phenoxide

简明释义

英[fɪˈnɒksaɪd]美[fɪˈnɑkˌsaɪd]

n. 苯氧化物；[有化] 酚盐

英英释义

单词用法

同义词

反义词

例句

1.The method could be divided into "active phenoxide" routing and "active cyanogen" routing according to the actual monomer synthesis process, as well as each reaction mechanism is discussed.

根据实际的操作过程，将“卤化氰-酚法”划分为“活性酚氧离子”路线和“活性氰”路线，讨论了其可能的反应机理。

2.High molecular weight linear products were regenerated after the ring-opening polymerization of the cyclo-products using potassium phenoxide as initiator.

环状产物又在阴离子引发剂联苯双酚钾的作用下进行开环聚合重新得到高分子量的线性产物。

3.The method could he divided into "active phenoxide" routing and "active cyanogens" routing according to the actual monomer synthesis process, as well as each reaction mechanism is discussed.

根据实际的操作过程，将“卤化氰-酚法”划分为“活性酚氧离子”路线和“活性氰”路线，讨论了其可能的反应机理。

4.The method could he divided into "active phenoxide" routing and "active cyanogens" routing according to the actual monomer synthesis process, as well as each reaction mechanism is discussed.

根据实际的操作过程，将“卤化氰-酚法”划分为“活性酚氧离子”路线和“活性氰”路线，讨论了其可能的反应机理。

5.The Study of Potassium Phenoxide-1, 3, 5-trinitrobenzene Charge Transfer Complexes.

酚钾- 1,3,5 -三硝基苯电荷转移络合物的研究。

6.The reaction between phenol and sodium hydroxide produces sodium phenoxide.

苯酚和氢氧化钠反应生成钠苯氧根。

7.The stability of the phenoxide ion is enhanced by resonance.

苯氧根离子的稳定性通过共振增强。

8.Sodium phenoxide can be formed by treating phenol with sodium metal.

通过将苯酚与钠金属处理可以形成钠苯氧根。

9.In organic chemistry, phenoxide ions are often used as nucleophiles.

在有机化学中，苯氧根离子常用作亲核试剂。

10.The phenoxide group is a key functional group in many pharmaceuticals.

苯氧根基团是许多药物中的关键功能基团。

作文

In the realm of organic chemistry, understanding various functional groups and their properties is crucial for both students and professionals. One such important group is the phenoxide ion, which is derived from phenol. The term phenoxide refers to the anionic form of phenol that is formed when phenol loses a hydrogen ion (H+). This transformation occurs when phenol reacts with a strong base, resulting in the formation of a negatively charged ion that can participate in various chemical reactions. The structure of phenoxide consists of a benzene ring bonded to an oxygen atom that carries a negative charge, making it a key player in many organic synthesis processes. The significance of phenoxide lies in its reactivity and the role it plays in nucleophilic substitution reactions. Due to the resonance stabilization provided by the aromatic ring, the negative charge on the oxygen is delocalized, enhancing the stability of the phenoxide ion. This stability allows phenoxide to act as a strong nucleophile, attacking electrophilic centers in other molecules. For example, phenoxide can react with alkyl halides to form ethers through the Williamson ether synthesis method. This reaction highlights the utility of phenoxide in synthetic organic chemistry, where it serves as a versatile building block for creating more complex structures.Moreover, the role of phenoxide extends beyond simple nucleophilic attacks. In biochemical systems, phenoxide ions are involved in various enzymatic reactions, particularly in the metabolism of phenolic compounds. Understanding the behavior of phenoxide can provide insight into how certain drugs and natural products interact within biological systems. For instance, the reactivity of phenoxide can influence the pharmacological properties of drugs that contain phenolic structures, impacting their efficacy and safety profiles.In addition to its chemical significance, the study of phenoxide also has implications for environmental science. Phenolic compounds, which can be found in various industrial wastes, pose significant environmental challenges. The formation of phenoxide through the interaction of phenols with alkaline conditions can lead to the increased mobility and toxicity of these compounds in aquatic environments. Thus, understanding the chemistry of phenoxide is essential for developing strategies to mitigate the impact of phenolic pollutants.In conclusion, the term phenoxide encompasses a vital aspect of organic chemistry, representing the anionic form of phenol with significant reactivity and applications. From its role in synthetic organic chemistry to its importance in biological systems and environmental science, phenoxide serves as a fundamental concept that underscores the interconnectedness of chemical principles and real-world applications. As students and researchers continue to explore the vast landscape of organic chemistry, a thorough understanding of phenoxide will undoubtedly enhance their ability to innovate and solve complex problems in various fields of science and industry.

在有机化学的领域中，理解各种官能团及其性质对于学生和专业人士来说至关重要。其中一个重要的官能团是苯氧根离子，它是从酚中衍生而来的。术语phenoxide指的是酚的阴离子形式，当酚失去一个氢离子（H+）时形成。这种转变发生在酚与强碱反应时，导致形成一个可以参与各种化学反应的带负电荷的离子。phenoxide的结构由一个苯环和一个携带负电荷的氧原子组成，使其成为许多有机合成过程中的关键角色。phenoxide的重要性在于其反应性及其在亲核取代反应中的作用。由于芳香环提供的共振稳定性，氧上的负电荷被离域化，从而增强了phenoxide离子的稳定性。这种稳定性使得phenoxide能够作为强亲核试剂，攻击其他分子中的电正中心。例如，phenoxide可以与卤烷反应，通过威廉姆逊醚合成法形成醚。这一反应突显了phenoxide在合成有机化学中的实用性，它作为构建更复杂结构的多功能基础块。此外，phenoxide的作用不仅限于简单的亲核攻击。在生化系统中，phenoxide离子参与了各种酶促反应，特别是在酚类化合物的代谢中。理解phenoxide的行为可以提供对某些药物和天然产物在生物系统中相互作用的洞察。例如，phenoxide的反应性可以影响含有酚类结构的药物的药理特性，影响其效能和安全性。除了其化学意义外，研究phenoxide对环境科学也有重要意义。酚类化合物可以在各种工业废物中找到，给环境带来了重大挑战。通过酚与碱性条件的相互作用形成的phenoxide可能导致这些化合物在水生环境中的迁移性和毒性的增加。因此，理解phenoxide的化学特性对于开发减轻酚类污染物影响的策略至关重要。总之，术语phenoxide涵盖了有机化学的一个重要方面，代表着具有显著反应性和应用的酚的阴离子形式。从其在合成有机化学中的作用到其在生物系统和环境科学中的重要性，phenoxide作为一个基本概念，强调了化学原理与现实世界应用之间的相互联系。随着学生和研究人员继续探索有机化学的广阔领域，对phenoxide的透彻理解无疑将增强他们在各个科学和工业领域创新和解决复杂问题的能力。