benzoquinone

Theoretical Studies of Nonlinear Second-Order Optical Properties of a Series of Molecules of Benzoquinone Derivatives

苯醌系列衍生物分子二阶非线性光学性质的理论研究

Benzoquinone , maleic acid , are also identified as intermediates by HPLC .

用HPLC还检测到苯醌和顺丁烯二酸。

The proton exchange of the polarized benzoquinone radical in solution contained sulfuric acid was studied .

研究了含硫酸溶液中极化的苯醌自由基与溶液中的质子发生的交换现象。

The catalytic activity of Cu / MCM-41 was studied by oxidation of phenol to benzoquinone .

讨论了Cu/MCM-41氧化苯酚制备对苯醌的催化活性。

Electrooxidation of Benzene to Benzoquinone in a Packed Bed Reactor

苯在固定床反应器内电解制备对苯二醌

The conditions of crosslinking porcine pancreas lipase to cellulose membrane carrier by means of benzoquinone were studied .

研究了对苯醌活化法在纤维素滤纸膜载体上固定化猪胰脂肪酶的最佳条件。

Under such conditions , 90 % conversion of phenol and 88 % selectivity of benzoquinone were obtained .

在此反应条件下，苯酚转化率可达90%，苯醌选择性达88%。

Studies on the charge transfer complexes of some hindered amines with chloranil and benzoquinone

有机胺与醌类化合物电荷转移络合物的研究

Direct Electrosynthesis p - Benzoquinone from Benzene

苯直接电氧化合成对苯醌

We also investigate the influence of several reaction conditions such as rare earth type , ionic liquid volume , reaction time , benzoquinone content and system pressure , on the catalytic activity .

考察了稀土种类、离子液体量、反应时间、苯醌用量、体系压力等因素对催化活性的影响。

Phenol , benzoquinone , nitrosobenzene and azobenzene were identified as the main intermediates for gaseous aniline degradation .

纳米TiO2光催化降解气态苯胺的中间产物主要有苯酚、苯醌、亚硝基苯和偶氮苯等。

Synthesis of 2,3,5,6-Bis ( 9,10-Anthracyl ) Benzoquinone With Microwave-Assisted and Fluorescent Characteristic of It

微波辅助合成2,3,5,6-双-（9,10-蒽）-对苯醌及其荧光性质研究

The Synthesis of 2,3,5 trimethyl Benzoquinone

2,3,5-三甲基苯醌的合成研究

In the benzoquinone / ethylene glycol / water / sulphric acid system , the proton exchange effect between the benzoquinone radical and proton in the solution was observed .

在对苯醌的乙二醇/水/硫酸溶液中，观察到苯醌自由基与溶液中质子发生交换效应。

The main intermediates during the phenol degradation are hydroquinone , catechol , resorcinol , benzoquinone , maleic acid , fumaric acid and oxalic acid .

苯酚降解的中间产物主要为对苯二酚、邻苯二酚、间苯二酚、对苯醌、顺丁烯二酸、反丁烯二酸和草酸等。

The Synthesis of Benzoquinone - 2 , 5-dicarboxylates

对苯醌-2,5-二羧酸酯的合成

In this work , the 4-methoxyphenol was prepared from hydroquinone , methanol which were catalyzed by benzoquinone and concentrated sulphuric acid . The yield of 4-methoxyphenol was 80 % .

对苯二酚和甲醇在浓硫酸和对苯醌催化下，制得4-甲氧基酚，产率为80%。

The main intermediates of phenol degradation were benzoquinone and organic acids such as oxalic acid and maleic acid and the final product was carbon dioxide , therefore the technique could be used as a waste minimization process for recycling the treated water .

苯酚降解的主要产物为苯醌、丁烯二酸和草酸，最终产物为二氧化碳，因此该工艺可用于有机物污染最小化处理和处理水的回用。

Glucose biosensor has been developed by using bovine serum albumin ( BSA ) and glutaraldehyde as a cross linker to immobilize glucose oxidase on the glassy carbon electrode surface modified by benzoquinone in polyvinyl chloride ( PVC ) membrane .

用聚氯乙烯将苯醌修饰在玻碳电极的表面，再用牛血清白蛋白和戊二醛将葡萄糖氧化酶固定在电极上，制备成葡萄糖传感器。

The reduction mechanism of quinones such as benzoquinone and naphthoquinone was studied on glucose oxidase ( GOD ) modified glassy carbon electrodes , and the kinetics of reaction between the immobilized reduced GOD and the quinones in neutral buffer media was discussed .

研究了苯醌和萘醌在南萄糖氧化酶（GOD）修饰的玻碳电极上的电化学还原机理，讨论醌在中性缓冲溶液中与固定化的还原态GOD的反应动力学。

The experimental result indicates that it is simpler , quicker , higher yield for the synthesis of 2,3,5,6-bis ( 9,10-anthracyl ) benzoquinone by using microwave assistance heat up . Besides , it have fluorescence intensity . And when add some TNT , the fluorescence decreases .

实验结果表明，利用微波加热法合成2,3,5,6-双-（9,10-蒽）-对苯醌操作简单、反应时间短、收率高，同时，它有较强的荧光特性，适量的TNT会引起其荧光猝灭。

O-Nitrophenol , phenol , nitrobenzene , hydroquinone , benzoquinone and 3 - [ p-nitrophenoxy ] propionic acid are main course products for PNP degradation , pyrolysis and oxidation reaction coexist in the degradation pathways of PNP by microwave assisted catalytic wet air oxidation .

邻硝基酚、苯酚、硝基苯、氢醌、苯醌和3-[对硝基酚基]-丙酸是PNP降解的主要中间产物，高温热解和氧化分解作用并存于PNP的降解过程中。