mercaptan

简明释义

英[mɜːˈkæptæn]美[mərˈkæptæn]

n. [有化] 硫醇

英英释义

单词用法

同义词

反义词

例句

1.A new type of fixed bed LPG mercaptan oxidation catalyst and activated carbon sweetening agent have been developed in laboratory.

在实验室研制出新的固定床液化石油气硫醇氧化催化剂和活性炭脱硫剂。

2.A waste alkaline liquor produced in the process of oil refining contains high concentration sodium sulphide and mercaptan sodium etc, which needs treatment before its neutralization.

炼油厂生产过程中产生的废碱液，含有浓度很高的硫化钠，硫醇钠等恶臭物质，在中和废碱液前需对其进行处理。

3.The elementary sulfur and mercaptan concur in jet fuel and the corrosion level varies as the time.

元素硫与硫醇共存于喷气燃料中，其腐蚀级别随时间变化而有所不同。

4.And diallyl tetrasulfide was synthesized by the reaction of sulfur monochloride with allyl mercaptan with a yield of 81.

以一氯化硫和烯丙硫醇为原料合成了二烯丙基四硫，产率为81。

5.Studying on 10x type molecular sieve to remove mercaptan, oxalic acid to remove alkalescence nitrogen and decolour with nature active clay were conducted.

研究了选用10X型分子筛脱除硫醇，草酸脱除碱性氮，同时用天然活性白土脱色。

6.The main component of sulfide in gasoline is thiophene, it can reach about 70 % in all over the sulfide, then is mercaptan and sulfur ether.

汽油中的硫化物主要是噻吩，占整个硫化物的70%左右，其次是硫醇和硫醚。

7.The effects of the accelerator NA-22 curing system and triazine-mercaptan(including curatives AF and TCY) curing system on the properties of epichlorohydrin binary copolymer(CHC) were investigated.

探讨促进剂NA 22硫化体系和三嗪硫醇（包括硫化剂AF和TCY）硫化体系对二元共聚氯醚橡胶（CHC）性能的影响。

8.From the structural characterization, it is deduced that this composite material includes a polymer with mercaptan attaching to the...

还通过对该复合材料的结构表征初步推测，该复合材料含有硫醇基，由硫-硫键断裂和键合实现能量释放与存储。

9.The experimental results show that the adsorbent can remove the mercaptan and other sulfide from gasoline, and provide the basis for developing the gasoline sweetening technology.

结果表明该吸附剂具有净化汽油中硫醇和总硫的双重效果，为汽油脱硫技术开发提供一定的基础。

10.In the lab, we learned how to synthesize mercaptan (硫醇) from alcohols.

在实验室里，我们学习了如何从醇类合成mercaptan（硫醇）。

11.The smell of the gas was due to the addition of mercaptan (硫醇), which is used as a safety measure.

气体的气味是由于添加了mercaptan（硫醇），这是一种安全措施。

12.Natural gas is odorless, but companies add mercaptan (硫醇) to help detect leaks.

天然气是无味的，但公司加入mercaptan（硫醇）以帮助检测泄漏。

13.The unpleasant odor of mercaptan (硫醇) can be detected even in very low concentrations.

即使在非常低的浓度下，也能检测到mercaptan（硫醇）的难闻气味。

14.During the safety training, we learned about the hazards of handling mercaptan (硫醇).

在安全培训中，我们了解了处理mercaptan（硫醇）的危险。

作文

The world of chemistry is filled with fascinating compounds, one of which is known as mercaptan. This term refers to a class of organic compounds that contain a sulfhydryl group (-SH) attached to a carbon atom. The name mercaptan is derived from the Latin word 'mercurium captans', meaning 'capturing mercury', due to their ability to form complexes with heavy metals. These compounds are often characterized by their strong and distinct odors, which can be reminiscent of rotten eggs or garlic. This pungent smell makes mercaptan compounds easily identifiable, and they play a crucial role in various industries, particularly in natural gas and petroleum production.One of the most common uses of mercaptan is as an odorant in natural gas. Natural gas is odorless and poses significant safety risks due to its flammability. To mitigate this risk, companies add a small amount of mercaptan, usually ethyl mercaptan, to give the gas a recognizable smell. This allows for the quick detection of gas leaks, which is essential for preventing potential disasters. Without the addition of mercaptan, leaks could go unnoticed, leading to dangerous situations for both individuals and the environment.In addition to its use in natural gas, mercaptan is also utilized in the manufacturing of various chemicals and pharmaceuticals. It serves as a building block in the synthesis of more complex molecules, contributing to the production of pesticides, rubber, and other industrial products. The versatility of mercaptan in chemical reactions highlights its importance in the field of organic chemistry.However, while mercaptan has many beneficial applications, it is essential to handle it with care. Exposure to high concentrations of mercaptan can lead to health hazards, including irritation of the eyes, skin, and respiratory system. Therefore, safety protocols must be strictly followed when working with this compound in laboratory and industrial settings. Personal protective equipment (PPE) such as gloves, goggles, and masks are crucial in ensuring the safety of workers who deal with mercaptan.Moreover, the environmental impact of mercaptan cannot be overlooked. While it is a naturally occurring substance, excessive release into the environment can lead to unpleasant odors and contribute to air pollution. Regulatory agencies monitor the levels of mercaptan emissions from industrial sources to minimize its impact on air quality. Responsible management and disposal of mercaptan waste are vital to protect both human health and the environment.In conclusion, mercaptan is a significant compound in the realm of chemistry with various applications, particularly in safety and industrial processes. Its distinctive odor not only serves practical purposes but also reminds us of the importance of chemical safety and environmental responsibility. Understanding the properties and uses of mercaptan helps us appreciate the complexities of chemistry and its impact on our daily lives. As we continue to explore the world of chemistry, compounds like mercaptan will remain essential to our understanding and advancement in science.

化学世界充满了迷人的化合物，其中之一被称为mercaptan。这个术语指的是一类有机化合物，它们含有一个硫醇基团（-SH）与一个碳原子相连。mercaptan这个名字源于拉丁词“mercurium captans”，意为“捕获汞”，因为它们能够与重金属形成络合物。这些化合物通常以其强烈而独特的气味而闻名，可能让人联想到腐烂的鸡蛋或大蒜。这种刺鼻的气味使得mercaptan化合物易于识别，并且它们在各个行业中扮演着至关重要的角色，特别是在天然气和石油生产中。mercaptan最常见的用途之一是作为天然气的气味剂。天然气是无味的，由于其易燃性，存在重大安全风险。为了减轻这一风险，公司会添加少量mercaptan，通常是乙基硫醇，以赋予天然气可识别的气味。这使得快速检测气体泄漏成为可能，这对于防止潜在灾难至关重要。如果没有添加mercaptan，泄漏可能不会被发现，导致个人和环境面临危险。除了在天然气中的应用外，mercaptan还用于制造各种化学品和药品。它作为更复杂分子的合成基础，助力于农药、橡胶和其他工业产品的生产。mercaptan在化学反应中的多功能性突显了它在有机化学领域的重要性。然而，虽然mercaptan有许多有益的应用，但处理时必须小心。暴露于高浓度的mercaptan可能导致健康危害，包括眼睛、皮肤和呼吸系统的刺激。因此，在实验室和工业环境中处理这种化合物时，必须严格遵循安全协议。个人防护装备（PPE），如手套、护目镜和口罩，对于确保与mercaptan打交道的工人的安全至关重要。此外，mercaptan对环境的影响也不容忽视。虽然它是一种自然存在的物质，但过量释放到环境中可能导致令人不快的气味并加剧空气污染。监管机构监测工业来源的mercaptan排放水平，以尽量减少其对空气质量的影响。负责管理和处置mercaptan废物对于保护人类健康和环境至关重要。总之，mercaptan是化学领域中一种重要的化合物，具有各种应用，特别是在安全和工业过程中。其独特的气味不仅服务于实用目的，也提醒我们化学安全和环境责任的重要性。理解mercaptan的性质和用途帮助我们欣赏化学的复杂性及其对我们日常生活的影响。随着我们继续探索化学世界，像mercaptan这样的化合物将继续是我们理解和推进科学的重要组成部分。