diethyl ether

简明释义

乙醚

英英释义

例句

1.In the laboratory, we often use diethyl ether as a solvent for organic reactions.

在实验室中，我们经常使用二乙醚作为有机反应的溶剂。

2.The extraction of essential oils can be effectively done using diethyl ether.

使用二乙醚可以有效提取精油。

3.In pharmacology, diethyl ether has been used historically as an anesthetic agent.

在药理学中，二乙醚历史上被用作麻醉剂。

4.For cleaning glassware, diethyl ether is an excellent choice due to its ability to dissolve many organic substances.

由于其能溶解许多有机物，二乙醚是清洗玻璃器皿的绝佳选择。

5.When performing a recrystallization, diethyl ether is sometimes added to precipitate the desired compound.

在进行重结晶时，有时会添加二乙醚以沉淀所需的化合物。

作文

Diethyl ether, commonly referred to as simply ether, is a colorless, volatile liquid that has been used for centuries in various applications, particularly in the field of chemistry and medicine. As a solvent, diethyl ether (二乙醚) is renowned for its ability to dissolve a wide range of organic compounds, making it an essential reagent in laboratories around the world. Its low boiling point, at approximately 34.6 degrees Celsius, allows for easy evaporation, which is particularly useful in extraction processes. The history of diethyl ether (二乙醚) dates back to the early 19th century when it was first synthesized by the chemist William Henry Perkin. Since then, it has played a significant role in the development of anesthesia. In the mid-1800s, diethyl ether (二乙醚) was introduced as an anesthetic agent during surgeries, providing patients with a means to undergo operations without the pain associated with surgical procedures. This marked a revolutionary moment in medical history, as it allowed for more complex surgeries to be performed safely. Despite its beneficial uses, diethyl ether (二乙醚) also poses several risks. It is highly flammable and can form explosive peroxides if stored improperly. Therefore, safety precautions are crucial when handling this substance. Laboratories typically require proper ventilation and the use of flame arrestors to mitigate the risk of fire or explosion. Additionally, exposure to diethyl ether (二乙醚) can lead to health issues, including dizziness, headaches, and respiratory problems. Thus, personal protective equipment such as gloves and goggles is recommended when working with this chemical. In recent years, the use of diethyl ether (二乙醚) has declined in certain applications due to the advent of newer, safer solvents. However, it remains an important compound in organic chemistry, particularly in the synthesis of various pharmaceuticals and in the extraction of natural products. Researchers continue to explore the potential of diethyl ether (二乙醚) in innovative applications, including its role in green chemistry practices where it can be used in conjunction with other eco-friendly solvents. Overall, diethyl ether (二乙醚) is a fascinating compound with a rich history and diverse applications. Its role in medicine as an anesthetic and in laboratories as a solvent highlights its significance in both historical and modern contexts. Understanding the properties and risks associated with diethyl ether (二乙醚) is critical for those who work with it, ensuring that its benefits can be harnessed while minimizing potential hazards.