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- An organic reaction in which the breaking of bonds leads to the formation of ion pairs. 异裂一种有机反应,即键的断裂导致了离子对的形成
- The birth of femtochemistry will lead to historic breakthrough in the study of organic reaction mechanism. 飞秒化学的诞生将导致有机反应历程研究的历史性飞越。
- Aldol condensation is an important organic reaction which leads to the formation of new C-C bond. 摘要羟醛缩合可以形成新的碳-碳键,增长碳链,是一类重要的有机反应。
- Organic reactions are frequently accompanied by side-reactions. 有机反应常常伴随有副反应。
- Horseradish Peroxidase (HRP) has been successfully used to construct biosensor, catalyze organic reaction and dispose wastewater. 辣根过氧化物酶(HRP)是一类在生物传感器、有机合成和废水处理等领域有着广泛应用的酶制剂。
- In the experiments we for the first time used gallium triiodide as a catalyzer in organic reaction and obtained a good effect. 本实验首次将三碘化镓作为催化剂应用于有机化学反应的催化,取得良好的效果。
- Esterification is a common organic reaction,usually with the catalysis of acid carboxylic acid and alcohol produce ester. 酯化反应是常见的有机反应,通常是在酸催化作用下由羧酸与醇反应生成酯。
- Carbon cations are important organic reaction intermediates,and hydrogen shift is a key path through which carbon cations isomerizes. 正碳离子是重要的有机化学反应中间产物,而氢原子移位则是正碳离子异构化的主要反应途径。
- The synthetic methods of DMAP and DMAP-catalyzed organic reaction such as acylation,transesterification,alkylation etc. were reviewed with 50 references. 综述了4-二甲氨基吡啶(DMAP)的制备方法及其对酰化、酯交换、烷基化等有机反应的催化作用,并探讨其在精细化工诸领域的应用前景。参考文献50篇。
- In this paper, the influences of solvent on acidity and basicity of organic compound、reaction mechanism、stereochemistry and the dynamics of organic reaction are discussed. 本文从有机物酸碱性强弱、反应历程、立体化学及有机反应的动力学等方面讨论了溶剂的影响。
- 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。
- The application of ionic liquids as reaction media in organic reactions were reviewed. 综述了离子液体作为反应介质在各类有机反应中的应用。
- This paper reviews recent progress in transition metal-catalyzed organic reactions using supercritical carbon dioxide as reaction media. 摘要主要综述了近年来超临界二氧化碳作为反应介质过渡金属催化有机反庆的最新进展。
- 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”。
- Could I ask for your reaction to this policy? 我能问一下您对这个政策的反应吗?
- 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。