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。
Thep-benzoquinone was oxidized to open the ring and formed other intermittent products such as butanol, butanone, propanoic acid and ethanediol.
对苯醌开环后,进一步被氧化,中间会生成丁醇、丁酮、丙醇、乙二醇等。
According to the model of PPD as a conducting polymer, the kinetics of benzoquinone reduction was analyzed and the influencing factors were discussed.
根据PPD为导电聚合物的模型分析了膜电极上苯配还原的动力学并讨论了对其影响的因素。
All - E long chain part was synthesized from solanesol, then condensed with the reductive product of 2,3 - dimethoxy - 5 - methyl -1,4- benzoquinone in the presence of dry ZnCl2.
首先以茄尼醇合成全反式侧链四十碳十烯-1-醇,再和2,3-二甲氧基-5-甲基-1,4-苯醌的还原产物在无水氯化锌存在下缩合。
The two-step process involving gas oxidation of phenol to benzoquinone with complex metal ions catalysts and reduction of benzoquinone to hydroquinone with iron powder was studied.
以苯酚为原料,复合金属离子为催化剂,研究用气相氧化合成苯醌,用铁粉还原苯醌制对苯二酚的两步法工艺,考察了氧化过程中的工艺条件对反应的影响。
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 HPLC analysis results indicate that the products of photocatalytic degradation of phenol solution include hydroquinone, catechol, benzoquinone, maleic acid, fumaric acid and so on.
高效液相色谱分析结果表明:光催化降解苯酚溶液的产物有对苯二酚、邻苯二酚、苯醌、顺丁烯二酸和反丁烯二酸等。
The rate constant for the chem. reaction of benzoquinone with reduced GOD was measured, and the advantage of benzoquinone over oxygen as a mediator in bioelectrocatalysis was discussed.
测定了苯醌同还原态GOD的化学反应速度常数,并讨论用苯醌代替氧作为生物电催化中的电子传递体的优点。
The charge transfer interactions of dobutamine with p benzoquinone and chloranil were investigated in ethanol medium, the reactions of Dobutamine with p benzoquinone and chloranil are complete.
在实验中我们观察到苯酚羟化反应中不仅有苯醌生成 ,而且生成的苯醌还能促进羟化反应 。
The charge transfer interactions of dobutamine with p benzoquinone and chloranil were investigated in ethanol medium, the reactions of Dobutamine with p benzoquinone and chloranil are complete.
在实验中我们观察到苯酚羟化反应中不仅有苯醌生成 ,而且生成的苯醌还能促进羟化反应 。
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