字典

nucleophilic rearrangement

nucleophilic rearrangement


基本解释:亲核换位

网络释义


nucleophilic rearrangement

1)nucleophilic rearrangement,亲核换位2)nucleophilic displacement,亲核置换3)electrophilic rearrangement,亲电子换位4)nucleophilic displacement reaction,亲核置换反应5)nucleophilic reaction,亲核取代6)nucleophilic group,亲核基团

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用法和例句


Polyether ether ketones are prepared by the nucleophilic reaction of hydroquinone with 4,4'-difluorodibenzophenone using diphenylsulfone as solvent in the presence of anhydrous K_2CO_3/Na_2CO_3;the effect of the reaction temperature on molecular weights is discussed.采用付氏烷基化法,以苯、四化碳为原料,无水三为催化剂,合成单体4,4’-二二苯甲酮;再以二苯砜为溶剂,在无水碳酸/碳酸钠的催化下,通过对苯二酚与4,4’-二二苯甲酮进行亲核取代反应,合成了聚醚醚酮(PEEK),并探讨了反应温度对相对分子质量的影响。EIO汉语字典

Polyether ether ketones were prepared by the nucleophilic reaction of hydroquinone with 4,4'-difluorobenzophenone using diphenylsulfone solvents in the presence of anhydrous K_2CO_3/Na_2CO_3,of which inherent viscosity was 0.以二苯砜为溶剂,在无水碳酸/碳酸钠的催化下,通过对苯二酚与4,4'-二二苯甲酮进行亲核取代反应,合成了特性黏度为0。EIO汉语字典

Polyether ether ketone ketone was prepared by the nucleophilic reaction of hydroquinone with 1,4-bis (4-fluorbenzoyl)-benz.以二苯砜为溶剂,在无水碳酸/碳酸钠的催化下,以P,P-BFB为单体与对苯二酚进行亲核取代反应合成了特性粘度为0。EIO汉语字典

Using lsopropyl amine,p-methyl-phenol and methanol for simulating the amino,phenol and hydroxyl groups of silk fibroin respectively,the reaction of monochlorotriazine reactive dyes with nucleophilic groups of silk fibroin was studied with high-performance liquid chromatography(HPLC).用异丙胺、对甲酚和甲醇分别模拟蚕丝丝素上氨基、酚羟基和醇羟基,应用高效液相色谱(HPLC)研究一均三嗪型活性染料与蚕丝亲核基团的反应性能。EIO汉语字典

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EIO汉语字典

Amines can engage in nucleophile substitution reaction with alky.胺能参加与卤代烷的亲核取代反应。EIO汉语字典

bimolecular nucleophilic substitution with allylic rearrangement含烯丙型重排双分子亲核取代EIO汉语字典

Theoretical Study of Nucleophilic Substitution at Sulfur and Oxygen;原子上亲核取代反应的理论研究EIO汉语字典

Synthesis of 3-Thienylmalonic Acid and Nucleophilic Reaction of Aryl Halides;3-噻吩丙二酸的合成及卤代芳烃亲核取代反应EIO汉语字典

The Study on Nucleophilic Substitution Reaction of Perchlorinated Fullerene Fragments;代富勒烯碎片的亲核取代反应初探EIO汉语字典

A stepwise nucleophilic displacement involving 36 was highly unlikely.涉及(36)的这种逐步亲核取代是不大可能的。EIO汉语字典

DFT Study of Nucleophilic Substitution at Sulfur原子上亲核取代反应的密度泛函理论研究EIO汉语字典

Theoretical Study on the Nucleophilic Substitution Reaction of Pseudohalogen Ion and Ion Pair at Carbon;类卤离子及离子对亲核取代反应的理论研究EIO汉语字典

Theoretical Study on the Bimolecular Nucleophilic Substitution Reaction at Nitrogen;原子上双分子亲核取代反应的理论研究EIO汉语字典

Study of Nucleophilic Substitution Reaction of C-F Bond on a Benzene Ring under Activation of Hydrogen Bond氢键活化的苯环上C-F键的亲核取代反应研究EIO汉语字典

PREPARATION OF CHITOSAN IMMOBILIZED WITH β-CD AT C_6 POSITION BY A NUCLEOPHILIC DISPLACEMENT REACTION亲核取代法制备壳聚糖6-OH固载环糊精衍生物EIO汉语字典

Studies on the Aromatic Nucleophilic Substitution Reactions of Halogenobenzene and Their Reaction Mechanisms;卤代苯的芳香亲核取代反应及其反应机理的探讨EIO汉语字典

The nucleophilic aromatic substitution for hydrogen reaction is an environmentally benign organic synthesis reaction.芳香亲核取代氢反应是一种环境友好的有机合成反应。EIO汉语字典

Many groups can be added by nucleophilic substitution on a diazonium salt.许多基团可通过向得自胶的重盐作亲核取代而加以导入。EIO汉语字典

Theoretical Study of Intramolecular Nucleophilic Substitution on Nitrogen and Tautomerism of 2-Aminothiazole;分子内原子上亲核取代反应以及2-氨基噻唑异构化的理论研究EIO汉语字典

The Research of New Synthetic Methodologies of Fe (Ⅲ) Catalyzed Nucleophilic Substitution of Propargylic Acetates;(Ⅲ)试剂催化的乙酸炔丙酯亲核取代反应的新方法学研究EIO汉语字典

Fluorination of the chlorohydrocarbon is substitution nucleophilic unimolecular. This fluorinated reaction is decided by the stability of intermediate R+.代烃的化是单分子亲核取代反应,其化反应的进程决定于中间体R+稳定性。EIO汉语字典