酸甲酯与烯烃反应合成酯的催化体系及反应机理

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The formed long and linear chain alkyl benzene changes into benzene methyl and alkene through β-scission and monomolecular homolysis, and then benzene methyl shifts to the position of α-Carbon in the long chain alkyl benzene through H-transfers.

已形成的长直链烷基苯通过β分裂、单分子均裂形成苯甲基、烯烃，苯甲基通过氢转移到长链烷基苯的α碳上，烯烃再与α碳结合形成带支链的烷基苯。

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The third is unsaturated alkene. IRON-AND STEELMAKING WITH PLASMA

第三为不饱和烯烃；等离子炼钢炼铁

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The paper discusses the common effect of some factors: inductive effect, conjugation and hyperconjugation, on thd alkene addition reaction, and interprets with examples how to comprehend and apply correctly Markovnikov rule.

本文综合考虑诱导效应、共轭效应和超轭效应等因素对烯烃加成反应的共同影响，并结合具体实例阐述如何正确理解和应用Markovnikov规则。

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Ultra high relative molecular mass cross-linked alkene polymer was synthesized by bulk polymerization using metal complex as catalyst and1,5-hexadiene as cross-linking agent.

以金属配合物为催化剂、1，5-己二烯为交联剂，采用本体聚合法合成了交联超高相对分子质量烯烃类聚合物（简称交联聚合物）。

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This paper mainly studies the effect of pressure, LHSV, temperature and mole ratio of alcohol and alkene on conversion ratio of tertiary amylene.

本文主要考察和研究了反应压力、空速、反应温度、醇烯摩尔比对叔戊烯转化率的影响。

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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.

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aliphatic in light fraction is mainly alkene and cycloalkyl substance.

轻质馏分脂肪烃主要为环烯烃和二烯烃等烯烃，烷烃中以环烷烃居多；

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Improvement and Optimization of Polymerization Process for Poly-α-alkene Synthetic Oil

聚α-烯烃合成油聚合工艺改进及优化

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The nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

亲核试剂包括烯烃 、 炔烃 、 醇 、 酸 、 胺 、 水等.

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The preparation of potassium malonyloxyborohydride in situ and its selective hydroboration alkene are described.

介绍了丙二酰氧基硼氢化钾的制备及其原位与烯烃的选择性硼氢化.

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This paper reviewed the researches of alkene on physiological efficacy, construction and its formation mechanism.

本文综述了近年来有关阿霍烯的生理功效, 结构组成及形成机制等的研究概况.

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75%~ 80% patrol gas used in China comes from FCC patrol gas, it contains high sulphur and alkene. The addition of hydrogen to it can extract sulphur and alkene, but octane rating will be diminished simultaneously.

我国车用汽油75～80%来自催化裂化（FCC）汽油，其烯烃和硫含量高，用加氢方法可除去硫和烯烃，但带来的是辛烷值的下降。

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alkene bromination used for detailed hydrocarbon and bulk hydrocarbon group-type analysis of gasolines containing alkenes

溴加成脱烯反应用于含烯汽油单体烃及族组成的分析

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