查询词典 benzene

The influence of hydrophobic chains located at different positions on the benzene ring on the interfacial molecular behavior was investigated.

研究发现，苯环不同位置的取代烷基链长变化对扩张弹性模量和扩张粘性模量影响不同。

In the GC/MS analysis, lots of compounds containing benzene ring were detected.

在进一步的降解过程中，平菇表现了其自身特有的降解机制，取代苯环单体上的甲氧基为甲基，而后发生苯环的开裂，这与报道的白腐菌降解过程有所不同。

By introducing substitutents to a definite location of the benzene ring, the location and assembling fashion of nitrobenzene was defined.

通过在硝基苯的特定位置引入取代基我们可以确定硝基的位置和硝基苯的组装方式。

And 100%, respectively, under optimized reaction conditions. The existence of electron-donating groups on the benzene ring would enhance the activity of phenols.

使用苯酚作反应底物考察了各因素的影响，在优化的反应条件下，苯酚的转化率可达到99.8％，产物苯甲醚的收率高达99.8％。

In the earlier stage, hydroxyl radical does not attack benzene ring to produce phenolic compounds.

在氧化反应初期，OH自由基不直接攻击苯环而形成酚类物质。

The sulfate can also be attached to a benzene ring, making a sulfonate

硫酸盐可连在苯环上，结构如图4.2-1所示。

Chemistry A group of atoms bound in a structure, such as a benzene ring, that is resistant to alteration in chemical reactions.

环核：包围在抗化学反应变化的结构中的一组原子，如苯环

Dozens of analogues with modification at benzene ring were synthesized by using a metal-catalysis coupling.

另外，采用金属催化的偶联反应我们合成了苯环区取代的一系列类似物。

The effect of dissociation on the photolysis should be mainly attributed to the formation of the negative oxygen ions,which led to the changes of the activities of benzene ring and substituent groups.

解离对酚类物质降解规律的影响主要是通过氧负离子的形成，改变苯环以及其他取代基团的活性而造成的。

However, the presence of steric hindrance and electron-withdrawing groups on the benzene ring would decrease the activity of phenols.

苯环上有供电子基团的酚类化合物反应活性比较好，而钝化基团的存在，则会降低酚羟基的反应活性。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。