pyrene

简明释义

[ˈpaɪriːn][ˌpaɪəˈrin]

n. [有化] 芘;嵌二萘

英英释义

A pyrene is a structural unit in certain polycyclic aromatic hydrocarbons, typically consisting of four fused benzene rings.

焦油的一个结构单元,通常由四个融合的苯环组成。

In botany, a pyrene refers to a hard, stony seed found in some fruits, such as cherries and olives.

在植物学中,pyrene指的是某些水果(如樱桃和橄榄)中发现的坚硬、石质的种子。

单词用法

polycyclic aromatic hydrocarbons (pahs) including pyrene

包括pyrene的多环芳香烃(PAHs)

pyrene derivatives

pyrene衍生物

pyrene concentration

pyrene浓度

pyrene exposure

接触pyrene

同义词

polycyclic aromatic hydrocarbon (PAH)

多环芳烃

Pyrene is a type of polycyclic aromatic hydrocarbon commonly studied in environmental science.

Pyrene是一种常在环境科学中研究的多环芳烃。

phenanthrene

Phenanthrene, like pyrene, is also a polycyclic aromatic hydrocarbon found in coal tar.

pyrene一样,菲也是一种存在于煤焦油中的多环芳烃。

反义词

hydrophilic

亲水的

Hydrophilic substances easily interact with water.

亲水性物质容易与水相互作用。

water-soluble

水溶性的

Water-soluble vitamins dissolve in water.

水溶性维生素能溶于水。

例句

1.The pyrene or anthracene-substituted terpyridine ligands was synthesized.

合成了芘、蒽荧光团取代的三联吡啶。

2.Coal tar mainly contains difficult volatilization of anthracene, phenanthrene, pyrene, etc.

煤焦沥青中主要含有难挥发的蒽、菲、芘等。

3.Microbial degradation and volatilization of phenanthrene are easier than pyrene.

菲的微生物降解、挥发易于芘。

4.Furthermore, the fluorescence of polypyrene is much stronger and more unitary than that of pyrene.

聚芘有比单体芘更强更单一的荧光。

5.Molecular mechanics investigation was applied to find the most probable configuration of pyrene LB film, and the calculation processes and results were shown by molecular graphics.

分子力学的研究发现了芘l B膜的可能结构,计算过程和结果可由分子图形程序同步显示。

6.Both molecular mechanics and molecular graphics were used to study and predict the structure of pyrene LB film.

本文对芘l B膜的结构进行了分子力学与分子图形学的研究。

7.A method for the determining of Benzo pyrene residue in tea by HPLC with fluorescence detection was developed.

建立了茶叶中苯并芘残留量的高效液相色谱-荧光测定方法。

8.The significance and methodology of study on urinary 1-hydroxy Pyrene and the latest trend in research conducted in diversified environmental fields are reviewed systematically.

本文对尿中1 -羟基芘的研究意义、方法、在不同环境领域中开展研究的最新动向和所取得的成果做了系统介绍。

9.In environmental studies, pyrene is often measured to assess pollution levels in urban areas.

在环境研究中,通常测量pyrene 以评估城市地区的污染水平。

10.The chemist explained that the structure of pyrene is composed of four fused benzene rings.

化学家解释说,pyrene 的结构由四个融合的苯环组成。

11.The fluorescence of pyrene makes it a useful marker in biochemical assays.

由于其荧光特性,pyrene 成为生化检测中的有用标记物。

12.Researchers are studying the carcinogenic effects of pyrene in laboratory animals.

研究人员正在研究pyrene 对实验动物的致癌影响。

13.The presence of pyrene in soil can indicate contamination from oil spills.

土壤中存在pyrene 可能表明油污污染。

作文

In the field of organic chemistry, the study of polycyclic aromatic hydrocarbons (PAHs) is quite significant due to their environmental impact and potential health risks. One of the most interesting compounds in this category is pyrene, a four-ring PAH that is commonly found in coal tar and crude oil. Pyrene has a molecular formula of C16H10 and is known for its distinctive blue fluorescence when exposed to ultraviolet light. This property makes pyrene an important compound in various scientific applications, including fluorescence spectroscopy and as a standard in analytical chemistry. The presence of pyrene in the environment is primarily due to human activities, such as the combustion of fossil fuels and industrial processes. As a result, it can be found in urban air, soil, and even in living organisms. The toxicity of pyrene is a matter of concern, as it is classified as a potential human carcinogen. Studies have shown that exposure to high levels of pyrene can lead to adverse health effects, including respiratory issues and skin irritation. Therefore, understanding the behavior and fate of pyrene in the environment is crucial for assessing its risks and developing strategies for pollution control.In addition to its environmental implications, pyrene also has interesting applications in materials science. Researchers have explored the use of pyrene in the development of new materials, such as organic semiconductors and nanostructures. The unique electronic properties of pyrene make it a suitable candidate for use in devices like organic light-emitting diodes (OLEDs) and photovoltaic cells. The ability of pyrene to form stable aggregates and its ease of functionalization allow scientists to tailor its properties for specific applications.Furthermore, pyrene derivatives have been synthesized and studied for their potential use in drug delivery systems. The incorporation of pyrene into drug molecules can enhance their solubility and bioavailability, making them more effective in treating various diseases. The versatility of pyrene in different fields highlights its importance and the need for ongoing research to fully understand its properties and applications.In conclusion, pyrene is a fascinating compound with significant implications in environmental science, health, and materials engineering. Its dual nature as both a pollutant and a valuable resource underscores the complexity of chemical substances in our world. Continued research on pyrene will not only help mitigate its risks but also unlock its potential for innovative applications. As we advance our understanding of compounds like pyrene, we pave the way for a more sustainable and healthier future.

在有机化学领域,聚环芳香烃(PAHs)的研究因其对环境的影响和潜在的健康风险而显得尤为重要。在这一类别中,最有趣的化合物之一是,这是一种常见于煤焦油和原油中的四环PAH。的分子式为C16H10,以其在紫外光照射下独特的蓝色荧光而闻名。这一特性使得在各种科学应用中变得重要,包括荧光光谱学和作为分析化学中的标准。在环境中的存在主要是由于人类活动,如化石燃料的燃烧和工业过程。因此,它可以在城市空气、土壤甚至生物体内被发现。的毒性令人担忧,因为它被归类为潜在的人类致癌物。研究表明,暴露于高水平的中可能导致不良健康影响,包括呼吸问题和皮肤刺激。因此,理解在环境中的行为和命运对评估其风险和制定污染控制策略至关重要。除了环境影响之外,在材料科学中也具有有趣的应用。研究人员探索了在新材料开发中的使用,例如有机半导体和纳米结构。独特的电子特性使其成为有机发光二极管(OLED)和光伏电池等设备的合适候选者。形成稳定聚集体的能力及其易于功能化的特点,使科学家能够针对特定应用调整其特性。此外,已经合成并研究了衍生物,探讨其在药物递送系统中的潜在应用。将纳入药物分子中可以增强其溶解度和生物利用度,从而提高其治疗各种疾病的效果。在不同领域的多样性突显了其重要性以及持续研究的必要性,以全面了解其特性和应用。总之,是一种迷人的化合物,在环境科学、健康和材料工程中具有重要意义。其作为污染物和宝贵资源的双重性质强调了我们世界中化学物质的复杂性。对的持续研究不仅将有助于减轻其风险,还将解锁其创新应用的潜力。随着我们对像这样的化合物理解的加深,我们为更可持续和更健康的未来铺平了道路。