酸催化
- acid catalysis
-
利用X射线光电子能谱法对活性炭的表面分析,从微观角度证实了铬(Ⅵ)的还原反应是多相酸催化过程。
The surface analysis of the activated carbon with X-ray Photoelectron Spectroscopy in microscopic view verifies that the reduction of Cr (ⅵ) is a polyphase acid catalysis process .
-
吡咯、苯甲醛在酸催化下生成环状中间体,不可逆的转化生成TPPH2与TPC;
Pyrrole and Benzaldehyde react with acid catalysis to form the cyclic intermediate 3 ( Tetraphenylporphyrinogen ) . 3 is converted irreversibly to the TPPH_2 and TPC .
-
蔗糖酸催化转化反应速率常数k,一些文献认为是一个复合常数,本研究应用实验的k与C(H~+)关系数据作图时,发现k与C(H~+)为指数关系。
In some references , the rate constant k of sucrose inversion reaction was a compound constant .
-
吡啶吸附-脱附催化剂的活性结果说明沸石对正十六烷裂解反应是B酸催化。
The results of the catalytic activities of pyridine adsorption and desorption show that the n-hexadecane cracking is catalyzed with B acid .
-
载Sn离子交换树脂酸催化性能的研究
Study on the acid catalysis of ion exchange resin with Sn
-
Lewis酸催化合成2-(二乙氨基)乙基己酸酯
Synthesis of 2 - ( Diethylamino ) ethyl Caproate by Using Lewis Acid
-
手性Lewis酸催化硝酮与烯烃的1,3-偶极环加成反应
Chiral Lewis Acid-Catalyzed 1,3-Dipolar Cycloadditions between Nitrones and Alkenes
-
作为Lewis酸催化的反应;
The reactions using group 5 / 6 metal halides as Lewis acid catalysts ;
-
Lewis酸催化合成草酸二苯酯反应研究
Synthesis of Diphenyl Oxalate over Lewis Acid Catalysts
-
这个方法包括Cu催化的三组分反应,Lewis酸催化的电环化反应以及脱氢反应。
The sequential reaction involves a copper-catalyzed three-component reaction , a Lewis acid catalyzed electrocyclic reaction and a dehydrogenation .
-
微波促进、Lewis酸催化下芳香醛与芳香酮的反应研究
Study on the reaction of aromatic aldehyde and ketone catalyzed by lewis acid under microwave irradiation
-
TiO2/S2O8~(2-)固体超强酸催化长叶烯异构化反应
Study in Isomerization of Longifolene Catalyzed by TiO_2 / S_2O_8 ~ ( 2 - ) Solid Superacid
-
MCM-41负载Lewis酸催化合成2-甲基吲哚
Synthesis of 2-Methylindole over MCM-41 Supported Lewis Acids
-
TiO2/wAC复合光催化剂的酸催化水解合成及表征
Characterization and Activity of TiO_2 / wAC Composite Photocatalyst Prepared by Acid Catalyzed Hydrolysis Method
-
酸催化溶胶凝胶法制备的纳米SiO2/丙烯酸树脂复合涂饰剂的应用研究
Application of leather finishing agent synthesized by acrylic-resin and nano SiO_2 derived from acidic sol-gel
-
手性Lewis酸催化三甲基氰化硅与醛的不对称加成&手性α-氰醇的合成
Synthesis of Chiral α - Cyanohydrins from Trimethylsilyl Cyanide with Aldehyde under the Catalysis of Chiral Lewis Acid
-
酸催化制备溶胶-凝胶ZrO2薄膜及性能
Preparation and Characterization of ZrO_2 Thin Film by Sol-Gel Method
-
高活性TiO2纳米晶的酸催化Sol-Gel法制备与表征
Preparation and Characterization of TiO_2 Nanocrystals with High Photocatalytic Activity by an Acid - catalyzed Sol - Gel Method
-
钛硅分子筛TS-1的合成、表征及其酸催化性能研究
Synthesis , Characterization and Acid Catalytic Properties of Titanium Silicalite-1
-
非酸催化生产DOP酯化过程设计的热量计算
Heat Calculation for Nonacid-catalysis DOP Production Esterification Process Design
-
Nb2O5/α-Al2O3系列催化剂在环氧乙烷水合等若干酸催化反应中的应用研究
Preparation and Characterization of Nb_2O_5 / α - Al_2O_3 Catalysts and Their Applications in Catalytic Hydration of Ethylene Oxide and Other Acid-Catalyzed Reactions
-
用分光光度法测定在氯化钠水溶液中的热反应速率常数和低pH下的速率常数,探讨其反应和酸催化机理。
The thermal reation rate constant for carboplatin in different solvent was worked out , and the thermal substitution of carboplatin-NaCl aqueous solution and its mechanism by acid was also discussed .
-
在没有酸催化的条件下,反应生成3乙酰基2羟基6甲基-吡喃4酮(8),并通过单晶X射线衍射分析确定了产物的结构;
Under the acid free condition , 3 acetyl 2 hydroxy 6 methyl pyran 4 one ( 8 ) was obtained and its structure was confirmed by X ray diffraction analysis .
-
多组元SO4~(2-)/MxOy型超强酸催化酯化反应的研究
Study of Multi-element SO_4  ̄( 2 - ) / M_xO_y Solid Acids Esterification Catalyst
-
增塑剂DOP的非质子酸催化合成工艺
Synthesis of DOP over non-acid catalysts
-
Lewis酸催化Glyoxylate-Ene反应合成α-羟基酯的研究
Synthesis of α - Hydroxy Esters Using Glyoxylate-Ene Reaction Catalyzed by Lewis Acids
-
酸催化吲哚与亚胺的Friedel-Crafts反应
Friedel-Crafts Reaction of Indoles with Imines by Acids Catalyst
-
10,10-二苄基-9(10H)蒽醇的酸催化选择性环化反应
Acid-catalyzed Selective Cyclization of 10,10-Dibenzyl-9 ( 10H ) - anthranol
-
MoO3/TiO2固体超强酸催化松节油合成龙脑的研究
Study on Synthesis of Borneol from Turpentine Catalyzed by MoO_3 / TiO_2 Solid Superacid
-
由对N,N-二甲氨基苯甲醛、N,N-二甲基苯胺和间N,N-二甲氨基苯甲酸与尿素在酸催化下反应制得无色结晶紫内酯(LCVL)。
Leuco crystal violet lactone ( LCVL ) was prepared by the reaction of p-dimethyl-aminobenzaldehyde ? N , N-dimethylaniline and m-dimethylamino-benzoic acid with urea catalyzed by acid .