查询词典 benzothiophene

In microwave condition Ce~(4+) may oxidize sulfur compound such as the benzothiophene mainly in diesel fuel into sulfonea for the first time. By choosing proper solvent DMF to extract sulfonea, thus in microwave condition sulfur content in diesel fuel is reduced from 554ppm to 96ppm, up to 82.7% desulfurization ratio.

3微波条件下首次使用Ce~(4+)来氧化柴油中的硫化物并把这类硫化物氧化成砜类化合物，再选用合适的溶剂DMF，把这些砜类化合物通过萃取的方法除去，微波条件下的氧化脱硫可以将柴油中的硫含量从554ppm降到96ppm，达到82.7％的脱硫率。

When activated carbon was pretreated by nitric acid before loading active component, its desulfurization efficiency greatly enhanced. Acticated carbon based desulfurizer mainly absorbed benzothiophene of FCC gasoline.

活性炭载体经硝酸处理后，负载活性组分脱硫剂的脱硫性能得到了较大改善，该脱硫剂更有利于FCC汽油中苯并噻吩类化合物的脱除。

The influences of solvent to oil ra-tio, temperature and the composition of the sulfur compounds on the desulfurization of a simulated FCC naphtha con-sisting of n-octane, thiophene and benzothiophene by single-stage solvent extraction were studied first.

以PEG-400为萃取剂，研究了由正辛烷、噻吩、苯并噻吩构成的汽油模拟体系，考察了单级萃取中溶剂比、温度和硫化物组成对分配系数和脱硫率的影响，在剂油比为1时，对模拟体系的脱硫率可以达到64.2％。

Under supersonic condition Ce(superscript 4+) may oxidize sulfur compound such as benzothiophene in diesel fuel into sulfonea. By choosing a proper solvent to extract sulfonea, the sulfur content in diesel fuel is reduced from 554 mg/L to 25 mg/L with a desulfurization ratio of 95.5% and the sulfur content of diesel oil by oxidization is in line with the quality standard of diesel oil in World Fuel standard Ⅲ.

首次超声条件下使用Ce(上标 4+)氧化柴油中的硫化物，并把这类硫化物氧化成砜类化合物，再选用合适的溶剂将这些砜类化合物通过萃取方法除去，使柴油中的总硫含量从554mg/L降到25mg/L，达到了95.5%的高脱硫率。

This paper studied the catalytic transformation performances of hydrocarbon model compounds (such as n-Hexane,cyclohexane,1-Hexene) and sulfur-containing model compounds (such as thiophene,3-methylthiophene and benzothiophene) on ZSM-5 catalysts.

以正己烷、环己烷、1-己烯3种烃类和噻吩、3-甲基噻吩和苯并噻吩三种硫化物为模型化合物，考察了烃及含硫模型化合物在ZSM-5分子筛催化剂上的催化转化性能。

The oxidative desulfurization of model oil and straight-run diesel catalyzed by phosphomolybdic acid under traditional heating and microwave radiation was studied, with benzothiophene and dibenzothiophene dissolved respectively in n-octane as the model oil and the aqueous solution of H2O2 as the oxidant.

将苯并噻吩和二苯并噻吩分别溶于正辛烷配成模型油，以H2O2为氧化剂，研究普通加热和微波辐射加热下磷钼酸催化模型油和直馏柴油的氧化脱硫效果。

The highly efficient and versatile synthetic strategies can be applied for synthesizing novel coplanar chromophores, for example, introduce new arenes such as naphthalene or benzothiophene boronic acid as the constituted units of the conjugated backbone.

利用类似的反应条件，我们可以引入萘环及苯骈噻吩基团到共轭主轴上，合成新型共平面材料。

In supersonic condition Ce~(4+) may oxidize sulfur compound such as benzothiophene mainly in diesel fuel into sulfonea for the first time. By choosing proper solvent to extract sulfonea, thus sulfur content in diesel fuel is reduced from 554mg/L to 25mg/L, up to 95.5 % desulfurization ratio and the sulfur content of diesel oil by oxidization meet to the quality standard of diesel oil in World Fuel standard III.

2在超声条件下首次使用Ce~(4+)来氧化柴油中的硫化物并把这类硫化物氧化成砜类化合物，再选用合适的溶剂DMF，把这些砜类化合物通过萃取的方法除去，从而将柴油中的总硫含量从554ppm降到25ppm，达到95.5％的高脱硫率。

A bacterial strain using phenol, benzoate, naphthalene, biphenyl and benzothiophene as sole carbon and energy sources was isolated from waste sludge and was identified as Rhodococcus sp. strain DF51 according to morphological, physiological and its 16S rRNA gene sequence.

从太原市郊苯酚污染的土样中分离到一株能以苯酚、苯甲酸、萘、联苯和苯并噻吩为唯一碳源和能源生长，并且具有同时分解单环和双环芳香类物质能力的菌株，经生理生化和16S rDNA基因序列分析鉴定为红球菌DF51Rhodococcus sp。

Rhodococcus erythropolis TJQ can use both organic and inorganic sulfur as vegetal sulfide. The strain growing with sodium sulfate can effectively desulfurize benzothiophene DBT and its derivatives 4,6-dimethyldibenzothiophene (4, 6-DMDBT).

实验结果表明，该菌既可以利用有机硫源又可以利用廉价的无机硫源作为生长硫源，以硫酸钠作为硫源培养的菌株可专一性脱除苯并噻吩和DBT及其甲基衍生物4，6-二甲基二苯并噻吩(4，6-DMDBT)中的硫。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。