查询词典 hydroxylation

In phenol hydroxylation, when the molar ratio of phenol to hydrogen peroxide was 3, the conversion of phenol was 20.5%.

在苯酚与过氧化氢的摩尔比为3的条件下，苯酚转化率最高可达到20.5%。

Influence of individual reaction parameters on MF catalytic hydroxylation of PHP is studied to find out preferable reaction conditions.

研究了各种反应条件对铁酸镁MgFe〓O〓尖晶石类催化剂催化苯酚过氧化氢羟化反应的影响，找到了较好的反应工艺条件。

Solvent and reducing reagent play very important roles in the benzene hydroxylation oxidized by molecular oxygen.

以上无论是常压还是高压条件下的苯氧化轻基化反应的结果都大大高于已有的文献报道。

The effect of hydroxylation of proline and the molecular weight range of gelatin on the relative abundance of marker peptides were also investigated.

实验进一步对羟基化修饰和明胶分子量范围等影响多肽识别的因素进行研究。

And it is considered that the reduction-oxidation method would be the optimum method for realizing in industry direct hydroxylation of benzene to phenol.

通过比较认为，氧化还原法是未来实现苯直接羟化合成苯酚工业化的优选方法。

A series of Ni-based catalysts with different supports were prepared by impregnation method and tested in the hydroxylation of benzene to phenol.

本文利用浸渍法制备了一系列不同载体的镍基催化剂，并将其用于苯的羟基化反应。

The catalytic activity was characterized by the reaction of hydroxylation of phenol.

并用苯酚羟基化合成苯二酚作为探针反应，考察了TS-1膜的催化活性。

In chapter 3, Fe-EDTA chelate-induced aromatic hydroxylation of terephthalate as a new method for the evaluation of hydroxyl radical-scavenging ability was studied.

第三章利用Fe-EDTA引发对苯二甲酸芳环羟基化反应建立了一种评价抗氧化剂清除·OH能力的新型荧光分析法。

The state of Cu species determine the catalytic performance in hydroxylation of benzene.

从XRD、UV-vis和H_2-TPR表征结果可见，催化剂制备中的焙烧温度、Cu的负载量和ZSM-5的硅铝比可以改变Cu物种与载体的相互作用强弱及Cu物种的分散状态，是影响催化剂苯羟基化反应性能的重要因素。

Strong acids, such as sulfuric acid, hampered from the occurrence of the phenol hydroxylation.

过强的酸，如硫酸、硝酸和盐酸，对苯酚羟基化反应造成危害，使羟基化反应不能发生。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。