active solvent

简明释义

1. 活性溶剂; 2. 有效溶剂;

英英释义

例句

1.In the laboratory, we often use an active solvent 活性溶剂 to dissolve various compounds.

在实验室中，我们经常使用一种活性溶剂来溶解各种化合物。

2.Chemists often test different active solvents 活性溶剂 to find the best one for their reactions.

化学家们经常测试不同的活性溶剂以找到最适合他们反应的那种。

3.The choice of an active solvent 活性溶剂 can significantly affect the reaction rate.

选择一种活性溶剂会显著影响反应速率。

4.The active solvent 活性溶剂 used in this formulation helps to enhance the solubility of the active ingredients.

这种配方中使用的活性溶剂有助于提高活性成分的溶解度。

5.For this extraction process, we need to select an appropriate active solvent 活性溶剂 to maximize yield.

对于这个提取过程，我们需要选择合适的活性溶剂以最大化产量。

作文

In the realm of chemistry, the concept of an active solvent is pivotal for understanding various chemical processes. An active solvent refers to a solvent that not only dissolves a solute but also participates in the chemical reaction itself. This characteristic distinguishes it from passive solvents, which merely serve to dissolve substances without engaging in any chemical changes. The role of an active solvent can significantly influence reaction rates, product formation, and overall reaction mechanisms.For instance, in organic synthesis, water can act as an active solvent in certain reactions, such as hydrolysis. Here, water not only dissolves the reactants but also reacts with them to form new products. The presence of an active solvent can alter the outcome of a reaction by stabilizing intermediates or facilitating the transition state, ultimately leading to higher yields of desired products.Moreover, the choice of an active solvent can determine the efficiency of a reaction. In many cases, chemists must carefully select solvents based on their reactivity, polarity, and ability to solvate ions or molecules. For example, polar aprotic solvents like dimethyl sulfoxide (DMSO) are known to be active solvents in nucleophilic substitution reactions, as they enhance the nucleophilicity of the reacting species.The significance of active solvents extends beyond laboratory settings; it also plays a crucial role in industrial applications. In pharmaceuticals, the design of drug formulations often involves selecting appropriate active solvents that can enhance the solubility and bioavailability of active pharmaceutical ingredients. This careful selection process ensures that medications are effective and can be absorbed efficiently by the body.Furthermore, environmental considerations have led to the exploration of greener alternatives to traditional active solvents. Many researchers are now investigating bio-based solvents that can perform similarly to conventional solvents but with reduced toxicity and environmental impact. This shift towards sustainable practices highlights the importance of understanding the properties and behaviors of active solvents in both academic and practical contexts.In conclusion, the study of active solvents is essential for advancing our knowledge in chemistry and its applications. By recognizing the dual role of these solvents in both dissolving and participating in chemical reactions, we can better grasp their significance in various fields, from research to industry. As we continue to explore new materials and techniques, the role of active solvents will undoubtedly remain a topic of interest and innovation, shaping the future of chemical science and technology.

在化学领域，活性溶剂的概念对于理解各种化学过程至关重要。活性溶剂是指不仅能溶解溶质，还能参与化学反应的溶剂。这一特性使其与被动溶剂区分开来，被动溶剂仅用于溶解物质，而不参与任何化学变化。活性溶剂的作用可以显著影响反应速率、产物形成和整体反应机制。例如，在有机合成中，水在某些反应中可以作为活性溶剂，如水解。在这里，水不仅溶解反应物，还与它们反应形成新产品。活性溶剂的存在可以通过稳定中间体或促进过渡态来改变反应的结果，最终导致所需产品的更高产率。此外，活性溶剂的选择可以决定反应的效率。在许多情况下，化学家必须根据溶剂的反应性、极性以及溶解离子或分子的能力仔细选择溶剂。例如，极性非质子溶剂如二甲基亚砜（DMSO）在亲核取代反应中被认为是活性溶剂，因为它增强了反应物种的亲核性。活性溶剂的重要性不仅限于实验室环境；它在工业应用中也发挥着至关重要的作用。在制药行业，药物配方的设计通常涉及选择适当的活性溶剂，以增强活性药物成分的溶解度和生物利用度。这一精心选择的过程确保了药物的有效性，并能被身体有效吸收。此外，环境考虑促使研究人员探索传统活性溶剂的更环保替代品。许多研究人员现在正在调查生物基溶剂，这些溶剂能够与传统溶剂类似地发挥作用，但毒性和环境影响较小。这一向可持续实践的转变突显了理解活性溶剂的性质和行为在学术和实际环境中的重要性。总之，研究活性溶剂对推动我们在化学及其应用方面的知识至关重要。通过认识到这些溶剂在溶解和参与化学反应中的双重作用，我们可以更好地理解它们在各个领域的重要性，从研究到工业。随着我们继续探索新材料和技术，活性溶剂的角色无疑将继续成为一个关注和创新的话题，塑造化学科学和技术的未来。