naphthalenes

简明释义

英[næfˈθeɪliːnz]美[næfˈθeɪlˌinz]

[有化]萘，萘球（卫生球）

英英释义

单词用法

同义词

反义词

例句

1.Although the ionization potentials of dimethyl naphthalenes used was almost the same yet the charge distribution was different due to the different positions of two methyl groups on naphthalene. Th…

结果表明，尽管这些二甲基萘的电离能基本相同，但因取代基位置不同使分子中电荷分布不同，从而影响了激基复合物的形成能力。

2.Although the ionization potentials of dimethyl naphthalenes used was almost the same yet the charge distribution was different due to the different positions of two methyl groups on naphthalene. Th…

结果表明，尽管这些二甲基萘的电离能基本相同，但因取代基位置不同使分子中电荷分布不同，从而影响了激基复合物的形成能力。

3.This paper is concerned with the exciplex formation between 2, 6-dimethyl naphthalene di-carboxylate and some dimethyl naphthalenes.

萘二甲酸二甲酯与一些二甲基萘可以形成激基复合物。

4.The invention relates to a new derivative of aryl dihydro naphthalenes lignan and the medical application of said compound.

本发明涉及一种新的芳基二氢萘类木脂素衍生物，本发明还涉及 该类化合物的医药用途。

5.The chemical industry often uses naphthalenes as solvents in various applications.

化学工业通常将萘用作各种应用中的溶剂。

6.Some mothballs contain naphthalenes to repel insects.

一些防蛀虫剂含有萘以驱赶昆虫。

7.Researchers are studying the effects of naphthalenes on human health.

研究人员正在研究萘对人类健康的影响。

8.In organic chemistry, naphthalenes are used as building blocks for more complex molecules.

在有机化学中，萘被用作更复杂分子的构建块。

9.The smell of naphthalenes is often associated with old books and antiques.

萘的气味常与旧书和古董相关联。

作文

Naphthalene is an organic compound that has been widely studied for its unique properties and applications. It is composed of two fused benzene rings, giving it a distinct aromatic structure. The chemical formula for naphthalene is C10H8, and it is primarily known for its use in the production of various chemicals and materials. One of the most common uses of naphthalenes (萘) is as a precursor in the synthesis of phthalic anhydride, which is essential in the manufacture of plastics, resins, and dyes. Furthermore, naphthalenes (萘) are also utilized in the production of mothballs and other pest control products due to their ability to repel insects. The history of naphthalenes (萘) dates back to the early 19th century when it was first isolated from coal tar, a byproduct of the carbonization of coal. Over the years, scientists have explored the various physical and chemical properties of naphthalenes (萘), leading to numerous industrial applications. For instance, naphthalenes (萘) are known to exhibit high melting and boiling points, making them suitable for use in high-temperature applications. Additionally, they possess excellent solubility in organic solvents, which further enhances their utility in different chemical processes. Despite their widespread use, there are environmental and health concerns associated with naphthalenes (萘). Prolonged exposure to these compounds can lead to adverse health effects, including respiratory issues and skin irritation. As a result, regulations have been implemented in many countries to limit the exposure of workers to naphthalenes (萘) and to ensure safe handling practices in industrial settings. Researchers continue to study the impact of naphthalenes (萘) on human health and the environment, seeking safer alternatives and better management strategies. In conclusion, naphthalenes (萘) play a significant role in various industries, particularly in the production of chemicals and materials. Their unique properties make them valuable, but it is crucial to address the health and environmental risks associated with their use. As we move forward, ongoing research and innovation will be necessary to balance the benefits of naphthalenes (萘) with the need for safety and sustainability in our industrial practices.

萘是一种有机化合物，因其独特的性质和应用而广泛研究。它由两个融合的苯环组成，赋予了它独特的芳香结构。萘的化学式为C10H8，主要以其在各种化学品和材料生产中的用途而闻名。naphthalenes（萘）最常见的用途之一是作为邻苯二甲酸酐合成的前体，这对于塑料、树脂和染料的制造至关重要。此外，naphthalenes（萘）还用于生产樟脑丸和其他害虫控制产品，因为它们能够驱赶昆虫。 naphthalenes（萘）的历史可以追溯到19世纪初，当时它首次从煤焦油中分离出来，煤焦油是煤炭热解的副产品。多年来，科学家们探索了naphthalenes（萘）的各种物理和化学性质，从而导致了众多工业应用。例如，naphthalenes（萘）以其高熔点和沸点而闻名，使其适合用于高温应用。此外，它们在有机溶剂中的优良溶解性进一步增强了它们在不同化学过程中的实用性。 尽管naphthalenes（萘）被广泛使用，但与之相关的环境和健康问题也引起了关注。长期接触这些化合物可能导致不良健康影响，包括呼吸问题和皮肤刺激。因此，许多国家实施了法规，以限制工人对naphthalenes（萘）的接触，并确保在工业环境中安全处理的实践。研究人员继续研究naphthalenes（萘）对人类健康和环境的影响，寻求更安全的替代品和更好的管理策略。 总之，naphthalenes（萘）在各种行业中发挥着重要作用，特别是在化学品和材料的生产中。它们独特的性质使它们具有价值，但必须解决与其使用相关的健康和环境风险。随着我们向前发展，持续的研究和创新将是必要的，以平衡naphthalenes（萘）的好处与我们工业实践中对安全和可持续性的需求。