dicarboxylic

简明释义

英[/ˌdaɪ.kɑːrˈbɒk.sɪ.lɪk/]美[/ˌdaɪ.kɑːrˈbɒk.sɪ.lɪk/]

adj. 双羧酸的，二羧基的

英英释义

单词用法

同义词

反义词

例句

1.A process flow and parameters of plasticizer manufacture from recovered TA and mixed benzene dicarboxylic acids are provided.

提供了用所回收的TA和混合苯二甲酸生产增塑剂的工艺流程和工艺参数。

2.Synthetic aliphatic polyesters are synthesised from diols and dicarboxylic acids via condensation polymerisation, and are known to be completely biodegradable in soil and water.

合成脂肪族聚酯二醇的合成及二羧酸经缩合聚合，和已知的完全生物降解土壤和水。

3.The binary and ternary solid complexes of rare earth Eu3+ and La3+ with pyridine-2 , 6-dicarboxylic acid(H2DPC) and 1, 10-phenanthroline are synthesized.

合成了稀土铕、镧与吡啶-2，6二甲酸形成的二元配合物及铕与邻菲罗啉和吡啶-2，6二甲酸形成的三元配合物。

4.Np - anilino - naphthalene -1,8- dicarboxylic imide and N - allyl - naphthalene -1.8- dicarboxylic imide were synthesized, then their two modified polymers were also prepared.

本文合成了N-对氨基苯基-1，8-萘二亚酸胺和N-烯丙基-1，8-萘二亚酰胺，并合成其修饰的两种聚苯乙烯高分子材料。

5.The reaction with dicarboxylic acid anhydrides results in an acid addition product, which alters the ratio of free basic to free acidic groups in gelatin, so as to lower the isoelectric point.

而二元酸酐酰化反应可改变氨基、羧基的比例，从而降低了明胶的等电点。

6.Adipic acid is the most important dicarboxylic acid, and it is a valuable raw material used in the chemical industry.

己二酸是工业上最重要的脂肪族二元羧酸，是重要的有机化工原料。

7.In the acidic aqueous solution of copper sulfate, pyridine-2,3-dicarboxylic acid was synthesized by oxidizing quinoline with sodium chlorate, and the yield of the product could reach 56.4%.

在含硫酸铜的酸性水溶液中，用氯酸钠作氧化剂，氧化喹啉得到2，3-吡啶二甲酸，产率为56·4%；

8.The dicarboxylic acid oxalic acid is commonly found in many plants.

常见的植物中含有二羧酸草酸。

9.The synthesis of polyesters often involves the use of dicarboxylic acids, which are essential for creating long-chain molecules.

聚酯的合成通常涉及使用二羧酸，这些酸对创建长链分子至关重要。

10.In organic chemistry, dicarboxylic acids can act as both acids and bases in various reactions.

在有机化学中，二羧酸可以在各种反应中同时充当酸和碱。

11.The presence of a dicarboxylic group in a molecule can significantly influence its reactivity.

分子中存在二羧基基团可以显著影响其反应性。

12.Many dicarboxylic acids are used in the production of biodegradable plastics.

许多二羧酸用于生物可降解塑料的生产。

作文

Dicarboxylic acids are an important class of organic compounds that contain two carboxyl (-COOH) groups. These compounds play a significant role in various chemical processes and applications, making them a vital topic of study in organic chemistry. The term dicarboxylic refers specifically to the presence of these two carboxyl groups in the molecular structure. Understanding the properties and reactions of dicarboxylic acids is crucial for chemists and industry professionals alike.One of the most common examples of dicarboxylic acids is oxalic acid, which is found in many plants and is known for its ability to form insoluble salts with calcium. This property makes it useful in various applications, including cleaning agents and as a reducing agent in chemical reactions. Another well-known dicarboxylic acid is succinic acid, which is naturally occurring and can be produced through fermentation processes. Succinic acid has gained attention for its potential use in biodegradable plastics and as a precursor for pharmaceuticals.The versatility of dicarboxylic acids extends to their derivatives, which can be synthesized through various chemical reactions. For instance, the esterification of dicarboxylic acids with alcohols leads to the formation of esters, which are widely used in the production of fragrances, flavors, and polymers. Additionally, dicarboxylic acids can undergo decarboxylation, a reaction where one carboxyl group is removed, resulting in the formation of new compounds that may have different properties and applications.In terms of industrial applications, dicarboxylic acids are utilized in the production of polyesters, which are essential materials in the textile industry. Polyethylene terephthalate (PET), a type of polyester, is made using terephthalic acid, a dicarboxylic acid. PET is widely used in packaging, textiles, and even in the production of bottles. The demand for sustainable materials has led to increased interest in bio-based dicarboxylic acids, which can be derived from renewable resources, contributing to a more sustainable future.Furthermore, dicarboxylic acids have implications in biochemistry as well. They participate in metabolic pathways, such as the citric acid cycle, which is crucial for energy production in living organisms. The understanding of how dicarboxylic acids function in biological systems can aid in the development of new therapeutic strategies and enhance our knowledge of metabolic disorders.In conclusion, the study of dicarboxylic acids encompasses a wide range of fields, from organic chemistry to industrial applications and biochemistry. Their unique structural properties, characterized by the presence of two carboxyl groups, enable a variety of chemical reactions and applications. As research continues to uncover new uses for dicarboxylic acids, their significance in both scientific and industrial contexts will undoubtedly grow, highlighting the importance of this fascinating class of compounds. Understanding dicarboxylic acids not only enriches our knowledge of organic chemistry but also opens up avenues for innovation in sustainable materials and health sciences.

二羧酸是一类重要的有机化合物，含有两个羧基（-COOH）。这些化合物在各种化学过程中和应用中发挥着重要作用，使它们成为有机化学研究的一个重要主题。术语dicarboxylic专门指分子结构中存在这两个羧基。理解dicarboxylic酸的性质和反应对于化学家和行业专业人士来说至关重要。二氧酸的一个常见例子是草酸，它在许多植物中发现，并以其与钙形成不溶性盐的能力而闻名。这一特性使其在各种应用中变得有用，包括清洁剂和作为化学反应中的还原剂。另一个著名的dicarboxylic酸是琥珀酸，它是自然存在的，可以通过发酵过程生产。琥珀酸因其在生物降解塑料和药物前体中的潜在用途而受到关注。dicarboxylic酸的多样性延伸到其衍生物，这些衍生物可以通过各种化学反应合成。例如，dicarboxylic酸与醇的酯化反应会形成酯，酯广泛用于香料、风味和聚合物的生产。此外，dicarboxylic酸可以发生脱羧反应，即去除一个羧基，从而形成具有不同性质和应用的新化合物。在工业应用方面，dicarboxylic酸被用于聚酯的生产，这些聚酯是纺织工业中的基本材料。聚对苯二甲酸乙二醇酯（PET）是一种聚酯，是由对苯二甲酸（一种dicarboxylic酸）制成的。PET广泛用于包装、纺织品，甚至瓶子的生产。对可持续材料的需求导致了对生物基dicarboxylic酸的兴趣增加，这些酸可以从可再生资源中提取，有助于更可持续的未来。此外，dicarboxylic酸在生物化学中也有重要意义。它们参与代谢途径，例如柠檬酸循环，这对生物体的能量生产至关重要。了解dicarboxylic酸在生物系统中的功能可以帮助开发新的治疗策略，并增强我们对代谢疾病的认识。总之，dicarboxylic酸的研究涵盖了从有机化学到工业应用和生物化学的广泛领域。其独特的结构特性，以两个羧基为特征，使其能够进行多种化学反应和应用。随着研究不断发现dicarboxylic酸的新用途，它们在科学和工业背景下的重要性无疑将增长，突显出这一迷人化合物类别的重要性。理解dicarboxylic酸不仅丰富了我们对有机化学的知识，还为可持续材料和健康科学的创新开辟了新途径。