quinone

简明释义

英[kwɪˈnəʊn]美[kwɪˈnoʊn]

n. 醌（等于 chinone）

英英释义

单词用法

同义词

反义词

例句

1.The invention relates to a preparation method of a novel quinone amine curing agent.

本发明涉及一种新型醌胺固化剂的制备方法。

2.Quinone-reducing activity of azoreductases and their application in mediated decolorization of azo dyes were studied in this dissertation.

本文对偶氮还原酶的醌还原活性及其在偶氮染料介导脱色中的应用展开了研究。

3.Red dyestuffs all contain the quinone structure of anthracene, most of them are drawn from the plant, insect or animal, famous because it is good to be able to bear all fastness.

红色染料都含有蒽醌结构，它们大多数是从植物、昆虫或动物中提取的，以耐光牢度好而著称。

4.The effects of some cooking additives such as anthraquinone, sodium dodecyl benzene sulfonate and the water-soluble quinone additive CT-1 in two kinds of displacement cooking processes were studied.

研究了蒽醌、水溶性醌类助剂CT - 1以及蒽醌与十二烷基苯磺酸钠复配使用在两种置换蒸煮工艺中的应用效果。

5.The effects of some cooking additives such as anthraquinone, sodium dodecyl benzene sulfonate and the water-soluble quinone additive CT-1 in two kinds of displacement cooking processes were studied.

研究了蒽醌、水溶性醌类助剂CT - 1以及蒽醌与十二烷基苯磺酸钠复配使用在两种置换蒸煮工艺中的应用效果。

6.Objective To purify pyrroloquinoline quinone(PQQ) from bacterium ferment and observe the effect of PQQ on lead excretion in mice with lead poisoning.

目的从微生物中分离纯化得到吡咯并喹啉醌（PQQ） ，研究其对铅中毒小鼠模型的驱铅效果。

7.PurposeThe aim is to observe the effects of pyrroloquinoline quinone (PQQ) on the functional recovery of sciatic nerve following crush injury.

目的探讨吡咯喹啉醌(PQQ)对损伤的坐骨神经的修复作用。

8.Serum quinone reductase (QR), ALT, LDH and CK activities were determined with enzyme dynamic methods. Liver malondialdehyde (MDA) content was measured by the method of thiobarbituric acid.

血清醌还原酶（QR）、ALT、LDH和CK催化活性用酶动力学方法测定，肝丙二醛（MDA）含量按硫代巴比妥酸方法测定。

9.Certain dyes are derived from quinone structures, making them valuable in textile industries.

某些染料源自醌结构，使它们在纺织工业中具有重要价值。

10.In biochemistry, quinone is involved in electron transport chains.

在生物化学中，醌参与电子传递链。

11.Researchers discovered that quinone plays a crucial role in photosynthesis.

研究人员发现醌在光合作用中起着关键作用。

12.The antioxidant properties of quinone make it a subject of interest in health research.

由于醌的抗氧化特性，它成为健康研究中的一个关注点。

13.The compound known as quinone is often used in organic chemistry for its reactivity.

被称为醌的化合物常用于有机化学，因为它的反应性。

作文

Quinones are a class of cyclic organic compounds that play a significant role in various biological processes and industrial applications. The term quinone refers to a specific type of compound that contains a six-membered aromatic ring with two carbonyl groups (C=O) at different positions. These compounds are known for their vibrant colors and are often found in nature, contributing to the pigmentation of plants and flowers. In this essay, we will explore the importance of quinone in both biological systems and synthetic chemistry. In nature, quinone compounds are crucial for photosynthesis and respiration. For instance, plastoquinone is an essential component of the electron transport chain in chloroplasts, where it helps transfer electrons during the conversion of sunlight into chemical energy. This process is vital for the survival of plants and, consequently, all life on Earth, as it forms the basis of the food chain. Additionally, quinones are involved in various redox reactions, which are fundamental for metabolic pathways. They can act as electron acceptors and donors, facilitating critical biochemical transformations. Moreover, the unique reactivity of quinone makes it a valuable compound in synthetic chemistry. Chemists often utilize quinones as intermediates in the synthesis of more complex molecules. Their ability to undergo nucleophilic addition reactions allows for the creation of various derivatives that can be used in pharmaceuticals, agrochemicals, and dyes. For example, the synthesis of certain antibiotics and anti-cancer drugs involves quinone structures due to their biological activity. The versatility of quinone extends beyond natural processes and synthetic applications; it also plays a role in environmental chemistry. Certain quinones are known to participate in the degradation of pollutants, making them important in bioremediation efforts. By understanding how quinones interact with various environmental contaminants, scientists can develop strategies to clean up polluted sites effectively. However, despite their beneficial roles, some quinones can also have detrimental effects on health. For instance, certain naturally occurring quinones have been identified as potential carcinogens. This duality highlights the need for ongoing research to fully understand the implications of quinone exposure in humans and the environment. In conclusion, quinones are fascinating compounds that bridge the gap between biology and chemistry. Their diverse roles in nature, coupled with their utility in synthetic processes, underscore their significance in both ecological and industrial contexts. As we continue to uncover the complexities of these compounds, it becomes increasingly clear that quinones are not just mere chemical entities but are integral to the functioning of life and the advancement of science. Understanding quinone chemistry will undoubtedly lead to new discoveries and innovations in various fields, from medicine to environmental science.

醌是一类环状有机化合物，在各种生物过程和工业应用中发挥着重要作用。术语醌指的是一种特定类型的化合物，包含一个六元芳香环和两个在不同位置的羰基（C=O）基团。这些化合物以其鲜艳的颜色而闻名，通常在自然界中发现，贡献于植物和花朵的色素。在这篇文章中，我们将探讨醌在生物系统和合成化学中的重要性。 在自然界中，醌化合物对光合作用和呼吸至关重要。例如，质体醌是叶绿体中电子传递链的重要组成部分，它帮助在阳光转化为化学能的过程中转移电子。这个过程对植物的生存至关重要，因此对地球上所有生命都至关重要，因为它形成了食物链的基础。此外，醌参与各种氧化还原反应，这对于代谢途径是基础性的。它们可以作为电子受体和供体，促进关键的生化转化。 此外，醌的独特反应性使其成为合成化学中的宝贵化合物。化学家们经常利用醌作为合成更复杂分子的中间体。它们进行亲核加成反应的能力允许创造出各种衍生物，这些衍生物可用于药物、农用化学品和染料。例如，某些抗生素和抗癌药物的合成涉及醌结构，因为它们具有生物活性。 醌的多样性不仅限于自然过程和合成应用；它在环境化学中也发挥着作用。某些醌已知参与污染物的降解，使其在生物修复工作中变得重要。通过了解醌如何与各种环境污染物相互作用，科学家们可以制定有效清理污染场所的策略。 然而，尽管它们的有益作用，一些醌也可能对健康产生不利影响。例如，某些天然存在的醌已被确定为潜在的致癌物。这种双重性突显了持续研究的必要性，以充分理解醌暴露对人类和环境的影响。 总之，醌是迷人的化合物，架起了生物学和化学之间的桥梁。它们在自然界中的多样角色，加上它们在合成过程中的实用性，凸显了它们在生态和工业背景下的重要性。随着我们继续揭示这些化合物的复杂性，越来越清楚的是，醌不仅仅是简单的化学实体，而是生命运作和科学进步的重要组成部分。理解醌化学无疑将导致各个领域的新发现和创新，从医学到环境科学。