亲电加成卤化,electrophilic addition halogenation
1)electrophilic addition halogenation亲电加成卤化
1.On the basis of the second mechanism of vinyl chloride synthesis,the authors propose definitely that the reaction mechanism of vinyl chloride synthesis is that of unsaturated hydrocarbonelectrophilic addition halogenation,and make researches in the new mechanism.在第二种氯乙烯合成反应机理的基础上,明确提出氯乙烯合成为不饱和烃的亲电加成卤化机理,并对该机理进行了阐述。
2)halogenating substitution reaction卤化加成
1.In this paper, research progress in the studying of high efficiency halogenation agent in recent years was reviewed and the application of a series of high efficiency halogenating reagents inhalogenating substitution reaction and halogenating addition reaction were introduced.本文对近年来在高效卤化试剂研究方面取得的进展进行了综述,介绍了系列高效卤化剂在卤化取代反应、卤化加成反应等方面的应用。
3)electrophilic addition亲电加成
parsion of theelectrophilic addition activity between monoene and conjugated diene;单烯与共轭二烯亲电加成反应活性的比较
2.The rate constants of radical andelectrophilic addition to alkenes are dominated by different factors.烯烃的自由基加成和亲电加成速率受不同的因素控制 。
3.Synthesis of the substance from aniline and hexafluoroacetone involveselectrophilic addition,acylation and reduction.其合成一般是以苯胺和六氟丙酮为起始原料,经过亲电加成、酰化和还原三步反应。
英文短句/例句
parsion of the electrophilic addition activity between monoene and conjugated diene;单烯与共轭二烯亲电加成反应活性的比较
2.Because the reaction is initiated by the attachment of an electrophile, the process is called an electrophilic addition reaction.因为反应是由亲电试剂的附加而开始的，所以这个过程叫做亲电加成反应。
3.Reflection on the Kinetically-Controlled Products distribution of electrophilic Addition on Conjugated Diene;共轭二烯烃亲电加成反应中动力学控制产物的探讨
4.Aromatic Nucleophilic Addition and Substitution Reaction of Electron-deficient Benzene;缺电子苯环的亲核加成与亲核取代反应
5.Nuleophilic Addition of α-Carbon Minus Ion and Its Application in Organic Synthesis;α—碳负离子的亲核加成及在有机合成中的应用
6.Research on Characteristics of Ohmic Heating of Hydrocolloids Containing Fruit Particulates;含水果颗粒亲水性胶体溶液通电加热特性研究
7.in line ic processor吝式集成电路加工装置
8.Mother"s Day later became an official holiday in the United States and Canada.后来母亲节就变成美国和加拿大的法定假日。
9.Family and close friends of the couple all attended the wedding.新人的两个家庭成员与亲友都参加这场婚礼。
10.Typical Carbonyi Nucleophilic Addition Activity of Ketone and Aldehyde and Application;典型羰基化合物醛酮的亲核加成及其应用
11.The addition of hydrogen bromide involves the attachment of an anionic nucleophile in the final step.溴化氢加成的最后一步，是负离子亲核试剂的附加。
12.My father becomes a couch potato during football season.在足球赛季我的父亲成天坐在沙发上看电视。
13.Synthesis and Electrochemical Behaviour of Dendritic Amphiphilic Molecules with Ferroncenyl Substituents含二茂铁基树形两亲分子的合成及电化学行为
14.Finishing Process in Generating ECM of Integral Impeller展成电解加工整体叶轮中的光整加工
15.Research on the Machining Technique of Ultrcapacitor Electrode;超电容电极成形加工制造技术的研究
16.Research on Film-Forming Electrolyte Additive in Lithium-Ion Batteries;锂离子电池电解液成膜添加剂的研究
17.Research on the Intelligente Pulse Power of EDM;电火花成形加工智能脉冲电源的研究
18.Synthesis and Electrochemical Properties of a Copper Plating Additive电镀铜添加剂的合成及其电化学性能
相关短句/例句
halogenating substitution reaction卤化加成
1.In this paper, research progress in the studying of high efficiency halogenation agent in recent years was reviewed and the application of a series of high efficiency halogenating reagents inhalogenating substitution reaction and halogenating addition reaction were introduced.本文对近年来在高效卤化试剂研究方面取得的进展进行了综述,介绍了系列高效卤化剂在卤化取代反应、卤化加成反应等方面的应用。
3)electrophilic addition亲电加成
parsion of theelectrophilic addition activity between monoene and conjugated diene;单烯与共轭二烯亲电加成反应活性的比较
2.The rate constants of radical andelectrophilic addition to alkenes are dominated by different factors.烯烃的自由基加成和亲电加成速率受不同的因素控制 。
3.Synthesis of the substance from aniline and hexafluoroacetone involveselectrophilic addition,acylation and reduction.其合成一般是以苯胺和六氟丙酮为起始原料,经过亲电加成、酰化和还原三步反应。
4)Electrophilic addition reaction亲电加成
1.When alkene’s electrophilic addition reaction is judged through the traditional view of Markovnikov’s rule, the asymmetric alkene shoulod contain a hydrogen atom.用传统意义上的马氏规则判断烯烃的亲电加成反应时,不对称试剂中必须含氢原子,并且烯烃的结构和试剂的构成也有要求,因而有局限性。
5)electrochemical hydrodehalogenation电催化加氢脱卤
6)electrophilic addition reaction亲电加成反应
1.The electrophilic reaction of methyl pyropheophorbide-a (MPP-a) demonstrates that theelectrophilic addition reaction and the electrophilic substitution reaction occur on the vinyl group at 3-position and 20-meso-position, respectively.焦脱镁叶绿酸 a甲酯与溴素的亲电反应表明:在3 位乙烯基上发生亲电加成反应,而与20 位的meso 氢则发生亲电取代反应。
延伸阅读
亲电加成
亲电加成
有机化学中的概念，对进攻试剂而言，如果是获取电子倾向强烈的，如卤素、氯化氢（中的h+）等，与烯、炔加成反应时，先是由亲电的部分（h+、x+）进攻多电子的烯、炔键，称亲电加成。
