phosphonium

简明释义

英[fɒsˈfəʊnɪəm]美[fɑsˈfoniəm]

n. 磷

英英释义

单词用法

同义词

反义词

例句

1.The floatation tungsten concentrate is treated by acid pickling to remove phosphonium and carbonate, and its final concentrate is 70.

浮选钨精矿经过酸浸除磷、碳酸盐后，获得混合钨精矿品位为70。

2.The phase transfer catalyzed Wittig reaction of allyl diphenyl phosphonium salt with substituted aromatic aldehydes using potassium carbonate as base provides 1, 3-dienes with good E-selectivity.

本文报道了二苯基烯丙基型鏻盐与取代芳醛在碳酸钾作用下的固一液相转移催化反应。

3.Under the same experiment conditions, the algae removal rate of Phosphonium salt modified montmorillonite is better than quaternary modified montmorillonite.

同等实验条件下，季磷盐改性蒙脱土的除藻效果比季铵盐改性蒙脱土的好；

4.The phase transfer catalyzed Wittig reaction of allyl diphenyl phosphonium salt with substituted aromatic aldehydes using potassium carbonate as base provides 1, 3-dienes with good E-selectivity.

本文报道了二苯基烯丙基型鏻盐与取代芳醛在碳酸钾作用下的固一液相转移催化反应。

5.The stability of phosphonium ions makes them useful in various chemical reactions.

由于磷铵离子的稳定性，它们在各种化学反应中非常有用。

6.Researchers discovered that phosphonium salts can act as effective catalysts.

研究人员发现磷铵盐可以作为有效的催化剂。

7.In the lab, we synthesized a new phosphonium derivative for our experiments.

在实验室中，我们合成了一种新的磷铵衍生物用于实验。

8.The compound known as phosphonium is often used in organic synthesis.

被称为磷铵的化合物常用于有机合成。

9.We added phosphonium to the reaction mixture to enhance the yield.

我们向反应混合物中添加了磷铵以提高产量。

作文

Phosphonium compounds are a fascinating class of chemical substances that contain a phosphorus atom bonded to four organic groups. These compounds play a crucial role in various fields of chemistry, including organic synthesis, material science, and catalysis. The term phosphonium refers specifically to the positively charged ion derived from phosphines, where a phosphorus atom is tetracoordinated by four substituents, often alkyl or aryl groups. Understanding the properties and applications of phosphonium compounds can provide insights into their significance in both academic research and industrial applications.One of the most intriguing aspects of phosphonium compounds is their versatility. They can be synthesized through several methods, including the reaction of phosphines with alkyl halides. This ability to create a wide range of phosphonium salts allows chemists to tailor their properties for specific applications. For instance, certain phosphonium salts have been shown to act as excellent phase transfer catalysts, facilitating reactions between immiscible phases. This property is particularly useful in organic synthesis, where it can enhance reaction rates and yields.In addition to their catalytic properties, phosphonium compounds are also utilized in the development of advanced materials. For example, they have been incorporated into polymer systems to improve thermal stability and mechanical properties. The unique electronic characteristics of phosphonium ions contribute to the overall performance of these materials, making them valuable in industries such as electronics and aerospace.Moreover, the biological significance of phosphonium compounds cannot be overlooked. Some studies have indicated that certain phosphonium derivatives possess antimicrobial properties, which could be harnessed for new pharmaceutical applications. This potential for therapeutic use highlights the importance of further research into the biological activities of phosphonium compounds, as they may offer novel solutions to combat resistant strains of bacteria and other pathogens.The study of phosphonium chemistry is not without its challenges. The stability of these compounds can vary significantly depending on their structure and the nature of the substituents attached to the phosphorus atom. For example, sterically hindered phosphonium salts may exhibit different reactivity compared to their less hindered counterparts. Therefore, understanding the factors that influence the stability and reactivity of phosphonium compounds is essential for their effective application in various chemical processes.In conclusion, phosphonium compounds represent a vital area of study within the field of chemistry. Their unique properties and diverse applications make them an important subject for researchers and industry professionals alike. As we continue to explore the potential of phosphonium compounds, we may uncover new pathways for innovation in materials science, catalysis, and medicine. The journey of understanding phosphonium is just beginning, and its implications could lead to significant advancements in multiple scientific domains.

磷铵化合物是一类迷人的化学物质，包含一个与四个有机基团相连的磷原子。这些化合物在有机合成、材料科学和催化等多个化学领域中发挥着至关重要的作用。术语phosphonium特指从磷烯衍生的带正电荷的离子，其中一个磷原子通过四个取代基（通常是烷基或芳基）形成四配位。理解phosphonium化合物的性质和应用可以为我们提供关于它们在学术研究和工业应用中的重要性的洞察。phosphonium化合物最引人入胜的方面之一是它们的多功能性。它们可以通过几种方法合成，包括磷烯与烷基卤化物的反应。这种创造各种phosphonium盐的能力使化学家能够针对特定应用量身定制它们的性能。例如，某些phosphonium盐被证明可以作为优良的相转移催化剂，促进不相容相之间的反应。这一特性在有机合成中尤为有用，因为它可以提高反应速率和产率。除了催化特性外，phosphonium化合物还被用于开发先进材料。例如，它们被纳入聚合物体系中，以提高热稳定性和机械性能。phosphonium离子的独特电子特性有助于这些材料的整体性能，使其在电子和航空航天等行业中具有价值。此外，phosphonium化合物的生物学意义也不容忽视。一些研究表明，某些phosphonium衍生物具有抗微生物特性，可以用于新的药物应用。这种治疗用途的潜力突显了对phosphonium化合物生物活性进一步研究的重要性，因为它们可能为对抗耐药菌株和其他病原体提供新解决方案。phosphonium化学的研究并非没有挑战。这些化合物的稳定性可能会因其结构和与磷原子相连的取代基的性质而显著变化。例如，立体位阻较大的phosphonium盐可能与其立体位阻较小的同类物表现出不同的反应性。因此，理解影响phosphonium化合物的稳定性和反应性的因素对于它们在各种化学过程中的有效应用至关重要。总之，phosphonium化合物代表了化学领域中一个重要的研究领域。它们独特的性质和多样的应用使其成为研究人员和行业专业人士的重要课题。随着我们继续探索phosphonium化合物的潜力，我们可能会发现材料科学、催化和医学创新的新途径。理解phosphonium的旅程才刚刚开始，其影响可能导致多个科学领域的重大进展。