路易斯酸

路易斯酸催化缩酮的合成

Catalytic synthesis of ketal by Lewis acid

我们用手性的质子酸和路易斯酸为催化剂对它的手性反应进行了初步尝试，虽然结果不尽理想，但为以后的研究积累了宝贵经验。

In this thesis , we use chiral protonic acid and Lewis acid as catalyst to catalyze this reaction . Although the result is not so good , it laid a foundation for later study .

我们小组在路易斯酸催化环氧乙烷衍生物C-C键断裂领域做了突破性工作。

Our group got breakthrough in the field of Lewis acid-promoted C-C bond cleavage of oxirane .

路易斯酸用量对POE/PS间Friedel-Crafts烷基化反应及共混物力学性能的影响

The effects of Lewis Acid Amount on Friedel-Crafts Alkylation Reaction and Mechanical Properties of POE / PS Blends

在熔融状态下，利用Friedel-Crafts烷基化反应原位生成聚苯乙烯（PS）/EPDM共混物，考察路易斯酸品种、用量、混炼温度和混炼时间等对共混物性能的影响。

A polystyrene ( PS ) / EPDM blend formed in situ by Friedel-Crafts alkylation in melt state was developed . The effects of the type and addition level of Lewis acid and the temperature and time of mixing on the properties of blend were investigated .

含硅路易斯酸的发展及其在有机合成中的应用

Development of Silicon-Based Lewis Acids and Their Applications to Organic Synthesis

高分子路易斯酸催化剂&阳离子交换树脂四氯化锡复合物

A Polymer Lewis Acid Catalyst & Cation Exchange Resin SnCl_4 Complex

路易斯酸催化制乙酸乙酯的研究

Study on Preparation of Acetic Ether with Lewis Acid as Catalyst

绿色路易斯酸三卤化铟在有机合成中的应用

Application of Green Lewis acid Catalyst ── Indium Trihalide in Organic Synthesis

含金属和路易斯酸的受体；

Receptors consisting of metal or Lewis acid center ;

路易斯酸对乙酸乙酯合成的催化作用研究

Study on Catalysis of Lewis Acid for Ethyl Acetate

路易斯酸催化合成吡唑衍生物方法的研究

Studies on Lewis-acid Catalyzed to the Preparation of Pyrazoles

高分子负载化路易斯酸催化剂-三氯化钕-聚苯乙烯复合物研究

Lewis Acid Catalyst Supported by Polymer study on the Complex of ndcl_3 and polystyrene

路易斯酸在催化药物合成中的应用

Catalytic Application of Lewis Acid on Drug Synthesis

路易斯酸催化下的β&蒎烯的二个烯反应的研究

Research of two ene reaction of β - pin ene Catalyzed by lewis acid

双路易斯酸催化原位增容乙烯辛烯共聚物/聚苯乙烯的共混物

Combined Lewis Acids Catalysed in-situ Compatibilization of Poly ( octene-ethylene ) and Polystyrene Blends

聚苯乙烯－路易斯酸复合物催化下二茂铁甲醛与乙二醇的缩醛化反应

The Acetal Formation of Ferrocenyl Aldehyde With Ethylene Glycol Catalyzed by Polystyrene-Lewis Acid Complex

路易斯酸作为催化剂在有机合成中占有重要地位。

As the catalyst , Lewis acid plays an important role in organic synthesis .

报道的催化剂通常是路易斯酸、质子酸和固体催化剂等。

The conventional catalysts for Claisen rearrangement were Lewis acids , Bronsted acids , and solid catalysts .

总结了路易斯酸在各种药物合成反应中的催化作用。

This paper gave an overall review of the application of lewis acid catalytic on various drug synthesis .

本文研究常用路易斯酸作为催化剂，发现苯佐卡因的收率可提高到67%。

The author used lewis acid as the catalyst and found the yield was raised as high as67 % .

根据表面热力学分析，路易斯酸-碱水合作用在D-氨基酸对细菌粘附性的抑制作用中起决定作用。

According to the thermodynamics theory , Lewis acid-base interaction energy played an important role on bacterial adhesion inhibition .

本文报道了2,3-环氧蒎烷在路易斯酸催化下，发生分子重排，生成α-龙脑烯醛的研究。

This paper describes the isomerization of 2,3-epoxy pinane to α - campholenic aldehyde by catalyzing with Lewis acids .

用路易斯酸配位法溶解了铜酞菁，并对其溶解机理进行了简单探讨。

CuPc was dissolved by the method of Lewis acid complexation-mediated solubilization ( LAPS ), whose mechanism was discussed .

利用钯金属等催化合成的4-芳基香豆素化合物反应中，避免了常用的Pechmann反应中使用等当量的矿物酸或路易斯酸，可减少对环境带来的污染。

The Pd-catalyzed reactions decrease environmental contamination by omitting the use of equivalent mineral acid or Lewis acid in the reaction .

方法：采用醇碱、路易斯酸及金属氧化物等为催化剂，以靛红3肟为原料合成邻氨基苯甲腈。

METHOD : Using basic , lewis acid and metal oxide as catalysis , o amino benzonitrile was synthesized from Isatin .

这些活性中心在生物体中扮演着许多重要角色，如氧化还原、电子传递、路易斯酸催化等。

These active centers play many important roles in biological system , such as oxidation-reduction , electron transfer , catalyse of lewis acid .

聚苯乙烯-三氯化铁配位化合物穆斯堡尔谱研究绿色路易斯酸三卤化铟在有机合成中的应用

MOSSBAUER STUDY OF MACROMOLECULE SUPPORTED LEWIS ACID CATALYST : PS-FeCl_3 COORDINATION COMPLEX Application of Green Lewis acid Catalyst ── Indium Trihalide in Organic Synthesis

本文讨论了路易斯酸及路易斯碱催化体系在外消旋体（动态）动力学拆分反应中应用的最新进展。

Recent progress in the applications of non-enzymatic system about Lewis acid and base to ( dynamic ) kinetic resolution reactions of racemes is reviewed .

路易斯酸一般要求无水，且易被含氮底物捕获，因而其加入量远大于化学计量。

Lewis acid general requirements for anhydrous , and will captured by nitrogen-containing substrates , thus it need to be added more than the stoichiometric .