alkynes

简明释义

[ˈælkaɪnz][ˈælkaɪnz]

n. [有化] 炔烃

英英释义

Alkynes are a class of hydrocarbons that contain at least one carbon-carbon triple bond.

炔烃是一类含有至少一个碳-碳三键的烃。

They are unsaturated compounds and are represented by the general formula CnH2n-2.

它们是未饱和化合物,通式为CnH2n-2。

单词用法

terminal alkyne

末端炔烃

internal alkyne

内炔烃

alkyne addition reaction

炔烃加成反应

react with alkynes

与炔烃反应

synthesize alkynes

合成炔烃

alkyne functional group

炔烃官能团

同义词

acetylenes

乙炔类

Acetylenes are often used in welding and cutting processes.

乙炔类常用于焊接和切割工艺。

unsaturated hydrocarbons

不饱和烃

Unsaturated hydrocarbons, including alkynes, have at least one triple bond.

包括炔烃在内的不饱和烃至少有一个三键。

反义词

alkanes

烷烃

Alkanes are saturated hydrocarbons with single bonds between carbon atoms.

烷烃是饱和烃,碳原子之间只有单键。

alkenes

烯烃

Alkenes contain at least one double bond between carbon atoms.

烯烃至少包含一个碳原子之间的双键。

例句

1.The results showed that all together 14 impurities were generated, including oxygen-containing compounds, alkynes, and organic acids, and their total actual recovery was 1.164%.

结果表明,生产的杂质包括含氧有机化合物、炔烃和有机酸计14种组分,总真实收率为1.164%;

2.Addition Reactions to alkynes, Hydrogenation, Halogenation and HX. Hydration of alkynes. Tautomerization.

炔烃的加成,氢化,卤化和HX。炔烃的水化作用。

3.However, alkyl-substituted propargylic dithioacetals could be synthesized by the displacement reaction of the corresponding terminal alkynes with alkyl iodides.

烷基取代的炔丙基硫缩酮衍生物,则能利用相对应的末端炔和碘烷亲电基进行取代反应所获得。

4.The results showed that all together 14 impurities were generated, including oxygen-containing compounds, alkynes, and organic acids, and their total actual recovery was 1.164%.

结果表明,生产的杂质包括含氧有机化合物、炔烃和有机酸计14种组分,总真实收率为1.164%;

5.Table 2 shows names for some alkyl groups, alkanes, alkenes and alkynes.

表2显示了一些烷基、烷烃、烯烃及炔烃的命名。

6.This article shows particular description of Fabricating Soluble Carbon Nanotubes with Ferrocene or Pyrene Containing Poly (1-alkyl) alkynes.

本论文详尽描述了利用含二茂铁或芘的聚(1 -烷基)炔合成可溶性碳纳米管。

7.And making methane to C2 alkynes by microwave chemistry methods have obvious advantages.

而利用微波化学方法从甲烷偶联制C2炔有着明显的优越性。

8.Science of Synthesis: Houben-Weyl Methods of Molecular Transformations: Category 6: Compounds with All-Carbon Functions , Volume 43: Polyynes, Arynes, Enynes, and Alkynes.

合成科学,第6类: 具全碳功能的化合物,第43卷:聚块烃、芳块、烯块与块(高价丛书)

9.This article reviews recent methods used in organic synthesis for the stereoselective reduction of alkynes to Z or E alkenes.

综述了在有机合成领域中,通过炔烃立体选择性还原制备Z-或E-烯烃的近期方法。

10.The first part of this thesis summarized the synthetical condition and the latest application of various alkynes .

本论文第一部分对各种炔烃的合成条件作了系统综述。并对二茂铁乙炔近年来的应用作了概述。

11.In the laboratory, we can convert alkynes 炔烃 into alkenes through hydrogenation.

在实验室中,我们可以通过氢化将alkynes 炔烃转化为烯烃。

12.When discussing hydrocarbons, it's essential to differentiate between alkanes, alkenes, and alkynes 炔烃.

在讨论烃时,区分烷烃、烯烃和alkynes 炔烃是至关重要的。

13.The synthesis of compounds often involves the use of alkynes 炔烃 as starting materials.

化合物的合成通常涉及将alkynes 炔烃作为起始材料。

14.Some alkynes 炔烃 are used in the production of pharmaceuticals.

一些alkynes 炔烃用于药品的生产。

15.In organic chemistry, we study the properties of alkynes 炔烃 to understand their reactivity.

在有机化学中,我们研究alkynes 炔烃的性质,以理解它们的反应性。

作文

Alkynes are a fascinating group of hydrocarbons that play a significant role in organic chemistry. They are characterized by having at least one carbon-carbon triple bond, which gives them unique properties compared to other types of hydrocarbons such as alkanes and alkenes. The general formula for alkynes is CnH2n-2, where 'n' represents the number of carbon atoms in the molecule. This structural feature not only influences their reactivity but also their physical properties, making them an interesting subject of study for chemists.One of the most common examples of an alkyne is ethyne, commonly known as acetylene. Ethyne consists of two carbon atoms connected by a triple bond, along with two hydrogen atoms. It is widely used in welding and cutting metals due to its high flame temperature when burned in oxygen. The importance of alkynes extends beyond industrial applications; they are also found in various natural products and serve as building blocks for more complex organic molecules.In addition to their industrial relevance, alkynes exhibit unique chemical reactivity. The presence of the triple bond makes them more reactive than alkenes and alkanes. Alkynes can undergo a variety of reactions, including addition reactions where elements such as hydrogen, halogens, or water can be added across the triple bond. For example, when ethyne reacts with hydrogen gas in the presence of a catalyst, it can be converted into ethane, an alkane. This reaction showcases how alkynes can be transformed into other types of hydrocarbons, highlighting their versatility in organic synthesis.Moreover, the study of alkynes contributes significantly to the field of medicinal chemistry. Many pharmaceutical compounds contain alkyne functional groups, which can enhance their biological activity. Researchers have been exploring the potential of alkynes in drug design, aiming to develop new therapeutic agents that can target specific diseases. The ability to modify the structure of alkynes allows chemists to create diverse compounds with varying properties, making them valuable tools in the development of new medications.In conclusion, alkynes are not just simple hydrocarbons; they are complex molecules with a wide range of applications and implications in both industrial and medicinal chemistry. Their unique structure and reactivity make them a critical area of study for chemists seeking to understand the intricacies of organic compounds. As we continue to explore the world of alkynes, we unlock new possibilities for innovation and discovery in science and technology. Understanding alkynes is essential for anyone interested in the field of chemistry, as they represent the intersection of basic research and practical application. Therefore, the significance of alkynes in both academic and industrial contexts cannot be overstated, as they continue to inspire advancements in chemical research and development.

炔烃是一类引人入胜的烃类,在有机化学中发挥着重要作用。它们的特征是至少具有一个碳-碳三键,这使得它们与其他类型的烃(如烷烃和烯烃)相比,具有独特的性质。炔烃的一般公式为CnH2n-2,其中'n'代表分子中的碳原子数量。这种结构特征不仅影响它们的反应性,还影响它们的物理性质,使其成为化学家研究的有趣主题。最常见的炔烃例子是乙炔,通常被称为乙炔。乙炔由两个碳原子通过三键连接,以及两个氢原子组成。由于在氧气中燃烧时产生的高火焰温度,它在焊接和切割金属中被广泛使用。炔烃的重要性不仅限于工业应用;它们也存在于各种天然产物中,并作为更复杂有机分子的构建块。除了工业相关性外,炔烃还表现出独特的化学反应性。三键的存在使它们比烯烃和烷烃更具反应性。炔烃可以经历多种反应,包括加成反应,其中氢、卤素或水等元素可以添加到三键上。例如,当乙炔在催化剂的存在下与氢气反应时,可以转化为乙烷,即一种烷烃。这一反应展示了炔烃如何转化为其他类型的烃,突显了它们在有机合成中的多样性。此外,炔烃的研究对药物化学领域贡献重大。许多药物化合物含有炔烃功能团,这可以增强它们的生物活性。研究人员一直在探索炔烃在药物设计中的潜力,旨在开发能够针对特定疾病的新治疗剂。修改炔烃的结构使化学家能够创造出具有不同性质的多样化化合物,使其成为新药开发中宝贵的工具。总之,炔烃不仅仅是简单的烃类;它们是复杂的分子,在工业和药物化学中具有广泛的应用和意义。它们独特的结构和反应性使它们成为化学家寻求理解有机化合物复杂性的关键研究领域。随着我们继续探索炔烃的世界,我们开启了科学和技术创新与发现的新可能性。理解炔烃对于任何对化学领域感兴趣的人来说都是至关重要的,因为它们代表了基础研究与实际应用的交汇。因此,炔烃在学术和工业背景下的重要性不容小觑,因为它们不断激励化学研究和发展的进步。