carboxylic acid

简明释义

羧酸

英英释义

例句

1.The reaction between alcohol and a carboxylic acid (羧酸) produces an ester.

醇与羧酸的反应生成酯。

2.Fatty acids are a type of long-chain carboxylic acid (羧酸) important for nutrition.

脂肪酸是一种对营养重要的长链羧酸。

3.In organic chemistry, carboxylic acids (羧酸) are known for their acidic properties.

在有机化学中，羧酸以其酸性特性而闻名。

4.When heated, some carboxylic acids (羧酸) can decarboxylate, releasing carbon dioxide.

加热时，一些羧酸可以脱羧，释放二氧化碳。

5.Acetic acid is a simple carboxylic acid (羧酸) commonly found in vinegar.

醋酸是一种常见于醋中的简单羧酸。

作文

Carboxylic acids are a fascinating class of organic compounds that play a crucial role in chemistry and biology. Defined by the presence of a carboxyl group (-COOH), these compounds are characterized by their acidic properties and their ability to participate in various chemical reactions. The general formula for a simple carboxylic acid (羧酸) is R-COOH, where R represents a hydrocarbon chain or hydrogen atom. This structure not only influences the physical properties of the compound but also its reactivity and interactions with other molecules.One of the most well-known examples of a carboxylic acid (羧酸) is acetic acid, which is commonly found in vinegar. Acetic acid gives vinegar its sour taste and pungent smell. It is widely used in cooking and food preservation, showcasing how carboxylic acids (羧酸) can be beneficial in everyday life. Beyond culinary uses, acetic acid is also an important industrial chemical, utilized in the production of synthetic fibers, plastics, and even pharmaceuticals.The versatility of carboxylic acids (羧酸) extends beyond acetic acid. For instance, citric acid, another prominent member of this family, is found in citrus fruits and is essential in metabolic processes within living organisms. In the human body, citric acid plays a key role in the Krebs cycle, a fundamental metabolic pathway that produces energy. This illustrates how carboxylic acids (羧酸) are not just limited to laboratory settings but are integral to biological systems as well.In addition to their biological significance, carboxylic acids (羧酸) are also important in organic synthesis. They can undergo a variety of reactions, such as esterification, where they react with alcohols to form esters. Esters are widely used in the production of fragrances and flavorings, further emphasizing the practical applications of carboxylic acids (羧酸) in the food and cosmetic industries.Moreover, the acidity of carboxylic acids (羧酸) is a noteworthy feature. They can donate protons (H+) in aqueous solutions, which makes them stronger acids compared to alcohols. This property is essential in many chemical reactions and is a key factor in understanding pH levels in various environments. The strength of a carboxylic acid (羧酸) can vary depending on the structure of the molecule, which opens up a wide range of possibilities for chemists to explore.Furthermore, the study of carboxylic acids (羧酸) has significant implications in environmental science. Many carboxylic acids (羧酸) are produced naturally through the decomposition of organic matter, contributing to soil health and nutrient cycling. However, synthetic carboxylic acids (羧酸) can also pose environmental challenges, particularly when they enter water systems and disrupt aquatic ecosystems.In conclusion, carboxylic acids (羧酸) are a vital group of compounds with diverse applications in chemistry, biology, and industry. Their unique properties and reactivity make them essential for both natural processes and human-made products. Understanding carboxylic acids (羧酸) not only enhances our knowledge of organic chemistry but also provides insights into their importance in daily life and the environment. As research continues to evolve, the potential for new discoveries and applications of carboxylic acids (羧酸) remains vast and exciting.

羧酸是一类迷人的有机化合物，在化学和生物学中起着至关重要的作用。羧酸由羧基（-COOH）组成，其特征是酸性特性和参与各种化学反应的能力。简单的羧酸（carboxylic acid）的通式为R-COOH，其中R代表烃链或氢原子。该结构不仅影响化合物的物理性质，还影响其反应性和与其他分子的相互作用。其中一个最著名的羧酸（carboxylic acid）是醋酸，通常在醋中发现。醋酸赋予醋酸其酸味和刺鼻气味。它广泛用于烹饪和食品保存，展示了羧酸（carboxylic acid）在日常生活中的益处。除了烹饪用途外，醋酸也是一种重要的工业化学品，用于生产合成纤维、塑料甚至药品。羧酸（carboxylic acid）的多样性超越了醋酸。例如，柠檬酸是这一家族的另一个重要成员，存在于柑橘类水果中，并在生物体内的代谢过程中至关重要。在人体内，柠檬酸在克雷布斯循环中发挥关键作用，这是产生能量的基本代谢途径。这说明了羧酸（carboxylic acid）不仅限于实验室环境，而是对生物系统至关重要。除了生物学意义外，羧酸（carboxylic acid）在有机合成中也很重要。它们可以经历各种反应，例如酯化反应，其中它们与醇反应形成酯。酯广泛用于香料和香味的生产，进一步强调了羧酸（carboxylic acid）在食品和化妆品行业的实际应用。此外，羧酸（carboxylic acid）的酸性是一个值得注意的特征。它们可以在水溶液中释放质子（H+），这使它们比醇更强的酸。这一特性在许多化学反应中至关重要，是理解各种环境中pH水平的关键因素。羧酸（carboxylic acid）的强度可能因分子的结构而异，这为化学家探索开辟了广泛的可能性。此外，羧酸（carboxylic acid）的研究对环境科学有重要影响。许多羧酸（carboxylic acid）通过有机物分解自然产生，有助于土壤健康和养分循环。然而，合成的羧酸（carboxylic acid）也可能带来环境挑战，特别是当它们进入水体并扰乱水生生态系统时。总之，羧酸（carboxylic acid）是一组重要的化合物，在化学、生物学和工业中具有多种应用。它们独特的性质和反应性使它们对自然过程和人造产品至关重要。理解羧酸（carboxylic acid）不仅增强了我们对有机化学的认识，还提供了对其在日常生活和环境中重要性的洞察。随着研究的不断发展，羧酸（carboxylic acid）新的发现和应用的潜力依然广阔而令人兴奋。