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- Organic reactions are frequently accompanied by side-reactions. 有机反应常常伴随有副反应。
- The smectites are the most effective of the clay minerals as catalysts of these organic reactions. 对这些有机反应,蒙脱石是粘土矿物中最有效的催化剂。
- Its oxidation is next highest to fluorine. It becomes a powerful oxidant for inorganic and organic reactions. 臭氧的氧化性极高,氧化能力仅次于氟。常在有机或无机反应中充当强力氧化剂。
- It has been found that these new organocatalysts can catalyze a variety of organic reactions. 已经发现,这些新的有机小分子能够催化许许多多的有机反应。
- I am prone to consider that no specific athermal effect exists generally in the microwave-assisted organic reactions. 可以认为微波辅助的反应中基本不存在特殊的“非热效应”。
- Numerous applications of FBS in hydroformylation, hydroboration and other organic reactions are also discussed. 对氟两相体系在烯烃的氢甲酰化反应、硼氢化反应以及其它有机反应中的广泛应用作了讨论。
- Several units in 5.13 will emphasize many stereochemical aspects of organic reactions and molecules. 在5.;13课程中的一些单元将会著重很多关于分子和有机反应的立体化学问题。
- In the first chapter, the organic reactions promoted by samarium reagents are reviewed. 第一章对钐试剂促进的有机反应作了介绍;
- Carbenium ion is an active intermediate state in organic reactions,which has been investigated for over 100 years. 正碳离子是有机化学反应过程中一种活泼的反应中间体,对于它的研究已经有100多年的历史。
- Carboxyl Reduction The carboxyl groups of all amino acids undergo organic reactions leading to the formation of amides, esters, and acid halides. 羧基还原所有氨基酸的羧基基团,都能进行有机反应,并可形成酰胺化合物,酯和卤化物。
- The preparation, properties of room temperature ionic liquids and theirs applications in catalysis and organic reactions are reviewed. 摘要介绍了室温离子液体的制备、性质及其在催化和有机反应中的应用。
- The physics-chemistry properties,synthesis of sul phur monochloride and its application in organic reactions are introduced briefl y. 简要介绍了一氯化硫的理化性质、合成方法及其在有机反应中的应用。
- It also represents the important role by FMO in investigating mechanism of organic reactions and determining preriously configuration of products. 阐述了前线分子轨道对探讨有机反应机理和预测产物构型的重要作用。
- The microwave-assisted technology can tune selectivities via changing reaction temperature for some organic reactions. 微波辅助技术可以通过改变反应温度来实现改变某些反应的选择性。
- Numerous applications of two-phase catalysis to hydroformylation,hydrogenation and other organic reactions are also described. 两相催化在烯烃的氢甲酰化反应、不饱和化合物的加氢反应以及其它有机反应中获得了广泛的应用。
- Abstract: Low molecular weight liquid polyethylene glycols (PEG) as a novel green solvent for organic reactions have been attracting great attention. 摘要: 低分子量的液态聚乙二醇(PEG)作为一种新型的绿色有机反应溶剂正受到人们的极大关注。
- In this article, we focus our research on iodobenzene diacetate applied in the syntheses of N-containing heterocycles and elementary organic reactions. 本论文主要研究了二醋酸碘苯在含氮杂环化合物的合成及有机基元反应中的应用。
- P hydroxy benzeneacetamide is prepared from benzylcyanide after a series of organic reactions such as nitration, hydrolysis,reduction and so on. 以苯乙腈为原料,经过硝化、水解、还原、重氮化和水解、酯化和氨化制备了对羟基苯乙酰胺;
- Numerous applications of two phase catalysis to hydroformylation, hydrogenation and other organic reactions are also described. 两相催化在烯烃的氢甲酰化反应、不饱和化合物的加氢反应以及其它有机反应中获得了广泛的应用。
- HTs can be successfully applied to a broad spectrum of organic reactions,such as base catalyst,redox catalyst and catalyst support material. 本文就水滑石类阴离子黏土的合成现状进行了概述,对其各种不同的合成方法进行了比较。