pyrogallol

简明释义

英[ˌpaɪrəʊˈɡælɒl]美[ˌpaɪrəˈɡæloʊl]

n. 焦棓酸（等于 pyrogallic acid）

英英释义

单词用法

同义词

反义词

例句

1.Objective: To compare the difference of the results of urinary total protein with different proportion of albumin using Pyrogallol Red-molybdate method (PRM) and benzethonium chloride method (BEC).

目的：比较尿白蛋白百分含量不同时用邻苯三酚红钼法（PRM）和苄乙氯铵法（BEC）测定尿总蛋白结果的差异。

2.First, the auto-oxidization of pyrogallol was used as the analysis method to determine SOD activity, and the precision , recovery and linear range of the method were investigated.

以连苯三酚自氧化法作为SOD的活力分析方法，并对该方法的精密度，回收率及线性范围进行了考察。

3.This paper describes the atomic absorption method in which the pyrogallol is used as releasing agent to assay directly the trace amount of calcium in calcium tungstate in air-acetylene flame.

本文选用了焦（?）酚作释放剂，在空气—乙炔火焰中直接测定钨酸中的微量钙。

4.Object: to observe the oxygen derived free radicals scavenging of diterpenoid tanshinones by pyrogallol autoxidation systems.

目的：探讨丹参二萜醌对邻苯三酚自氧化反应产生的氧自由基的作用。

5.Can be used to assay SOD activity by means of pyrogallol oxidation?

邻苯三酚自氧化法适于测定SOD活性吗？

6.Enzyme activity was determed with the autoxidation of pyrogallol method.

酶活力测定采用微量邻苯三酚自氧化法。

7.Two steps lead to the formation of benzodioxoles: firstly, and most importantly the synthesis of 2,2-dimethoxy propane; secondly, the exchanging reaction of 2,2-dimethoxypropane and pyrogallol.

苯并二（口恶）茂的合成分二步进行，第一步合成2，2-二甲氧基丙烷，第二步是2，2-二甲氧基丙烷与焦性没食子酸的交换反应。

8.Researchers found that pyrogallol can act as an effective antioxidant in various formulations.

研究人员发现焦儿茶酚可以在各种配方中作为有效的抗氧化剂。

9.The presence of pyrogallol in the sample indicated a high level of phenolic content.

样品中存在焦儿茶酚表明其酚类含量较高。

10.In the laboratory, we used pyrogallol to test the oxidative stability of various compounds.

在实验室中，我们使用焦儿茶酚来测试各种化合物的氧化稳定性。

11.We added pyrogallol to the solution to enhance its reducing properties during the experiment.

我们在实验中向溶液中添加了焦儿茶酚以增强其还原性。

12.The reaction involving pyrogallol is crucial for understanding the properties of phenolic compounds.

涉及焦儿茶酚的反应对于理解酚类化合物的性质至关重要。

作文

In the realm of organic chemistry, certain compounds play pivotal roles in various applications, one of which is pyrogallol. This aromatic compound, also known as 1,2,3-trihydroxybenzene, is notable for its unique structure and properties. Pyrogallol is a colorless to brownish liquid that is soluble in water and alcohol, making it versatile for laboratory use. Its molecular formula is C6H6O3, and it features three hydroxyl groups attached to a benzene ring, which significantly enhances its reactivity and functionality.Historically, pyrogallol was first discovered in the early 19th century during the process of charcoal distillation. Since then, it has garnered attention for its diverse applications in different fields. One of the most significant uses of pyrogallol is in photography, where it serves as a developing agent. Photographers appreciate its ability to reduce silver halides to metallic silver, thus creating images on photographic film.In addition to its role in photography, pyrogallol is also utilized in the field of medicine. It has been studied for its potential antioxidant properties, which can help combat oxidative stress in biological systems. This characteristic makes pyrogallol a compound of interest in research related to aging and various diseases, including cancer and neurodegenerative disorders.Another important application of pyrogallol is in the manufacturing of dyes and pigments. The compound can be used to synthesize various colored substances, which are essential in the textile and cosmetic industries. Its ability to form complex structures with metals also allows it to function as a mordant, helping to fix dyes onto fabrics.Despite its many beneficial uses, it is crucial to handle pyrogallol with care. The compound is known to be toxic and can cause skin irritation upon contact. Furthermore, inhalation or ingestion can lead to more severe health issues. Therefore, safety precautions must be taken when working with pyrogallol, including the use of personal protective equipment and proper ventilation in laboratory settings.In conclusion, pyrogallol is a fascinating compound with a rich history and a wide range of applications. From its origins in charcoal distillation to its current uses in photography, medicine, and dye production, pyrogallol showcases the versatility of organic compounds. As research continues to unveil new properties and applications, it will be interesting to see how this compound evolves in the scientific community. Understanding pyrogallol and its implications not only enriches our knowledge of chemistry but also highlights the importance of safety and responsibility in handling chemical substances.

在有机化学领域，某些化合物在各种应用中发挥着关键作用，其中之一就是pyrogallol。这种芳香化合物，也被称为1,2,3-三羟基苯，以其独特的结构和性质而闻名。Pyrogallol是一种无色至棕色的液体，溶于水和酒精，使其在实验室中用途广泛。它的分子式是C6H6O3，具有三个羟基附着在苯环上，这显著增强了它的反应性和功能性。历史上，pyrogallol是在19世纪初通过木炭蒸馏过程首次发现的。从那时起，它因其在不同领域的多样化应用而受到关注。Pyrogallol最重要的用途之一是在摄影中，作为显影剂。摄影师欣赏它将银卤化物还原为金属银的能力，从而在摄影胶卷上创建图像。除了在摄影中的作用，pyrogallol还用于医学领域。人们对其潜在的抗氧化特性进行了研究，这可以帮助抵抗生物系统中的氧化压力。这一特性使pyrogallol成为与衰老及各种疾病（包括癌症和神经退行性疾病）相关的研究中的一个重要化合物。Pyrogallol的另一个重要应用是在染料和颜料的制造中。该化合物可用于合成各种颜色的物质，这在纺织和化妆品行业至关重要。它与金属形成复杂结构的能力也使其能够作为媒染剂，帮助将染料固定在织物上。尽管有许多有益的用途，但处理pyrogallol时必须小心。该化合物已知是有毒的，接触后可能会导致皮肤刺激。此外，吸入或摄入可能导致更严重的健康问题。因此，在使用pyrogallol时必须采取安全预防措施，包括使用个人防护装备和在实验室环境中确保良好的通风。总之，pyrogallol是一种令人着迷的化合物，具有丰富的历史和广泛的应用。从其在木炭蒸馏中的起源到目前在摄影、医学和染料生产中的用途，pyrogallol展示了有机化合物的多样性。随着研究继续揭示新的性质和应用，看到这一化合物在科学界的发展将是很有趣的。理解pyrogallol及其影响不仅丰富了我们对化学的知识，还突显了在处理化学物质时安全和责任的重要性。