ethylenic linkage

简明释义

烯键

英英释义

例句

1.The presence of an ethylenic linkage in the polymer significantly affects its mechanical properties.

聚合物中存在的乙烯键显著影响其机械性能。

2.The synthesis of the compound was successful due to the formation of an ethylenic linkage during the reaction.

由于反应过程中形成了乙烯键，该化合物的合成成功。

3.In organic chemistry, compounds with an ethylenic linkage often exhibit unique reactivity patterns.

在有机化学中，含有乙烯键的化合物通常表现出独特的反应性模式。

4.The ethylenic linkage in fatty acids determines their degree of saturation.

脂肪酸中的乙烯键决定了它们的饱和度。

5.Researchers are studying how ethylenic linkages influence the stability of certain drugs.

研究人员正在研究乙烯键如何影响某些药物的稳定性。

作文

In the realm of organic chemistry, understanding molecular structures is crucial for grasping how different compounds interact and behave. One significant feature that often arises in the study of alkenes and other unsaturated hydrocarbons is the concept of ethylenic linkage. This term refers to the double bond present between two carbon atoms, which is a defining characteristic of alkenes. The presence of this ethylenic linkage not only influences the physical properties of the molecules but also their chemical reactivity. Alkenes are known for their ability to undergo various reactions due to the high reactivity of the double bond. When we examine the structure of an alkene, we see that the ethylenic linkage creates a planar configuration around the double bond, allowing for unique stereochemical arrangements. This is particularly important in synthetic organic chemistry, where the orientation of substituents can determine the outcome of a reaction. For instance, reactions such as hydrogenation, halogenation, and polymerization heavily depend on the presence of the ethylenic linkage. Moreover, the ethylenic linkage plays a vital role in the formation of larger macromolecules. In many natural processes, including photosynthesis and respiration, compounds with ethylenic linkages are involved in the synthesis of essential biomolecules. For example, fatty acids that contain ethylenic linkages are critical for forming cell membranes, influencing fluidity and permeability. The significance of the ethylenic linkage extends beyond just molecular interactions; it also has implications in material science. Polymers derived from monomers containing ethylenic linkages exhibit diverse properties that make them suitable for a wide range of applications. Take polyethylene, for instance, which is produced through the polymerization of ethylene monomers. The ethylenic linkages in polyethylene contribute to its strength and durability, making it one of the most widely used plastics in the world today. In addition to these practical applications, the study of ethylenic linkages provides insight into the fundamental principles of chemical bonding and molecular geometry. Understanding how these double bonds affect the overall structure of molecules allows chemists to predict reactivity patterns and design new compounds with desired properties. This knowledge is essential in fields ranging from pharmaceuticals to materials engineering, where tailored molecular designs can lead to innovative solutions for modern challenges. In conclusion, the concept of ethylenic linkage is a cornerstone in the study of organic chemistry and materials science. Its influence on molecular behavior, reactivity, and application in various industries highlights the importance of mastering this fundamental idea. By understanding ethylenic linkages, students and professionals can better navigate the complexities of chemical interactions and contribute to advancements in technology and health sciences.

在有机化学领域，理解分子结构对于掌握不同化合物的相互作用和行为至关重要。一个经常出现在烯烃和其他不饱和烃研究中的重要特征是乙烯键的概念。这个术语指的是两个碳原子之间存在的双键，这是烯烃的一个定义特征。这个乙烯键的存在不仅影响分子的物理性质，还影响它们的化学反应性。烯烃因其双键的高反应性而闻名。当我们检查烯烃的结构时，我们会发现乙烯键在双键周围形成了一个平面构型，允许独特的立体化学排列。这在合成有机化学中尤其重要，因为取代基的方向可以决定反应的结果。例如，氢化、卤化和聚合等反应在很大程度上依赖于乙烯键的存在。此外，乙烯键在更大高分子的形成中也发挥着重要作用。在许多自然过程中，包括光合作用和呼吸作用，含有乙烯键的化合物参与了基本生物分子的合成。例如，含有乙烯键的脂肪酸对细胞膜的形成至关重要，影响流动性和通透性。乙烯键的重要性超越了分子相互作用；它在材料科学中也有重要意义。由含有乙烯键的单体聚合而成的聚合物展现出多样的性质，使它们适用于广泛的应用。例如，聚乙烯就是通过乙烯单体的聚合生产的。聚乙烯中的乙烯键有助于其强度和耐用性，使其成为当今世界上使用最广泛的塑料之一。除了这些实际应用外，乙烯键的研究为化学键合和分子几何的基本原理提供了见解。理解这些双键如何影响分子的整体结构使化学家能够预测反应模式并设计具有所需性质的新化合物。这种知识在制药和材料工程等领域至关重要，在这些领域，量身定制的分子设计可以为现代挑战提供创新解决方案。总之，乙烯键的概念是有机化学和材料科学研究的基石。它对分子行为、反应性及在各个行业中的应用的影响突显了掌握这一基本概念的重要性。通过理解乙烯键，学生和专业人士可以更好地驾驭化学相互作用的复杂性，并为技术和健康科学的进步做出贡献。