dihydric alcohol

简明释义

二羟醇

英英释义

例句

1.Some dihydric alcohol (二醇) compounds are used as solvents in chemical reactions.

一些dihydric alcohol（二醇）化合物被用作化学反应中的溶剂。

2.In food processing, dihydric alcohol (二醇) can act as a flavor enhancer.

在食品加工中，dihydric alcohol（二醇）可以作为调味剂。

3.When making biodiesel, dihydric alcohol (二醇) can help in the transesterification process.

在制作生物柴油时，dihydric alcohol（二醇）可以帮助转酯化过程。

4.In the production of antifreeze, a common ingredient is dihydric alcohol (二醇) such as ethylene glycol.

在防冻剂的生产中，常用的成分是dihydric alcohol（二醇），例如乙二醇。

5.The cosmetic industry often uses dihydric alcohol (二醇) as a moisturizer in skin care products.

化妆品行业经常在护肤产品中使用dihydric alcohol（二醇）作为保湿剂。

作文

Dihydric alcohol, also known as diol, refers to a class of organic compounds that contain two hydroxyl (-OH) groups. These compounds play a significant role in various chemical processes and applications in our daily lives. Understanding the properties and uses of dihydric alcohol can provide insights into their importance in both industrial and domestic contexts.One of the most common examples of dihydric alcohol is ethylene glycol, which has the chemical formula C2H6O2. Ethylene glycol is widely used as an antifreeze agent in automotive applications due to its ability to lower the freezing point of water. It is also utilized in the production of polyester fibers and resins. The versatility of dihydric alcohol compounds like ethylene glycol demonstrates their crucial role in modern manufacturing processes.Another notable example is propylene glycol, another type of dihydric alcohol. Propylene glycol is often found in food products, pharmaceuticals, and cosmetic formulations. It serves as a humectant, helping to retain moisture in products, which is essential for maintaining texture and freshness. This property makes dihydric alcohol invaluable in the food industry, where it is used in baked goods, salad dressings, and even ice cream.The chemical structure of dihydric alcohol allows for unique interactions with other molecules. The presence of two hydroxyl groups enables these compounds to engage in hydrogen bonding, which significantly affects their physical properties, such as boiling and melting points. For instance, dihydric alcohol typically has higher boiling points compared to their corresponding hydrocarbons, making them suitable for a variety of applications where temperature stability is required.In addition to their industrial uses, dihydric alcohol compounds are also important in biological systems. Glycerol, a triol (which can be considered a more complex form of dihydric alcohol), is a key component of lipids in living organisms. It plays a vital role in energy storage and cellular function. Understanding the biochemical significance of dihydric alcohol further emphasizes their relevance beyond industrial applications.Furthermore, the environmental impact of dihydric alcohol compounds is an area of ongoing research. While many dihydric alcohol substances are generally recognized as safe for use in food and cosmetics, concerns about their biodegradability and potential toxicity have led to increased scrutiny. As industries strive to adopt more sustainable practices, the development of eco-friendly dihydric alcohol alternatives is becoming increasingly important.In conclusion, dihydric alcohol represents a fascinating category of compounds that are integral to numerous applications in our everyday lives. From their use in automotive antifreeze to their role in food preservation and biological functions, understanding the properties and implications of dihydric alcohol is essential. As we continue to explore and innovate within this field, the significance of these compounds will undoubtedly grow, highlighting the need for ongoing research and responsible usage in various industries.

二醇，亦称为二醇，是指一类含有两个羟基（-OH）基团的有机化合物。这些化合物在我们日常生活中的各种化学过程和应用中发挥着重要作用。理解dihydric alcohol的性质和用途可以让我们深入了解它们在工业和家庭环境中的重要性。最常见的dihydric alcohol示例之一是乙二醇，其化学式为C2H6O2。乙二醇广泛用作汽车应用中的防冻剂，因为它能够降低水的冰点。它还用于聚酯纤维和树脂的生产。像乙二醇这样的dihydric alcohol化合物的多功能性表明它们在现代制造过程中至关重要。另一个显著的例子是丙二醇，这也是一种dihydric alcohol。丙二醇通常出现在食品、药品和化妆品配方中。它作为保湿剂，有助于保持产品中的水分，这对于保持质地和新鲜度至关重要。这种特性使得dihydric alcohol在食品工业中不可或缺，它被用于烘焙食品、沙拉酱，甚至冰淇淋中。dihydric alcohol的化学结构允许其与其他分子进行独特的相互作用。两个羟基的存在使这些化合物能够参与氢键作用，这显著影响它们的物理性质，如沸点和熔点。例如，dihydric alcohol通常具有比其相应烃类较高的沸点，使其适合用于需要温度稳定性的各种应用。除了工业用途，dihydric alcohol化合物在生物系统中也很重要。甘油是一种三醇（可以视为更复杂形式的dihydric alcohol），是生物体内脂质的关键成分。它在能量储存和细胞功能中发挥着重要作用。理解dihydric alcohol的生化重要性进一步强调了它们在工业应用之外的相关性。此外，dihydric alcohol化合物对环境的影响是一个持续研究的领域。虽然许多dihydric alcohol物质普遍被认为在食品和化妆品中安全使用，但对其生物降解性和潜在毒性的担忧已导致对其进行更多审查。随着各行业努力采用可持续实践，开发环保的dihydric alcohol替代品变得越来越重要。总之，dihydric alcohol代表了一类引人入胜的化合物，它们在我们日常生活中的众多应用中不可或缺。从汽车防冻剂的使用到食品保存和生物功能的角色，理解dihydric alcohol的性质和影响至关重要。随着我们在这一领域继续探索和创新，这些化合物的重要性无疑将不断增长，突显出在各个行业中进行持续研究和负责任使用的必要性。