基本释义:

亲核催化作用

网络释义

1)nucleophilic catalysis,亲核催化作用

2)nucleophilic catalyst,亲核催化剂

3)supernucleophilic catalyst,超亲核催化剂

4)catalysis,催化作用

5)catalytic action,催化作用

6)Catalytic effect,催化作用

用法和例句

Chiral 4-dimethylaminopyridine (DMAP) derivatives have been employed in catalytic asymmet- ric reactions as chiral nucleophilic catalysts with excellent activity and enantioselectivity.

手性4-二甲胺基吡啶(DMAP,4-Dimethylaminopyridine)衍生物作为具有较高催化活性和对映选择性的新型手性亲核催化剂,已经在多种不对称催化反应中得到应用,并取得了很好的研究成果。

Microwave Catalysis on the Esterification of Maize Starch;

微波对玉米淀粉酯化反应的催化作用

Study on the Catalysis of Molybdate on Oxygenolysis of Cigarettes Combustion;

钼酸盐对卷烟燃烧氧化反应的催化作用

Studies on Coupling of Methane under Pulse Corona Plasma(Ⅲ)——Heterogeneous Catalysis of Metal Oxides;

脉冲电晕等离子体下甲烷偶联反应研究(Ⅲ)──金属氧化物的多相催化作用

The catalytic action of cellulose oxyphosphine palladium complexs in the crosscoupling reaction of organotin reagents with acid chlorides for forming C-C bond is presented.

报道了纤维素氧膦 -钯配合物在有机锡试剂与酰氯化合物形成碳 -碳键的交叉偶联反应中的催化作用 ,并对部分反应条件及反应机理进行了研究和探讨。

It obtained following result:The mechanism of electron transfer,the mechanism of atom transfer,the mechanism of vivacious transition state,the mechanism catalytic action and so on.

本文对KMnO4参加的液相氧化反应机理进行了归纳整理 ,大致有 :( 1)电子转移机理 ;( 2 )原子转移机理 ;( 3)活泼中间体机理 ;( 4 )催化作用机理 为系统了解KMnO4的反应性能提供了理论依

The proposed method is based on the catalytic action of Os (Ⅷ ) on the oxidation of reduced thymolphthaiein with,hydrogen peroxide.

研究发现锇（Ⅷ）对过氧化氢氧化还原型百里酚酞具有显著催化作用，以此为基础建立了锇的流动注射催化分光光度分析法，该法灵敏快速，简便实用，已应用于实际样品的分析。

The author studies the plant ferment's catalytic effect on organic oxidizing reaction.

用植物酶对有机氧化反应的催化作用进行研究 ,找出它进行催化时的最适宜温度和最适宜的 PH范围。

The catalytic effect of La2O3 on carbothermic reduction of MnO2 has been studied.

研究了稀土氧化物La2O3作为添加剂对MnO2碳热还原的作用，通过还原实验，发现La2O3对MnO2碳热还原具有催化作用，对还原后试样进行SEM分析，认为其催化作用是通过催化试样中碳的气化反应而实现的。

Advances in Catalysis and Related Subjects

《催化作用的进展》

Research Progress of Synergistic Effect of Metal Oxides on Pt-based Catalysts

Pt基催化剂对金属氧化物助催化作用

catalysis by metal oxides

金属氧化物催化作用

Inquiry into the Catalysis of Copper Oxide;

CuO对H_2O_2的催化作用探讨

Synthesis of selenium-containing cyclodextrin as glutathione peroxidase mimics and its catalytic action

6-CySeCD的合成及催化作用

Moreover, it is pointed out that catalysts and catalysis will play an important and key role in green chemistry.

而且,催化剂和催化作用将在其中起着关键作用。

change by catalysis or cause to catalyze; of chemical compounds.

化学混合物由催化作用引起改变或引起催化。

catalysis in which the catalyst is one of the products of the reaction.

催化剂本身是一种反应产物的催化作用。

Theoretical Study on the Organocatalysis of Bifunctional-amine Catalyst;

胺类双官能团催化剂催化作用的理论研究

Designed Preparation and Catalysis of Smectite Clay-Based Catalytic Materials

蒙皂族粘土基催化材料的设计制备和催化作用

The action of a catalyst, especially an increase in the rate of a chemical reaction.

催化作用催化剂的作用，尤指加快化学反应速度的

Catalytic Action of ZnO on the Thermal Decomposition of Urea

氧化锌对尿素热分解过程的催化作用

The Acid Catalysis of Heteropoly Compounds and it s Development on the Application;

杂多酸催化剂的酸催化作用及其应用研究新进展

Catalytic Active Components of Iron-Molybdenum Catalyst and Catalytic Ammoxidation of Methanol to HCN in Boiling Bed Microreactor

甲醇氨氧化制氢氰酸沸腾床催化剂活性组分及其催化作用的研究

Catalysis: Development of chirometallopor-phyrins as enantioselective oxidation catalysts of alkenes and sulfides.

催化作用：开发新型手性金属催化烯类及硫醚类之对映选择性氧化。

an oxidoreductase that catalyzes the incorporation of molecular oxygen.

对与分子氧反应起催化作用的一种酶。

catalyst regeneratio

催化剂再生[作用]

Study of Cs Promoting Effects on Ag Catalyst for Ethylene Epoxidation

乙烯环氧化银催化剂中铯的助催作用