中英词典:nucleophile
形容词
1. 亲核的2. 亲核性的
名词
1. 亲核试剂2. 亲核物质
词语辨析
亲核试剂和亲电试剂是有机化学中常用的概念。亲核试剂指的是能够通过提供一个电子对与亲电子接触而发生反应的物质。亲核试剂通常是亲核性的,可以通过共享或转移电子来与亲电子反应。与之相对的是亲电试剂,亲电试剂能够通过吸引亲核子而发生反应。词汇扩充
1. 亲电试剂 (electrophile)指能够通过吸引亲核子而发生反应的物质。 2. 亲电性 (electrophilicity)
指化合物或离子拥有吸引亲核子的倾向。
近义词
亲核试剂的近义词是亲核物质。反义词
亲核试剂的反义词是亲电试剂。柯林斯词典
nucleophile (noun)A nucleophile is a substance that can donate a pair of electrons to form a chemical bond.
牛津词典
nucleophile (noun)An atom or molecule that donates an electron pair to form a chemical bond.
用法
1. The nucleophile attacks the electrophile, forming a new bond.亲核试剂攻击亲电试剂,形成新的化学键。 2. Nucleophiles are commonly used in organic synthesis.
亲核试剂常用于有机合成中。 3. This compound acts as a nucleophile in the reaction.
这个化合物在反应中充当亲核试剂。
相关例句
1. The nucleophile attacks the electrophile, resulting in bond formation.亲核试剂攻击亲电试剂,导致键的形成。 2. Water can act as a nucleophile in certain reactions.
在某些反应中,水可以充当亲核试剂。 3. The reactivity of nucleophiles depends on their electronic configuration.
亲核试剂的反应活性取决于其电子构型。 4. The nucleophile donates a pair of electrons to the electrophile.
亲核试剂向亲电试剂提供一对电子。 5. The compound exhibits nucleophilic behavior due to its electron-rich structure.
由于其富电子结构,该化合物表现出亲核性行为。 6. Nucleophiles are often used in substitution reactions.
亲核试剂常用于取代反应中。 7. The nucleophilic attack occurs at the electrophilic center of the molecule.
亲核攻击发生在分子的亲电中心。 8. The nucleophile undergoes a nucleophilic substitution reaction.
亲核试剂经历了一个亲核取代反应。 9. The reactivity of nucleophiles can be influenced by solvent effects.
亲核试剂的反应活性受溶剂效应的影响。 10. The nucleophilicity of a compound can be enhanced by using a stronger base.
通过使用更强的碱,可以增强化合物的亲核性。 11. The nucleophile attacks the electrophilic carbon, leading to bond formation.
亲核试剂攻击亲电性碳,导致键的形成。 12. This reaction involves the nucleophilic addition of a molecule to the carbonyl group.
这个反应涉及到一个分子对羰基团的亲核加成。 13. The nucleophile donates its lone pair of electrons to the electrophilic center.
亲核试剂将其孤对电子提供给亲电中心。 14. The nucleophilic attack occurs at the site of highest electrophilic character.
亲核攻击发生在最高亲电特性的位置。 15. Strong nucleophiles are often used in SN2 reactions.
强亲核试剂常用于SN2反应中。 16. The nucleophilic substitution reaction proceeds via a nucleophile attacking the substrate.
亲核取代反应通过亲核试剂攻击底物进行。 17. The nucleophile donates its electron pair to the electrophile, resulting in bond formation.
亲核试剂将其电子对提供给亲电试剂,导致键的形成。 18. The nucleophilic character of a compound can be determined by its ability to form a covalent bond.
化合物的亲核特性可以通过其形成共价键的能力来确定。 19. The nucleophile interacts with the electrophilic species, leading to a chemical reaction.
亲核试剂与亲电物种相互作用,导致化学反应。 20. Nucleophilic substitution reactions are commonly studied in organic chemistry.
亲核取代反应是有机化学中常研究的内容。