1、

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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2、

The influences of H_2/ CO ratio of the feed gas and reaction temperature on chain growth probability are also reviewed. The alkene's incorporation into growing chains are probably involved in the product distribution.

综述了H2/CO比,反应温度对链增长几率α的影响以及初级产物烯烃的插入反应对产物分布的影响。

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3、

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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4、

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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5、

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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6、

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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7、

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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8、

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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9、

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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10、

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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11、

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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12、

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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13、

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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14、

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。

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15、

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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16、

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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17、

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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18、

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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19、

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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20、

The hydrocarbon must be an alkene.

这个碳氢化合物必定是烯烃.

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